Minerals & Metals

1. Graphite Heating Rod is Applied for industrial furnaces as structural or heating parts, like graphite heating rods, graphite electrode rods, graphite support rods and so on. 2. As graphite stirring rods for metal melting like gold, silver stirring rods. 3. As graphite lubricating rods. 4. Spectral analysis high purity graphite rods. 5. Graphite anode rods for electrolysis. 6. As graphite cylinder rods material applied for foundry, casting, sintering, EDM and further machined into small graphite parts. Physical and chemical index. We can process and customize according to customers' requirements.

The graphite scrap has different definitions in different materials. Some materials and literature call all graphite particles which are relatively small graphite scrap (such as graphite powder); while another opinion is that graphite products have different sizes and the products in blocks are called graphite scrap. The graphite scrap referred herein is the second type and is also called graphite block. The graphite scrap is produced during graphitisation and machining of graphite products. It is used as the graphite waste for additives and conductive materials in steelmaking and casting industries. It can also be processed according to customer's size requirements. They are also widely used in electric arc furnaces (steelmaking) and electrochemical furnaces (metallurgical and chemical industries). Graphite products of HP Graphite have excellent electrical conductivity, compact structure, low elastic modulus, high strength, low ash content and anti-oxidation function.  Characteristics of Graphite Scraps of HP Graphite:  ● Primary material ● High purity ● Wide application ● The carbon content is as high as 99%. ● The sulphur content is as low as 6%. ● Strong supply ability; only 20 days is needed for 100 tons of products. ● First-class after-sales service; products can be returned for quality problems at any time.

Graphite electrode are manufactured with high quality raw materials including petroleum cokes, needle cokes and coal tar pitch through the production processes of calcining, crushing, screening, dosing, kneading, extruding, baking, impregnation, graphitization, machining. Our products products are characterized by superior compact structure, good electrical and thermal conductivity, high mechanical strength and high resistance to oxidation and corrosion in high tempertature. The graphite electrode are widely used in electric arc furnace and ladle refining furnaces foe steel making and used in ore smelting furnace for producing industrial silicocn, yellow phosphorus, corundum, nonmetals and so on, it is one essential part of the raw material industry. HP graphite electrodes Allowable Current-Carrying Capacities Nominal HP Graphite Electrodes mm inch Current-Carrying Capacity(A) Current Density(A/cm²) 175 7 4400-6200 18-25 500 8 5500-9000 18-25 225 9 6500-10000 18-25 250 10 8000-13000 18-25 300 12 13000-17400 17-24 350 14 17400-24000 17-24 400 16 21000-31000 16-24 450 18 25000-40000 15-24 500 20 30000-48000 15-24 550 22 37000-57000 15-23

Graphite electrode are manufactured with high quality raw materials including petroleum cokes, needle cokes and coal tar pitch through the production processes of calcining, crushing, screening, dosing, kneading, extruding, baking, impregnation, graphitization, machining. Our products are characterized by superior compact structure, good electrical and thermal conductivity, high mechanical strength and high resistance to oxidation and corrosion in high tempertature. The graphite electrode are widely used in electric arc furnace and ladle refining furnaces foe steel making and used in ore smelting furnace for producing industrial silicocn,yellow phosphorus, corundum, nonmetals and so on, it is one essential part of the raw material industry.

The THD-85 Horizontal Directional Drilling Machine adopts full hydraulic drive and dual speed track walking; Dual low-speed motor drive power head dual speed drilling, advanced and simple structure; Gear and rack transmission system, smooth and reliable movement;The cab is equipped with air conditioning, providing a comfortable operating environment for the operator. Our company produces multi-series and multi-varieties of horizontal directional drilling machine with high reliability, simple structure, powerful functions and superior performance. It is a man-machine integrated pipeline construction equipment continuously improved by integrating the theory and practice of outstanding designers and constructors for more than 20 years with the current development of artificial intelligence and automation. 1. The drilling rig has a beautiful appearance, and the whole machine is fully hydraulic driven. The walking adopts wired remote control mode, and the main supporting components are selected from well-known domestic and foreign brands. 2. The characteristics of low emissions and low noise of branded diesel engines, combined with internationally leading control technologies, are not only more suitable for urban construction, but also minimize the power consumption of drilling rigs under no-load conditions. 3. The power head rotation is driven by a dual low-speed high torque motor and is equipped with a two speed stepless speed regulation function.

