Offers to Sell

In industrial procurement, one of the recurring dilemmas for buyers is deciding between FKM and FFKM sealing rings. You might think that one elastomer is almost like the other, but in reality, that extra “F” in FFKM represents a significant leap in chemical resistance, temperature tolerance, and overall reliability. I remember a conversation with a distributor last year. They were supplying FKM seals to a pump manufacturer handling aggressive chemical fluids. Initially, everything seemed fine. But after a few months, there were reports of swelling and early wear. That was a classic example of why FFKM exists: environments that push FKM to its limits need a material designed for extremes. FKM: The Balanced Choice FKM, or fluoroelastomer, is widely known for balancing performance and cost. Standard FKM sealing rings can withstand temperatures roughly between -20°C and 250°C, depending on the grade. They are resistant to oils, fuels, and moderate chemical exposure. Industries that frequently use FKM include: · Automotive systems – engines, gearboxes, transmissions. · Industrial machinery – motors, pumps, and hydraulic equipment. · Oil and gas applications – where contact with hydrocarbons is common. From a distributor’s point of view, FKM is popular because it’s available in a wide range of sizes, often in stock, which means urgent orders can be fulfilled without long lead times. It’s also easier to quote and budget for clients, making it a practical solution for many industrial applications. However, it’s important to remember that FKM does have limits. Harsh acids, caustic solutions, and temperatures exceeding 250°C can compromise seal integrity. In practice, selecting the wrong FKM grade is a common source of early failure. FFKM: Premium Performance for Tough Conditions FFKM, or perfluoroelastomer, takes performance to the next level. By replacing nearly all hydrogen atoms in the polymer chain with fluorine, FFKM achieves chemical inertness similar to PTFE, combined with the elasticity of rubber. This structure allows FFKM seals to operate at temperatures up to 330°C and resist almost all chemical media—including strong acids, ketones, and other aggressive fluids that would rapidly degrade FKM. Industries that rely on FFKM include: · Semiconductor manufacturing, where even minor seal failure can halt production. · Aerospace, for hydraulic and fuel systems under extreme thermal cycling. · Chemical processing plants, where aggressive chemicals are routine. Though cost is higher than FKM, FFKM sealing rings prevents premature failures in critical applications, reducing downtime and maintenance costs. For buyers supplying clients in these industries, investing in FFKM often saves money over the long term. Observations for Distributors and Procurement Teams For someone responsible for inventory or bulk supply, the decision between FKM and FFKM is influenced by more than just chemistry: · Stock availability and lead time: FKM is usually abundant, which simplifies urgent replacements. FFKM, while more specialized, can also be sourced quickly from suppliers like DEDE, who maintain ready-to-ship stock for common sizes. · Cost considerations: FKM is more budget-friendly and performs well in moderate conditions. FFKM is premium, but necessary for extreme conditions. · Application environment: If the equipment handles aggressive chemicals or extreme temperatures, FFKM is the safer choice. Using FKM under these conditions almost guarantees early replacement. Mechanically, both FKM and FFKM resist compression set, have excellent gas and liquid barrier properties, and are durable against weathering and ozone. One thing to note: FFKM may expand slightly more under heat, so fit tolerances must be considered in high-precision applications. Why DEDE Is a Reliable Partner Beyond material selection, working with a supplier who understands the realities of industrial procurement is key. DEDE excels in this area: · Fast delivery of standard parts: With over ten thousand specifications in stock—including O-rings, oil seals, and other components—DEDE ensures urgent industrial demands can be met. · Customized solutions: Non-standard sealing rings are designed and tested specifically for client requirements, from material selection to production testing. · Technical expertise: DEDE is team, with over 30 years of industry experience, helps optimize sealing systems, reduce maintenance costs, and improve operational reliability. DEDE is enterprise strengths: · Operates as a real manufacturing facility, not just a trading intermediary. · Recognized as a global industry leader with full-range models in stock and products supplied to over 80 countries. · Certified as a provincial innovation center, specialized high-tech enterprise, and part of a leading industrial cluster. Practical Advice for Industrial Buyers In real-world procurement, choosing the right seal is about balancing application demands, cost, and lead time: · FKM o ring is suitable for most industrial equipment with moderate chemical exposure and temperature requirements. · FFKM o ring is essential for critical applications with extreme chemicals, high temperatures, or zero-tolerance failure scenarios. Partnering with DEDE ensures access to both materials, technical guidance, and rapid delivery when urgent replacements are needed. Many distributors and OEMs I’ve worked with find that even minor differences in material selection can significantly affect equipment uptime. In other words, understanding FKM vs. FFKM isn’t just a technical exercise—it’s a strategic decision that influences reliability, maintenance costs, and client satisfaction.

