Minerals & Metals

Pump Out Reverse Circulating Valve / Circulating Sub For Drill Stem Testing Service The Pump Out Reverse Circulating Valve is a Hollow Plug Impact type Circulating Sub. The Pump Out Reverse Circulating Valve is used in the more difficult well testing operations, where depth and high-pressure differential across the plug sometimes make it difficult to open a conventional reversing sub. The Pump Out Reversing Sub allows removal of free oil or gas in the pipe (minimizing the risk of fire) while the tool is coming out of the hole. It is also used to circulate and condition the drilling fluid when necessary. The Pump Out Reversing Circulating Valve / Circulating Sub also equipped with a shear pin with plate to be a backup device in case the plug can not be broken by flute bar, applying the tubing pressure, the pin can be sheared by the pressure and build the communication. Technical parameter of Pump Out Reverse Circulating Valve 1 OD 5”(127.5mm) 4.25”(108mm) 6.25”(158.8mm) 2 ID 57mm 45mm 82mm 3 Length 500mm 450mm 520mm 4 Working Pressure 35Mpa(5000psi) 35Mpa(5000psi) 35Mpa(5000psi) 5 Tensile Strength 2034KN 1418KN 2882KN 6 Burst Pressure 165Mpa 156Mpa 182Mpa 7 Collapse Pressure 148Mpa 146Mpa 168Mpa 8 Torque Strength 43kN.m 21.6kN.m 55kN.m 9 Working Temp. -29oC~180oC 10 Service H2S NACE MR0175(Above 175F) 11 Connection Thread 3 1/2” /EUE/IF/ CAS Box Pin 3 1/2” /EUE/IF/ CAS Box Pin 4 1/2” IF Box Pin