The Wireline Core Barrel Head assembly provides: latching and pivoting spearpoint mechanisms to allow insertion and retrieval of the inner tube assembly, a bearing assembly to allow the inner tube to remain stationary and avoid sample damage while drilling, fluid pressure operating indications and fluid control valves. All head assemblies incorporate a shut off valve assembly which provides a fluid pressure signal to the drill operator when the valve members are compressed, indicating a full or blocked inner tube. Sinocoredrill head assembly features long life span, good compatibility with parts like inner tube and outer tube from other vendors, and availability in all spare parts. Wireline double core barrel consists of: 1. Head Assembly 2. Inner Tube: 1.5m or 3.0m 3. Stop Ring 4. Core Lifter 5. Core Lifter Case 6. Locking Coupling 7. Adapter Coupling 8. Landing Ring 9. Outer Tube: 1.5m or 3.0m

The 75U-3 Full Hydraulic Underground Core Drill Rig is a reliable and versatile drilling tool that delivers superior performance in underground exploration and resource extraction. Its advanced hydraulic technology, durable construction, and versatile design make it an essential tool for any mining or exploration project. At the heart of the 75U-3 Full Hydraulic Underground Core Drill Rig is a powerful hydraulic system that provides ample power and torque for drilling into hard rock formations. This advanced system allows operators to precisely control the drilling speed and depth, ensuring accurate drilling results with minimal downtime. The 75U-3 Full Hydraulic Underground Core Drill Rig features a sturdy and durable construction, making it well-suited for use in demanding underground environments. Its compact design allows for easy maneuverability in tight spaces, while its robust frame ensures stability and durability during drilling operations.

CR25 Hydraulic Core Drilling Rig is reasonable in design, excellent in performance, easy for operation and convenient for maintenance.  CR25 can be applied to both slant and vertical drilling. Being a rig equipped with diamond and the carbide alloy bit drilling, it can be used in the fields of geology, metallurgy, coal mining, nuke industry and hydrology measuring. The core drill rig of full hydraulic and rotator adopted the technology of wire-line coring has been the dominant type rig for solid mineral deposits prospecting in developed counties in the world. It could be applied to exploration and prospecting of geology, metallurgy, coal, petroleum, natural gas, groundwater and other industries. The drilling rig has reasonable layout, compact structure, superior performance, simple operation and convenient maintenance. It is the ideal coring drilling equipment. Main Performance Parameters of CR-25 Surface Drill Rigs Self contained operator panel with manually operated hydraulic control valves. 15 ton capacity mainline hoist 32 ton pullback with 6 m rod pull, direct-coupled feed cylinder with 3.7 m stroke 0-90 degree mast angle capability Hydraulic Chuck with 294 kN holding capacity Hydraulic powered rod clamp with BQ rod to HWT casing jaw sizes PQ foot clamp, spring close / hydraulic open for failsafe operation Individual cooling system, Centralized operation panel

CR20 has a drilling depth capacity of 2850 meters. Large core samples, a gear driven rotation unit and a constant penetration rate allow the CR20 Surface coring drill rig to boost your productivity and profits. This Surface Drill Rigs fits with Cummins engine and international brand hydraulic components. CR20 Full hydraulic core drilling rig  has an outstanding external appearance, a compacted structure, reliable functions and a flexible operating system. All these elements have made this hydraulic core drilling rig the best choice among the same products in both domestic and abroad markets. Equipped with all the essential gauges, including, Rotation speed; Feed Pressure; Ammeter; Voltmeter; Main Pump/Torque gauge; Water pressure gauge. The independent hydraulic oil cooling set can control the oil temperature effectively.The rotation head is a step-less speed transmission, offering a wide range of speeds and torque (up to 3 speeds), the rotation head can be side racked via hydraulic rams for added convenience and efficiency especially during rod trips.The rig provides operator with a nice field of vision and wide and comfortable working condition. The rig looks pretty in overall structure and embodies the design thought of people oriented.