Minimum Order: 1000

A steel elbow is a pipe fitting installed between two straight pipe sections in plumbing. The elbow can be used to change the flow direction or connect pipes of different sizes or materials. One of the most commonly used elbow fittings is the 90-degree pipe elbow. As the name suggests, this type of elbow has a 90- degree angle between its two connecting ends. This blog post will explore the features, applications, and types of 90-degree elbows. What Exactly is a 90-Degree Buttweld Elbow? A 90-degree buttweld elbow is a pipe fitting engineered to connect two pipes of the same nominal diameter at a right angle, facilitating a 90-degree change in the direction of the fluid or gas. The term “buttweld” refers to the method of connection; the ends of the elbow are beveled to be welded directly onto the ends of the pipes. This welding process creates a strong, continuous, and leak- proof connection that becomes an integral part of the pipeline itself. These 90-degree pipe elbow fittings are manufactured from a variety of materials to suit different applications and environmental conditions. Common materials include carbon steel (like ASTM A234 WPB), stainless steel (such as ASTM A403 for corrosion resistance), and alloy steel for high-temperature or high-pressure service. 90-degree buttweld steel elbow fitting Key Features and Specifications When selecting a 90-degree buttweld elbow, several specifications are critical to ensure compatibility and performance: Material Composition: The choice of material depends on the fluid being transported, temperature, and pressure. Carbon, stainless, and alloy steels are the most common choices in industrial settings. Size and Dimensions: Elbows are available in a wide range of sizes, typically from 1/2 inch to 48 inches (NPS), to match standard pipe diameters. Their dimensions and tolerances are governed by standards like ASME B16.9. Wall Thickness: The elbow’s wall thickness, or schedule, must match the connecting pipe to maintain consistent pressure ratings and flow dynamics throughout the system. Connection Type: The defining feature is the beveled end, which is specifically prepared for butt welding, ensuring a strong and smooth joint. Types of 90-Degree Elbows: Long Radius (LR) vs. Short Radius (SR) 90-degree buttweld elbows are primarily available in two standard types, distinguished by their radius of curvature: Long Radius (LR) 90-Degree Elbow: The LR elbow has a centerline radius that is 1.5 times the nominal pipe size (NPS) of the pipe. This larger radius creates a gentler turn, which minimizes pressure drop, reduces turbulence, and results in less flow resistance. LR elbows are the standard choice for most applications, especially in high-pressure and high-flow-rate pipelines. Short Radius (SR) 90-Degree Elbow: The SR elbow features a centerline radius equal to the pipe’s nominal pipe size (NPS). The sharper turn makes SR elbows ideal for use in tight or congested areas where space is limited. However, this compact design results in a higher pressure drop and increased flow resistance compared to its LR counterpart. Wide-Ranging Industrial Applications The reliability and strength of 90-degree buttweld elbows make them indispensable across numerous industries: Oil and Gas: Used extensively in upstream, midstream, and downstream operations for routing crude oil, natural gas, and refined products. Chemical Processing: Essential for constructing complex piping networks that transport various chemicals, often under corrosive conditions. Power Generation: Critical in steam lines, cooling water systems, and other fluid transport applications within power plants. Plumbing and HVAC: Commonly used in commercial and residential buildings to direct water flow and for ducting in heating, ventilation, and air conditioning systems. Water Treatment: Employed in filtration and distribution systems to manage water flow efficiently. Proper Installation is Key The integrity of a pipeline relies heavily on the correct installation of its components. Installing a 90-degree buttweld elbow is a precise process: Preparation: The ends of both the pipe and the elbow must be thoroughly cleaned and free of any debris, rust, or grease. Alignment: The elbow must be perfectly aligned with the pipe to ensure a smooth internal surface and prevent any obstruction to the flow. Welding: A skilled professional should perform the welding, typically using a method like TIG (Tungsten Inert Gas), to create a secure and leak-free joint. Testing: After installation, the joints must be tested for leaks and structural integrity before the system becomes operational. Conclusion In summary, the 90-degree buttweld steel elbow is a fundamental component for changing flow direction in piping systems. Available in different materials and, most notably, in long radius (LR) and short radius (SR) variants, these fittings offer versatile solutions for various needs. Choosing the appropriate type based on space constraints, flow requirements, and pressure considerations is crucial for optimizing system efficiency, ensuring structural integrity, and guaranteeing long-term reliability. JSfittings is the buttweld steel pipe elbow fittings manufacturer and exporter in China. Please contact us at any time if you have any questions.