Product Description Widia cemented tungsten carbide progressive metal stamping die mold for die making For details of this product, please click More... Grades: Grade Density g/cm3 T.R.S MPα Hardness HRA Properties & Applications Approx Grades in China A 13.5 3000 83.5 Good wear resistance and bending strength. It is often preferrd by nut forming dies and high impact-resistant dies. — YM11 14.4 2420 88.5 Forming or stamping dies for metal powders and non-metal powders. YG11 YM15 14.0 2500 87.5 It is suitable for drawing steel tubes and rods under high compression ratio, manufactuing upsetting, punching and forging tools under large stress. YG15 YM20 13.5 2800 85.5 It is suitable for manufacturing punching dies for watch parts, leaf spring of musical instruments, battery jars, small sized steel balls, screws, screw caps, etc. YG20 ML32 13.9 2750 85.5 It is suitable for impact-resistantant forging dies. YG16C ML36 13.7 2800 84.5 It is suitable for impact-resistant forging dies, hot-forging dies and finishing rollers. YG18C ML40 13.5 2850 83.5 It is suitable for wear resistant or impact resistant dies. YG20C ZL40.2 ML50 13.3 2900 83.0 It is suitable for nut forming dies and high impact-resistantant dies.　　　　　　　　　　　　　　 YG22C ZL40.5 ML60 13.1 2950 82.5 It is suitable for stainless screw dies and semifinishing rollers. YG25C ZL40B ML80 13.1 3050 83.4 It is suitable for screw cap forming dies with high strength ( highest impact-resistant forging dies). YG25C GT55 ML100 13.1 3100 84 It is suitable for screw cap forming dies with high strength ( highest impact-resistant forging dies). GT55 plus Other grades of cemented carbide blanks for cold-forging dies may be offered by customers' requirements Sizes: YG25C Tungsten Carbide Die for Cold Heading / Cold Forging Type Dimension Applicable d D L Range of L BDP00710- 0.7 10 12.0-20.0 M1 BDP01010- 1.0 10 12.0-20.0 M1.5-M2 BDP01013- 1.0 13 15.0-40.0 M1.5-M2 BDP01213- 1.2 13 15.0-40.0 M1.5-M2 BDP01510- 1.5 10 12.0-25.0 M2 BDP01516- 1.5 16 15.0-45.0 M2 BDP01813- 1.8 13 12.0-45.0 M2.5 BDP01816- 1.8 16 20.0-45.0 M2.5 BDP02113- 2.1 13 15.0-30.0 M3 BDP02116- 2.1 16 25.0-45.0 M3 BDP02316- 2.3 16 15.0-45.0 M3 BDP02522- 2.5 22 20.0-60.0 M3 BDP02813- 2.8 13 15.0-30.0 M4 BDP02816- 2.8 16 25.0-40.0 M4 BDP02818- 2.8 18 20.0-50.0 M4 BDP02820- 2.8 20 20.0-50.0 M4 BDP02822- 2.8 22 20.0-60.0 M4 BDP02825- 2.8 25 20.0-60.0 M4 BDP03216- 3.2 16 15.0-45.0 M4 BDP03218- 3.2 18 15.0-50.0 M4 BDP03616- 3.6 16 20.0-50.0 M5 BDP03618- 3.6 18 20.0-60.0 M5 BDP03822- 3.8 22 20.0-40.0 M5 BDP03830- 3.8 30 50.0-60.0 M5 … Other types can be offered according to customers' requirement. Application: Die Making Cemented Carbide Tips 1 Package: Packing Paper+paper boxes+exported wooden cartons or paper cases. As a manufacturer, Mingri can provide any kinds of package as buyer's requirement. Shipping UPS,TNT,EMS,Fedex,DHL,or as you request. Delivery 7-10 days after confirm all details. Die Making Cemented Carbide Tips 2 Main products: We are specialized in all kinds of tungsten carbide profiles and dies, cutting tools, mining tools, wear parts and all kinds of non-standard customized tool parts with high performance in the industry. For details about the below products, please click the More on below pictures: Die Making Cemented Carbide Tips 3 Die Making Cemented Carbide Tips 4 Die Making Cemented Carbide Tips 5 Die Making Cemented Carbide Tips 6 Die Making Cemented Carbide Tips 7 Die Making Cemented Carbide Tips 8 Die Making Cemented Carbide Tips 9 Die Making Cemented Carbide Tips 10 Die Making Cemented Carbide Tips 11 Die Making Cemented Carbide Tips 12 Die Making Cemented Carbide Tips 13 Die Making Cemented Carbide Tips 14 For details about our company, equipments, inspection and quality, please refer to http://www.tungstencarbide-tools.com , /aboutus.html http://www.tungstencarbide-to , ols.com/factory.html http://www.tungstencar , bide-tools.com/quality.html FAQ: Q1 : Are you Factory or trading company ? We are Factory with 18 years of production experience. Q2: Where is your factory located ? We are located in Zhuzhou city, Hunan province where is 4 hour away from Shanghai , Q3: Is the price Competitive? We have our own Factory. Thanks to strong production and distribution system, we promise to offer our customers the most competitive price. Q4: Are the products High Quality? Yes. All products will be tested before bulk production, and we will check the physical properties, shape and tolerance for ensuring qualified products before shipping. Q5: How to place an order? 1. Fill your Order List in our online Inquiry System. (Also you can directly contact our salesperson by E-mail / Skype / Whats App) 2. We will make a feedback to you ASAP after receive your order list.

A versatile stainless steel 304L is a versatile stainless steel, it is widely used in the manufacture of good overall performance (corrosion resistance and formability) of equipment and parts. Properties and uses of stainless steel As a low-C 304 steel, its corrosion resistance is similar to that of 304 steel in the general state, but after welding or stress, its resistance to grain boundary corrosion is excellent. In the absence of heat treatment, also can maintain good corrosion resistance, generally used below 400 (non-magnetic, service temperature -196 degrees Celsius to 800 degrees Celsius) It is used in chemical, coal and petroleum industries with high corrosion resistance to grain boundaries, inside and outside open-air machines, building materials, heat-resistant parts and parts with difficulty in heat treatment. The development of 304L stainless steel, has made the corrosion resistance of 304L stainless steel, appearance, workability, strength and other characteristics are far more than other materials, and many surface treatment methods of stainless steel, can obtain colorful color and shape, which makes a great contribution to the development of stainless steel. 304L stainless steel manufacturing process surface treatment method and mechanical grinding surface treatment method