Stainless Steel Seamless Mechanical Tubing / Hollow Bar/ A511 Seamless Pipe Stainless hollow bar, also known as hollow bar tubing, is a specialized form of stainless steel pipe with a hollow interior. It is manufactured through a seamless process, adhering to the A511 Seamless Pipe standard, which ensures high-quality and reliable performance. Stainless hollow seamless bar is designed to provide excellent strength, durability, and corrosion resistance, making it an ideal choice for various applications. Stainless Hollow bar tubing features: 1. Seamless construction: The stainless hollow bar is produced using a seamless manufacturing process, resulting in a continuous and uniform structure without any welded joints. This enhances its strength and eliminates the risk of weak points. 2. Corrosion resistance: Made from high-quality stainless steel, the hollow bar exhibits excellent resistance to corrosion and oxidation, making it suitable for use in demanding environments and applications. 3. Superior mechanical properties: A511 Seamless Pipe possesses excellent mechanical properties, including high tensile strength, impact resistance, and fatigue resistance, ensuring its longevity and reliability. 4. Versatility: With a hollow interior, this stainless steel pipe offers versatility in terms of design and application. It can be easily machined, welded, or fabricated into various shapes to meet specific requirements. 5. Wide range of sizes: Stainless hollow bar tubing is available in a wide range of sizes, diameters, and wall thicknesses, allowing for flexibility in design and compatibility with different systems.

Alloy 32750 is a super duplex stainless steel supplied in the solution annealed condition. As a super duplex stainless steel, it combines the desirable aspects of both austenitic and ferritic grades. The higher chromium, molybdenum and nitrogen contents result in a Pitting Resistance Equivalent number (PREN) of >40, providing pitting and crevice corrosion resistance superior to austenitic and duplex stainless steels in almost all corrosive media, and a Critical Pitting Temperature exceeding 50°C. Main Standards: ASTM A789 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service ASTM A790 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe ASTM A928 Standard Specification for Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal Advantages of UNS S32750 super duplex 1. Excellent Corrosion Resistance: UNS S32750 SDSS pipes exhibit superior resistance to a wide range of corrosive environments, including seawater, acids, and chloride-containing solutions. This characteristic makes them ideal for applications in offshore oil and gas exploration, chemical processing, and marine environments. 2. High Strength and Durability: The unique microstructure of 1.4410 super duplex imparts exceptional mechanical properties, such as high tensile and yield strength. This makes the pipes suitable for handling high-pressure and high-temperature conditions, providing long-lasting performance and structural integrity. 3. Good Weldability: UNS S32750 super duplex is designed with excellent weldability, allowing for efficient and secure connections. This feature simplifies installation and maintenance processes, reducing downtime and overall costs. 4. Cost-Effective Solution: Despite its exceptional properties, super duplex piping offers a cost-effective alternative to other high-performance alloys. Its extended service life, reduced maintenance requirements, and resistance to pitting and crevice corrosion make it an economically viable choice for various industries. Applications of UNS S32750 super duplex 1. Oil and Gas: From subsea pipelines to offshore platforms, UNS S32750 SDSS pipes ensure reliable and long-lasting performance in the harsh and corrosive environments of the oil and gas industry. 2. Chemical Processing: The excellent resistance of UNS S32750 SDSS to chemical compounds and acids makes it suitable for applications such as chemical reactors, heat exchangers, and storage tanks. 3. Marine Industry: UNS S32750 SDSS bars are widely used in shipbuilding, offshore structures, and desalination plants due to their exceptional corrosion resistance and strength. 4. Pulp and Paper: The chemical resistance and high strength of uns s32750 round bars make them ideal for handling corrosive chemicals and slurries in the pulp and paper industry.

Alloy 904L is an austenitic stainless steel. In comparison to 316L, its molybdenum addition gives it superior resistance to localized attack (pitting and crevice corrosion) by chlorides and greater resistance reducing acids, in particular, its copper addition gives it useful corrosion resistance to all concentrations of sulphuric acid. Its high alloying content also gives it greater resistance to chloride stress corrosion cracking, but it is still susceptible. Its low carbon content makes the 904L stainless steel pipe resistant to sensitization by welding and which prevents intergranular corrosion. Advantages of Alloy 904L Stainless Steel Pipe 1. Corrosion Resistance: Alloy 904L stainless steel pipe  boasts extraordinary resistance to acids, such as sulfuric acid, phosphoric acid, and acetic acid, making it an ideal choice for corrosive environments. 2. High Strength: This 904l pipe provides excellent strength and toughness, ensuring reliable performance even under extreme conditions. 3. Heat Resistance: Alloy 904L tubing exhibits exceptional heat resistance, making it suitable for applications involving elevated temperatures and thermal cycling. 4. Weldability: The weldability of 904l stainless steel tube is excellent, allowing for easy fabrication and installation. 5. Low Carbon Content: With a low carbon content, Stainless Steel Alloy 904L offers superior resistance to intergranular corrosion, enhancing its durability and longevity. Applications of Alloy 904L Stainless Steel Pipe 1. Heat Exchangers: Alloy 904L pipes are extensively used in heat exchangers due to their excellent resistance to corrosion and high thermal conductivity. 2. Condenser Tubes: These stainless steel 904l tubes are widely employed in condenser systems, where the resistance to chloride-induced corrosion is crucial for optimal performance. 3. Pulp and Paper Processing Industries: SS 904l pipe is highly sought after in pulp and paper processing applications due to its resistance to sulfuric acid and chloride-containing chemicals. 4. Oil Refinery Components: The superior corrosion resistance of Alloy 904L makes it an excellent choice for various oil refinery components, including pipes, fittings, and storage tanks. 5. Gas Scrubbing Plants: 904l stainless steel tubes find extensive use in gas scrubbing plants, where their exceptional resistance to acids and harsh chemicals is vital for efficient operations.