Minimum Order: 100

When people in the sealing industry talk about high-performance elastomers, two materials are often mentioned together: FKM and FFKM. At first glance they may sound similar, but in practice they meet very different needs. Understanding their strengths helps buyers, engineers, and distributors decide which solution actually makes sense in a given machine or process. FKM sealing rings more commonly known as fluoroelastomer, has been around for decades. It was developed when the aerospace industry needed a material that could handle both high temperatures and exposure to aggressive fuels. Over time it found its way into cars, pumps, industrial motors, and hydraulic systems. The reason is simple: it survives conditions that would destroy standard rubbers. In an automotive gearbox, for example, sealing rings made from FKM can cope with hot lubricants, pressure fluctuations, and long service intervals without breaking down. FFKM sealing rings perfluoroelastomer is essentially the next step up. By increasing the fluorine content, its chemical resistance becomes almost universal, and its temperature limit stretches to the 300-plus degree range. That is why chemical plants, semiconductor fabs, and aerospace equipment makers are willing to pay a higher price for FFKM parts. The material does not just resist one or two groups of chemicals; it tolerates nearly everything from strong acids to amines. For industries where contamination or downtime cannot be tolerated, FFKM becomes less of a luxury and more of a requirement. One way distributors explain the gap is by looking at risk. If a seal in a truck engine fails, replacing it is inconvenient, but it is manageable. If a seal in a semiconductor line fails, production halts and losses are huge. This risk calculation explains why FKM continues to dominate mainstream markets like automotive, energy, and machinery, while FFKM stays in specialized corners where extreme performance justifies the higher cost. For procurement teams, a common question arises: “Should we always buy the most advanced material?” The honest answer is no. Choosing between FKM and FFKM depends less on marketing and more on the actual working medium and temperature. Many suppliers, including NQKSF, emphasize this during consultations. By offering both standard stock and custom-engineered options, they help buyers match seals precisely to the environment, whether that means a common O-ring for a pump distributor or a tailored sealing ring for a chemical reactor. The supply chain side also matters. A seal may perform well in theory, but if it takes months to arrive, production schedules suffer. This is why NQKSF invests heavily in maintaining large inventories—tens of thousands of sizes of O-rings, oil seals, and related parts are available for rapid dispatch. When unusual specifications are required, the company develops custom solutions from material selection to design and testing. For many industrial buyers, this balance of fast standard supply and deep engineering support is more valuable than simply offering a catalog. Behind the products stands real manufacturing capability. NQKSF is not a trading company; it runs its own factory, certified as a provincial innovation center and recognized as a high-tech enterprise. With seals shipped to more than 80 countries and used by global brands, the company has become a name that distributors and OEMs associate with reliability. In sectors like automotive, energy, robotics, and chemical processing, having a supplier that combines stock availability with technical know-how makes procurement decisions less risky. In short, FKM and FFKM sealing rings differ in chemical range, temperature tolerance, and of course price. Buyers who understand these differences avoid both under-specifying and overspending. With experienced partners offering both materials, along with the ability to respond quickly and customize when required, the path to the right sealing solution becomes much clearer.

Minimum Order: 1000

The YZH stationary boom system product line is renowned for its intelligent operation, high energy efficiency, strong adaptability, and exceptional reliability. Below is a detailed introduction to the WHA610 stationary boom system. Main Parameters of the WHC610 Stationary Boom System： Scope of Work Diagram for the WHC610 Stationary Boom System： Features of the WHC610 Stationary Boom System： 1. Structural Design: Fixed robotic arms typically utilize high-strength steel and modular design to ensure stability and durability during high-intensity operations. 2. Power System: Features an electro-hydraulic drive system delivering stable power output with low energy consumption. 3. Control Methods: Supports multiple control modes including cab operation and remote control (with a range of 10-20km), equipped with a video monitoring system for intelligent operation. 4. Attachment Compatibility: Achieves multi-functional operation by swapping front attachments (e.g., hydraulic breakers, hydraulic grapples, buckets) to adapt to diverse task requirements. 5. Working Range: The horizontal reach of the working arm typically spans 4.88m to 20.4m, with swing angles ranging from 170° to 360°, ensuring extensive coverage. The Benefits of WHC610 Stationary Boom System： 1. High Efficiency & Energy Savings: Reduces energy costs by over 50% compared to traditional diesel equipment (up to 60% in certain scenarios). Electric drive eliminates exhaust emissions for enhanced environmental performance. 2. Advanced Intelligence: Features a flexible control system enabling precise positioning. Remote monitoring and operation minimize risks associated with close-range personnel operations. 3. Strong Adaptability: Operates reliably in harsh environments (e.g., corrosive or high-explosion-risk areas). Modular design enables rapid customization for diverse client requirements. 4. Low Maintenance Costs: Failure rates reduced by over 80% compared to traditional equipment. Simple maintenance minimizes downtime. 5. Safe and Reliable: High-performance shock absorption system reduces impact damage to equipment, extending service life. The Application of WHC610 stationary boom system： YZH stationary boom system are widely applied in the following sectors: Mining: Secondary crushing of large ore blocks, resolving chute blockages and screen jams (e.g., metal mines, coal mines). Aggregate Industry: Clearing large rock obstructions at crushing plant feed points to boost production efficiency. Metallurgy & Foundry: Used for slag removal, ladle dismantling, shell breaking, and similar operations. Cement Plants & Chemical Industry: Handles blockages in hot clinker or corrosive environments. Ports & Terminals: Breaks large materials to assist loading/unloading operations. A metallurgical foundry adopted YZH stationary boom system for ladle slag removal, replacing manual labor. This increased efficiency by approximately 50% while eliminating risks associated with high-temperature manual operations. A large aggregate plant installed this stationary boom system at the jaw crusher feed inlet to resolve material jams, reducing downtime and boosting overall output.