Minimum Order: 1 bags

Product Name Hot Dip Galvanized Round Steel Pipe / GI Pipe Pre Galvanized Steel Pipe Galvanized Tube For Construction Material 10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35 Wall Thickness 1MM~12MM Outer Diameter 20MM~508MM Length Length:Sin , gle random length/Double random length 5m-14m,5.8m,6m,10m-12m,12m or as customer's actual reques Standard API 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS 6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711 Grade 10#-45#, 16Mn, A53-A369, Q195-Q345, ST35-ST52 Grade A, Grade B, Grade C Technique Hot Dip Galvanized Round Steel Pipe Packing Bundle, or with all kinds of colors PVC or as your requirements Pipe Ends Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc. Surface Treatment 1. Galvanized 2. PVC,Black and color painting 3. Transparent oil,anti-rust oil 4. According to clients requirement Product Application 1. Fence, greenhouse, door pipe,greenhouse 2. Low pressure liquid, water, gas, oil, line pipe 3. For both indoor and outdoor the building construction 4. Widely used in scaffolding construction which is much cheaper and convenient Origin Tianjin China Certificates API ISO9001-2008,SGS.BV Delivery Time Usually within 10-45 days after receipt of advance payment

Minimum Order: 1 bags

Silicon steel is low carbon special steel ≤C(0.08%), Si(1.0～4.5%), its producing process is complicated and making cost is higher. It has characters of high magnetoconductivity, low coercive force and high resistivity and thus little loss of hysteresis and eddy current, the purity of silicon steel sheet must be high, sheet surface must be very flat and clean, silicon steel sheet covers 1% of whole steel production, whose main application is motors, transformers, electric appliances, meters, etc. In this condition, the processing equipment for silicon steel sheet must be very precise. Max yield strength: 450Mpa, max tensile strength: 600Mpa Hardness HV100-220, elongation 15% -45%

5A06 aluminum plate is Al-Mg antirust aluminum,5A06 aluminum plate has high strength and corrosion stability, in annealing and extrusion state of plasticity is good, with argon arc welding weld gas tightness and weld plasticity is good, gas welding and spot welding of the welding joint strength is 90 ~ 95% of the strength of the matrix. Good machinability. ① is high magnesium alloy, which has good strength, corrosion resistance and machinability in non-heat treatment alloy. Beautiful surface after anodizing. Good arc welding performance. The main alloying element in 5A06 alloy is magnesium, which has good corrosion resistance and weldability, as well as moderate strength. Excellent corrosion resistance makes 5A06 alloy widely used in Marine applications such as ships, as well as automobile, aircraft welding parts, subway light rail, strict fire pressure vessels (such as liquid tank cars, refrigerated trucks, refrigerated containers), refrigeration units, TV towers, drilling equipment, transportation equipment, missile parts, armor, etc. ②5A06 belongs to Al-Mg alloy, which is widely used, especially in the construction industry, it is the most promising alloy. Good corrosion resistance, excellent weldability, good cold workability, and moderate strength. The main alloy element of 5083 is magnesium, which has good formability, corrosion resistance, weldability and medium strength. It is used in the manufacture of aircraft fuel tanks, oil pipes, traffic vehicles, ships, sheet metal parts, instruments, street lamp brackets and rivets, hardware products, electrical shell and so on. ③AL-Mn alloy, is the most widely used of a kind of anti-rust aluminum, this alloy has high strength, especially fatigue strength: plasticity and corrosion resistance, can not be strengthened by heat treatment, in the semi-cold hardening plasticity is good, cold hardening plasticity is low, good corrosion resistance, good weldability, bad machinability, polishing. The utility is mainly used for requiring high plasticity and good weldability, low load parts working in liquid or gas medium, such as oil tank, gasoline or lubricating oil conduit, various liquid containers and other small load parts made with deep drawing: wire used to do rivets.