Hastelloy C276 UNS N10276 ALLOY 276 Hastelloy X is available in wide variety of shapes and forms including pipe, tube, fitting, flange, sheet, plate, round bar, forging stock, flat bar, wire, hexagon. The various forms of UNS N10276 from Hengyang Piping meet different critical standards like ASTM, ASME, DIN, EN and clients’ specification. C276 tubing is a seamless or welded stainless steel pipe made from the alloy C276. This alloy is composed primarily of nickel, chromium, and molybdenum, providing exceptional resistance to corrosion from a wide range of aggressive media, including sulfuric acid, hydrochloric acid, and chlorine-containing environments. With its outstanding corrosion resistance and mechanical properties, alloy C276 tube is a reliable choice for demanding applications. Alloy c276 tube features: 1. Corrosion Resistance: C276 tubing exhibits excellent resistance to corrosion, making it suitable for highly corrosive environments such as chemical processing, waste treatment, and pulp/paper production. 2. High Strength: The alloy C276 offers remarkable mechanical strength and toughness, allowing it to withstand extreme conditions, including high pressures and temperatures. 3. Versatility: C276 tube can be used in various forms, including seamless or welded pipes, and it can be easily fabricated and welded, enhancing its adaptability to different applications. 4. Wide Temperature Range: Hastelloy c276 pipe can operate effectively in temperatures ranging from cryogenic to elevated levels, making it suitable for both low-temperature and high-temperature applications. 5. Resistance to Crevice and Pitting Corrosion: The alloy's composition provides excellent resistance against crevice and pitting corrosion, preventing localized damage that can compromise the integrity of the system.

253MA UNS S31805 W.Nr 1.4835 SS2368 Seamless Pipe 253MA stainless steel is your fortress against extreme temperatures. Engineered with a blend of chromium, nickel, and nitrogen, this austenitic alloy boasts exceptional heat resistance. 253Ma stainless steel pipe can confidently tackle high-temperature environments, offering reliable performance even at temperatures soaring up to a staggering 2000°F (1093°C). Alloy 253Ma Chemical Composition % Ni Cr Fe Mn C Si S P N Ce Min 10.0 20.0 balance 0.05 1.4 0.12 0.03 Max 12.0 22.0 1.0 0.12 2.5 0.015 0.045 0.2 0.08 UNS S31805 Physical Constants: Density 7.8 Mg/m³ Melting Range 1371-1432 ℃ 253Ma pipe advantages: 1. High Creep Strength: Your assurance of durability under high-stress conditions. 2. Isothermal and Cyclic Oxidation Resistance: 253Ma pipe stands strong against the harshest oxidation challenges. 3. Combustion Gas Resistance: Defends against corrosive gases with remarkable efficiency. 4. Weldability: Easily adapted for various fabrication needs. 5. Outstanding Oxidation Resistance: Withstands extreme temperatures up to 2000°F. 6. Exceptional Creep-Rupture Strength: Comparable to premium nickel base alloys. UNS S31805 Mechanical Properties Grade Tensile Strength, min, (MPa) Yield Strength, min, (MPa) Elongation in 2 in. or 50mm, min, % Hardness, max HB S31805 650-850 310 40 210 253Ma pipe applications: 253MA stainless steel pipe finds its place in a multitude of industries where strength and heat resistance are paramount. 1. Oil and Gas Industry: Ideal for offshore and onshore applications. 2. Petrochemical Industry: Safeguard critical equipment in chemical processing. 3. Power Plant Industry: Ensure uninterrupted power generation. 4. Pharmaceuticals Industry: Maintain product quality and safety. 5. Refining Industry: Withstand the harsh conditions of refining processes.