Brand: JS FITTINGS Place of Origin: CHINA Material: carbon steel, alloy steel, stainless steel Size: 1/2″-48″, any customized size Seamless: DN15-DN600 Type: 3D, 5D, 8D, 10D, Etc. Welded: Above DN600 Certificates: ISO 9100, CE, GOST-R Buttweld steel pipe bends (commonly called pipe elbows) serve as key directional-changing elements in piping networks. These industrial pipe fittings are permanently welded between pipe sections to redirect fluid flow at precise angles. They are fundamental components across industries including: Petrochemical Processing Oil & Gas Transmission Water & Wastewater Systems Power Generation Plants Marine & Shipbuilding At Hebei Jinsheng, we manufacture these vital steel pipe fittings in multiple configurations to accommodate diverse industrial requirements. Detailed Classification 1. By Radius Configuration Long Radius (LR) Pipe Bends (R=1.5D) Short Radius (SR) Bends (R=1.0D) 2. By Angle Variation 45° Bends: Moderate flow redirection 90° Bends: Standard right-angle configuration 180° Bends: Complete flow reversal Custom Angles (22.5°, 60°, etc): Engineered solutions for specialized layouts 3. By Construction Method Seamless Fabrication Welded Construction Material Selection Commonly made from carbon steel, stainless steel or alloy steel. Dimensional Standards: ASME B16.9/B16.49 EN 10253-2 GOST 17375 Industry Applications Petrochemical Plants Critical for reactor feed lines Catalyst transfer systems Flare gas collection networks Oil & Gas Pipelines Gathering lines Transmission systems Refinery process piping Water Infrastructure Pump station routing Treatment plant distribution Desalination systems Why Choose Jinsheng Buttweld Bends? Manufacturing Advantages: 1. In-house forging & heat treatment facilities 2. Automated CNC machining for consistency 3.100% hydrostatic & NDE testing Quality Assurance: 1. PMI verification for material traceability 2. Certified MTRs with each shipment 3. Full dimensional inspection reports Supply Chain Benefits: Global logistics network Emergency production capacity Inventory stocking programs

Minimum Order: 100

Brand: JS FITTINGS Place of Origin: CHINA Material: carbon steel, alloy steel, stainless steel Size: 1/2″-48″, any customized size Seamless: DN15-DN600 Welded: Above DN600 Certificates: ISO 9100, CE, GOST-R Steel Pipe End Caps, also known as Pipe Caps, suggest their function through their name: they act as a seal to the end of a pipe. Their primary function is to waterproof piping networks in addition to resisting chemicals, moisture, and weather. End cap is usually circular and matches the outer diameter of the pipe. It is connected to the end of the pipe by welding. Due to the strong welding connection, it can withstand high pressure and temperature, and maintain reliable sealing performance. We offer buttweld ASME B16.9, GOST 17379 Pipe end Cap fittings for quick assembly that also avoid the pipe from getting cracked or damaged. Our End caps are available in carbon steel, stainless steel, alloy steel materials, in a variety of colours, finishes and in a wide array of sizes. It has excellent corrosion resistance and can resist corrosion media such as oxidation, acidity, alkalinity, and salt solutions. Functions: Butt weld end caps can effectively prevent the leakage of media in the pipeline to the external environment. Especially when transporting liquids or gases in the pipeline, the sealing performance of butt weld caps must make sure that the media will not leak accidentally, thereby guaranteeing the safety of the system. It can also effectively prevent external substances such as dust, impurities, and moisture from entering the pipeline, thereby avoiding contamination of the media inside the pipeline. This is very important for applications that require maintaining the purity of the media or avoiding external influences. Production process of steel pipe caps production process of steel pipe caps Why Choose Us? JS FITTINGS is a reputable company based in Yanshan County, Cangzhou City, Hebei Province, China. We are committed to providing quality products and services at competitive prices, including but not limited to steel pipe flange, buttweld elbow, butt weld tee, pipe Reducers and steel pipe. We understand that every client has different needs, so we work diligently to provide custom solutions tailored to meet their exact requirements. Our state-of-the-art facilities and modern production lines ensure fast delivery and precise manufacturing for all of our clients. We have earned ISO9001:2015, CE, GOST-R, and passed Pressure Equipment Directive (PED) certification. All this comes with exemplary customer service and a comprehensive warranty that guarantees your satisfaction. At JS FITTINGS, we understand that our customers have different needs and requirements when it comes to pipe fittings and flanges. We strive to provide products of superior quality that meet international standards. Our commitment to innovation and excellence is reflected in our comprehensive product line. Standards Complied With: ASME B16.9, ASME B16.28, ASME B16.49, GOST 17375, GOST 30753-2001, GOST 17376, GOST 17378, GOST 17379 and EN 10253. Production of every fitting follows precise manufacturing processes to achieve leak-proof connections while strengthening durability and performance stability with high-pressure systems.

Minimum Order: 100

Brand: JS FITTINGS Place of Origin: CHINA Material: carbon steel, alloy steel, stainless steel Size: 1/2″-48″, any customized size Seamless: DN15-DN600 Welded: Above DN600 Certificates: ISO 9100, CE, GOST-R Butt weld pipe cross(also called Equal Cross, Pipe Cross, Butt weld Cross) is a kind of pipe fitting with four connection ports. It connects four pipes together through welding, allowing fluid to be diverted from one main pipe to three branch pipes, or fluid to be converged from three branch pipes into one main pipe. This enables the distribution or convergence of multiple pipes, allowing fluid or gas to flow in different directions. This flexibility in pipe layout and flow distribution ensures the smooth operation and efficient transmission of fluids in the pipe system. Our steel fitting cross made of carbon steel,stainless steel, or alloy steel, butt weld pipe cross has corrosion resistance and can withstand the erosion of corrosive media such as oxidation, acidity, alkalinity, and salt solutions. Butt weld cross fittings We also offer the ANSI B16.9, GOST and more standard cross fittings. The ASME B16.9 Pipe Cross is a high-quality plumbing solution designed to connect four sections of pipes. This fitting is manufactured in alignment with the standards set by the American Society of Mechanical Engineers (ASME), ensuring its quality, durability, and performance. Constructed from robust materials, our buttweld steel fitting pipe cross is resistant to corrosion, wear, and tear, ensuring longevity and reliability in various environments. It can withstand high pressure, extreme temperatures, and harsh chemicals, making it suitable for industrial, commercial, and residential plumbing systems. Production Process Butt Weld Fitting Cross Production Process Why choose JSFittings as your buttweld cross Manufacturer? As a trusted steel pipe fittings manufacturer, RAYOUNG offers a comprehensive range of buttweld pipe fittings engineered to meet international standards, including: Standards Complied With: ASME B16.9, ASME B16.28, ASME B16.49, GOST 17375, GOST 30753-2001, GOST 17376, GOST 17378, GOST 17379 and EN 10253. Production of every fitting follows precise manufacturing processes to achieve leak-proof connections while strengthening durability and performance stability with high-pressure systems. Our Services For all steel pipe fittings products, except for the reasonable factory price and satisfactory quality, RAYOUNG is deeply trusted by customers also because of our short delivery period and attentive service.

Minimum Order: 100

Butt Weld Tee Fittings for Converging Or Diverging Flow Butt weld tees, also known as T-shaped pipes or pipe fitting tees, are commonly used pipe fittings in piping systems where fluid or gas needs to be diverted. They are connected to the main pipeline and branch pipelines by welding, allowing the fluid to be diverted from the main pipeline to the two branch pipelines, or to converge from the two branch pipelines into the main pipeline. This simplifies the layout of the piping system and improves its efficiency and performance. Butt Weld Equal Tee The butt weld tee (equal tee and reducing tee) has a 90 degree branch and a straight-line pipe that will provide a connection to install another device for the pipeline systems. Butt weld reducer tee The same structure as the T shape, but the size of the 90-degree branch is smaller than the diameter of the straight line pipe. Therefore, install a smaller size pipe or fittings. 1. Butt weld equal tee is used to branch or converge fluids in a piping system. 2. The branch pipe of the butt weld reducing tee is smaller than the main pipe, allowing fluid to flow from the main line to the branch line for branching. 3. lateral pipe tee(45 degreen butt weld tee) is used to branch or converge fluids in a piping system. Butt weld reducer tee fitting Feathers: It is connected to the pipeline by welding, and has high strength and sealing performance, and can withstand high pressure and temperature. It is made of stainless steel, duplex steel, or special alloy steel, and has corrosion resistance, and can resist corrosion media such as oxidation, acidity, alkalinity, and salt solution. Production Process Butt Weld Tee Production Process Different producing links of Steel Pipe Tees buttweld pipe tee fittings material buttweld steel tee Production Process buttweld pipe fitting tee Production Process Material of pipe Tees Cold drawing Cutting the cap of the tee .JS FITTINGS produce seamless tees, most are in material of 20 grade steel. Special steel and alloy steel need to be checked with our factory. There are different ways of manufacturing Tees, cold drawing is a good way for smaller size with low and medium pressure. Thickness tolerance of the fittings is 12.5%, but the weight tolerance of the tees will be different with other fittings. Production of Buttewld Fitting Tees Service of JS FITTINGS JS FITTINGS is Credible, Trustworthy, and sincere to Customers 1. All orders will be treated carefully by the sales department, production department, testing department, packaging department, and transportation department. 2. After signing the contracts, JS won’t change the price during the valid time, even if the material cost increases a lot. 3. Reasonable demands will be acceptable without additional cost. As a trusted steel pipe fittings manufacturer, RAYOUNG offers a comprehensive range of buttweld pipe fittings engineered to meet international standards, including: Standards Complied With: ASME B16.9, ASME B16.28, ASME B16.49, GOST 17375, GOST 30753-2001, GOST 17376, GOST 17378, GOST 17379 and EN 10253. Production of every fitting follows precise manufacturing processes to achieve leak-proof connections while strengthening durability and performance stability with high-pressure systems. Our Services For all steel pipe fittings products, except for the reasonable factory price and satisfactory quality, RAYOUNG is deeply trusted by customers also because of our short delivery period and attentive service.

Minimum Order: 100

Details of The Pipe Reducer Butt weld steel pipe reducers are pipe fittings with two ports of different diameters. They can be used to connect pipes of different diameters by welding, providing a smooth transition for fluid flow. This reduces resistance and pressure loss, and helps to maintain efficient operation of the pipeline system. Butt weld pipe fitting reducers also allow for flexible layout of the pipeline system in limited space, providing convenience for smooth operation and layout adjustments. It has two types: Concentric pipe reducer and Eccentric pipe Reducer. Concentric butt weld reducers connect two pipes with different diameters but with coinciding center axis lines, and are suitable for smaller diameter pipe systems. Eccentric butt weld reducers are used to connect two pipes with different diameters but with non-coincident center axes, allowing for vertical and horizontal offset of the pipes. They are suitable for situations where vertical and horizontal offset needs to be resolved or space limitations need to be avoided. Butt weld steel pipe reducers Advantages: 1. It is connected to the pipe by welding, and has high strength and sealing performance, and can withstand high pressure and temperature. 2. It is made of carbon steel, alloy steel and stainless steel, and has excellent corrosion resistance, and can resist corrosion media such as oxidation, acidity, alkalinity, and salt solution. Application: Carbon steel pipe Reducers can be used for the control of water, gas, steam, oil, and corrosive media in chemical, petroleum, metallurgy, light industry, electric power, plumbing, food, pharmaceutical, fiber, ink, and other industries. Sanitary valves, fluid fittings, special fittings of special industries, and mechanical supporting equipment can be used in dairy, pharmaceutical, beer, beverage, edible oil, and other industries to meet their professional requirements. Reducers are produced according to different standard systems which can be adapted to the corresponding standard system of supporting equipment, JS FITTINGS can produce non-standard reducers according to the requirements of users, and reducers are suitable for special purposes. Specification Information Product Name Carbon Steel buttweld Pipe Reducer Product degree Concentric reducer, Eccentric reducer,etc.. Product size 1/2″-48″ etc.. Product wall thickness Sch5–XXS etc.. Product material A234-WPB, A420-WPL6, WP304L, WP316L, WP304, WP316, etc.. Standard ASTM DIN GB JIS EN GOST etc.. Surface Preparation Anti-rust black painting, anti-rust varnish, transparent anti-rust oil, hot galvanized, sandblasting. Packing detail Free fumigation wooden cases, and pallets. A customized package is acceptable Product delivery time 3-5 days for stock goods, 15-30 days for one container, more 10 days for one more container. Minimum Order Quantity According to the customer’s requirement Application Range It is widely used in the petroleum, chemical industry, nuclear power plant, food manufacturing, construction, shipbuilding, paper making, medicine, and other industries. please read carefully before placing the order 1. Generally, black painting for anti-corrosion and high-temperature resistant. 2. Please confirm all the product specifications and marks with us before placing the order. 3. JS FITTINGS has complete and advanced testing equipment to ensure the good quality of the pipe fittings. 4. JS FITTINGS is a professional manufacturer with 36 years of experience, the price is competitive and the quality is excellent, please purchase freely. 5. The warranty period of JS fittings is one year. We appreciate your feedback. Why choose JSFITTINGS? As a trusted steel pipe fittings manufacturer, RAYOUNG offers a comprehensive range of buttweld pipe fittings engineered to meet international standards, including: Standards Complied With: ASME B16.9, ASME B16.28, ASME B16.49, GOST 17375, GOST 30753-2001, GOST 17376, GOST 17378, GOST 17379 and EN 10253. Production of every fitting follows precise manufacturing processes to achieve leak-proof connections while strengthening durability and performance stability with high-pressure systems. Our Services For all steel pipe fittings products, except for the reasonable factory price and satisfactory quality, RAYOUNG is deeply trusted by customers also because of our short delivery period and attentive service. FAQ Are you a manufacturer or trading company? We have had true factory and manufacture costing and forged flanges since 1983, and produced pipe fittings for more than 20 years. Our factory is located in Yanshan Cangzhou City. Welcome to visit us. We are pleased to show you our advanced production lines. Can you supply a price list of all your items? Because the price is affected by material cost, total quantity, transportation cost, and exchange rate, a draft price list is not helpful for your purchase. Please kindly supply us with your purchase details, such as item name, type, size, pressure, surface treatment, quantity, and destination port. We will supply you with a real competitive offer. Can your price be lower? Of course. The thickness tolerance of the pipe fittings is ±12.5%, and the thickness tolerance of the forged flanges is ±1mm. If the bigger tolerance is acceptable for you, the price can be lower. If you need products with standard tolerance, please consider adding the quantity, the more the cheaper. How can I confirm the quality of the first order? 1. we have been a professional manufacturer for many years and have ISO certificates. 2. We can show you pictures and videos of our bulk orders. 3. We are pleased to supply you with free samples for testing, you need only to pay for the courier cost.

Minimum Order: 100

Seamless Steel Pipe Elbow In the realm of seamless steel drawing pipes, fitting elbows are crucial components that facilitate the change in direction of fluid flow in a piping system. Product Features: Brand: JS FITTINGS Place of Origin: CHINA Production Technology: cut, hot pushed, formed, machining, sandblasted, painted Material: carbon steel, alloy steel, stainless steel Size: 1/2″-48″, any customized size Thickness: 2mm-32mm Certificates: ISO 9100, CE, GOST-R Surface Treatment: Non/Original color, black painted, rust oil, transparent oil In the realm of seamless steel drawing pipes, elbows are crucial components that facilitate the change in direction of fluid flow in a piping system. Welded elbows and seamless elbows are two common types used in various industries, including the Seamless Steel Drawing Pipes industry. While they both serve the same purpose, there are notable differences between them in terms of manufacturing, strength, performance, and cost. Welded Steel Pipe Elbows Seamless Steel Elbow A welded elbow is a pipe fitting that is created by welding a short piece of pipe or plate to form the desired angle for redirecting fluid flow. The welding process involves joining the two components using heat, resulting in a strong and durable connection. Welded steel elbows are available in various angles, such as 45degrees, 90 degrees, and 180 degrees, to accommodate different piping configurations. These elbows are widely used in applications where a change in direction is required, but without subjecting the piping system to high levels of stress. The absence of a weld seam is the defining feature of a seamless elbow. This unified construction enhances its structural integrity, making it inherently stronger and more resistant to leaks and failures under stress. For this reason, seamless elbows are the preferred choice for high- pressure and high-temperature applications where reliability is paramount. Key Features & Advantages of Seamless Steel Pipe Elbows: 1. Seamless Design Weld-free construction enhances pressure resistance and fatigue life, ideal for high-stress environments. 2. Material Versatility Options include carbon steel, stainless steel (304/316), and specialty alloys, tailored to corrosive or high-temperature conditions. 3. Multiple Bend Angles Standard angles: 45°, 90°, or 180°; custom bends available for unique layout requirements. 4. Optimized Performance Seamless interiors minimize turbulence and pressure loss, improving flow efficiency. Rated for extreme pressures/temperatures, outperforming welded alternatives. 5. Industry Compliance Meets GOST 17375, ASME B16.9, ANSI B16.28, and other international standards for guaranteed compatibility. Design Variants Long/Short Radius Long radius pipe elbow(LR elbow): Gentle bends for reduced flow resistance. Short radius pipe elbow (SR elbow): Compact turns for space-constrained installations. Beveled Ends Prepares for full-penetration welding, ensuring leak-proof joints. Applications of Seamless Elbows: Seamless elbows are preferred in applications requiring high performance and reliability within the Seamless Steel Drawing Pipes industry: 1. Oil and Gas Sector: Seamless elbows are widely used in the oil and gas industry due to their ability to handle corrosive substances and high-pressure conditions. 2. Petrochemical Plants: In petrochemical processing, seamless elbows are essential for directing the flow of various chemicals and intermediates. 3. High-Pressure Systems: Seamless elbows are ideal for high-pressure pipelines in power plants, refineries, and chemical processing plants. 4. Water Treatment Facilities: These elbows are employed in water treatment facilities to regulate the flow of treated water in municipal and industrial settings. Why Choose JSFITTINGS Seamless Elbows? Durability: No seam welds = fewer failure risks. Efficiency: Smooth bore maintains consistent flow rates. Corrosion Resistance: Material options extend service life in harsh settings. Low Maintenance: Robust design reduces downtime and repair costs.

Minimum Order: 100

PDLC Mixture Switchable Film QYPDLC-3081 Established in 2007, Qingdao QY Liquid Crystal Co., Ltd is a leading manufacturer specializing in high-quality nematic liquid crystals, primarily used in PDLC smart film and high grade of LC display. With over 18 years of nematic liquid crystals production expertise. Our LCs are widely exported to Europe, the United States, South Korea, and other global markets. The capable of our producing approximately 5000 kilograms per month. We signed the Exclusive Agency Agreement with our South Korean customer from 2011

Minimum Order: 20 square metres

Oxidized polyethylene wax serves as a highly important and efficient external lubricant and processing aid in PVC manufacturing. It plays an irreplaceable role by enhancing processing fluidity and improving the surface quality of finished products. 1. Superior External Lubrication Effect Mechanism: The molecular chains of oxidized polyethylene wax carry polar groups such as carboxyl and hydroxyl groups. These groups enable one end to weakly anchor onto PVC molecular chains, while the long-chain alkane groups at the other end extend outward. Effect: This creates an effective lubricating film between the PVC melt and the metal surfaces of processing equipment (e.g., barrels, screws, molds). This film significantly reduces friction between the melt and metal surfaces, preventing melt adhesion to equipment. Consequently, material is easier to convey, plasticize, and demold. 2. Promoting Plasticization and Improving Flowability Although primarily functioning as an external lubricant, its moderate polarity provides slight compatibility with PVC, preventing complete “slippage” unlike paraffin wax. It reduces friction-induced heat while ensuring effective shear force transfer, aiding uniform plasticization of PVC resin. This lowers melt viscosity and enhances flowability.

The demand for high-grade animal feed is growing rapidly worldwide as livestock and fowl farming increases. Effective feed production is important for making certain optimal growth, health, and performance in animals. A feed pellet line is an extensive solution made to process resources into uniform, nutrient-rich pellets. Amongst contemporary feed production solutions, a feed pellet line for livestock and chicken feed production has emerged as a popular selection for farmers, feed mills, and industrial producers. What is a Feed Pellet Line? A feed pellet line is an integrated set of equipment developed to process raw feed ingredients such as corn, soybean meal, wheat bran, rice husks, and ingredients right into ended up feed pellets. These lines can produce pellets appropriate for a large range of animals and poultry, consisting of chickens, ducks, pigs, livestock, and even fish. The main phases of a feed pellet line usually consist of: grinding, blending, conditioning, pelleting, cooling, testing, and product packaging. Each stage ensures that the feed fulfills high criteria of high quality, uniformity, and nutritional value. Modern feed pellet lines are developed for effectiveness, versatility, and sturdiness, making them a critical financial investment for any kind of feed manufacturing center. Trick Benefits of a Feed Pellet Line Investing in a feed pellet line for livestock and poultry feed manufacturing offers various benefits: Boosted Feed Efficiency Pelleted feed is easier for animals to absorb, which improves nutrient absorption. This translates right into faster growth, higher egg manufacturing, and far better general pet wellness. Reduced Feed Wastage Unlike loosened feed, pellets reduce sorting and wastefulness. Pets take in the feed totally, making sure cost efficiency and regular nourishment. Customizable Pellet Sizes Different pets require various pellet dimensions. Feed pellet lines supply flexible die configurations to produce pellets varying from a couple of millimeters to larger dimensions suitable for cattle or pigs. High Manufacturing Effectiveness Automated feed pellet lines simplify the production process, reducing labor requirements while preserving consistent outcome. Constant operation guarantees large-scale production without interruptions. Power and Expense Financial Savings Modern feed pellet lines are engineered for power effectiveness, with optimized motors, pellet mills, and control systems that decrease power intake and functional expenses. Sanitary and Safe Manufacturing Well-designed feed pellet lines reduce contamination risks, making sure that feed is risk-free and hygienic for animal intake. Parts of a Feed Pellet Line A common feed pellet line includes a number of essential elements: Resources Grinder: Crushes raw grains and other components right into great bits, guaranteeing harmony for blending and pelleting. Feed Mixer: Thoroughly mixes the ground products with vitamins, minerals, and various other ingredients, ensuring regular nutrient circulation. Conditioner: Applies warm and moisture to the blended feed, boosting pellet high quality and lowering pass away wear throughout extrusion. Pellet Mill: The core device of the line, compressing feed right into consistent pellets. Rollers and a die collaborate to form pellets of specific diameters. Cooling System: Cools down hot, newly extruded pellets, solidifying them for storage space and transportation while avoiding putridity. Screening and Product packaging: Eliminates penalties and damaged pellets, then prepares feed for landing or mass storage. Applications of a Feed Pellet Line Feed pellet lines are commonly used in different animal husbandry and industrial feed manufacturing settings: Poultry Feed Manufacturing: Hens, ducks, and turkeys gain from properly sized pellets, boosting growth and feed efficiency. Pig Feed Manufacturing: Pelletized feed guarantees well balanced nourishment and minimizes feed sorting for pigs. Livestock and Lamb Feed Manufacturing: Larger pellets can be created for ruminants, tailored to their dietary demands. Aquaculture Feed Manufacturing: Specialized lines generate water-stable pellets for fish and shrimp, meeting specific nutrient demands. Variables to Think About When Selecting a Feed Pellet Line When purchasing a feed pellet line for animals and poultry feed production, several aspects influence the decision: Production Capability Figure out the day-to-day feed outcome needed. Small ranches might need 1-- 2 tons per hour, while industrial feed factories might call for 20 tons or more per hour. Feed Kind and Species Make certain the line can generate pellets of ideal dimension and structure for the target pets. Automation Degree Greater automation lowers labor expenses yet enhances first financial investment. Semi-automatic lines may suffice for little to medium-scale operations. Energy Performance Energy-efficient lines lower electricity usage, boosting productivity and sustainability. After-Sales Assistance Reputable vendors offer installation support, technical assistance, extra parts, and maintenance services. Tips for Effective Operation Correct Basic Material Prep Work Clean, completely dry, and proportion basic materials prior to processing to avoid clogging and ensure high pellet quality. Control Wetness and Temperature Level Maintain optimal moisture and warmth throughout conditioning and pelleting to generate solid, long lasting pellets. Regular Upkeep Keep mills, mixers, and pellet mills well-kept to lower downtime and extend machine life-span. Consistent Top Quality Monitoring Routinely examine pellet firmness, size, and nutrient make-up to maintain product standards. Verdict A feed pellet line is a vital financial investment for any type of fowl or livestock ranch looking for to create high-quality feed efficiently. By transforming resources into constant, nutrient-rich pellets, it improves feed performance, lowers wastefulness, and sustains animal health and efficiency. Purchasing a feed pellet line for animals and poultry feed production makes sure a reliable source of high-grade feed, expense financial savings, and long- term success. With correct preparation, the right tools, and mindful operation, chicken and livestock farmers can achieve sustainable growth, enhance group performance, and acquire an one-upmanship in the pet feed sector.

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