Product Description Super Duplex Uns S32750 Pipes Tube Saf 2507 Stainless Steel Pipe Material to UNS S32750 is described as a super duplex stainless steel with a microstructure of 50:50 austenite and ferrite. The steel combines high mechanical strength (typically up to 570 MPa yield strength) and good ductility with outstanding corrosion resistance in marine environments. The alloy is supplied with a PREN (Pitting Resistance Equivalent) at >=40.0 which guarantees high resistance to pitting corrosion. In addition, the steel offers high resistance to crevice corrosion and stress corrosion cracking. Ambient and sub- zero (down to minus 50°C) notch ductility is good. Commercial applications for this engineering material include: Pumps, valves, chokes Pipework/flanges Connectors Manifo , lds oil & gas components Duplex Steel Tube: Duplex stainless steel has good welding properties, compared with ferritic stainless steel and austenitic stainless steel, it is neither like ferritic stainless steel welding heat-affected zone, due to severe coarsening of grains and plastic toughness is significantly reduced, nor like austenitic stainless steel, which is more sensitive to welding heat cracking. Name: S32750 SAF 2507 1.4410 Duplex Stainless Steel Seamless Pipe / Tube Model: 625 Out Diameter 6-630mm Thickness 1-35mm Finish: Polish, Satin, PVD and Golden Type: seamless Package: PVC bag for each single piece, 4-8 pcs in a box, about 4-6 boxes into one carton, green weave bag outside the carton. Delivery time: 15-25 working days. payment terms: TT, 30% down payment in advance, 70% balance before shipment Trade terms: EXW, FOB, CIF Duplex Steel Tube Specifications : DN NPS(Inch) D(mm) SCH5S SCH10S SCH40S STD SCH40 SCH80 XS SCH80S SCH160 XXS 6 1/8 10.30 - 1.24 1.73 1.73 1.73 2.41 2.41 2.41 - - 8 1/4 13.70 - 1.65 2.24 2.24 2.24 3.02 3.02 3.02 - - 10 3/8 17.10 - 1.65 2.31 2.31 2.31 3.20 3.20 3.20 - - 15 1/2 21.30 1.65 2.11 2.77 2.77 2.77 3.73 3.73 3.73 4.78 7.47 20 3/4 26.70 1.65 2.11 2.87 2.87 2.87 3.91 3.91 3.91 5.56 7.82 25 1 33.40 1.65 2.77 3.38 3.38 3.38 4.55 4.55 4.55 6.35 9.09 Duplex Steel Tube Application: a) Petroleum b) Chemical industry c) Instrument d) Industrial transportation e) Mechanical structure industry f) Need high corrision ability pipe's industry, such as offshore industry etc Duplex Steel Tube Advantages: a) Superior surface finish, b) Better mechanical property c) More precise dimension d) Perfect inspection method and inspection equipment Uns S32750 Saf 2507 Super Duplex Stainless Steel Pipe Annealing 0 Welcome enquiries from all of you! MTSCO is a company who can supply high quality products to you. And we have ISO, PED & AD2000. In the near future, our DNV certificate will coming soon.

Under normal circumstances, printing board can be selected according to the standard color of the manufacturer, which can shorten the workload in the early stage of production. If you need special color, because the paint first in the paint production factory sample configuration, and the performance to meet the requirements of production, so from the order to the printing plate production time will be longer.

Minimum Order: 1 bags

Mine Casting High Chrome Steel Grinding Media Balls Dia 20mm-150mm Introduction: High Chrome Steel Grinding Media Balls is used in mining where they are used to extract precious metals in ore mineral processing. Since ore particles must go through the grinding process, steel grinding media are ideal for such a grinding process. Steel ball grinding media are made from alloys of iron and carbon. By increasing the carbon content to produce cast irons, both the hardness and wear resistance are improved significantly. 2.jpg Grinding Ball Forged Steel Ball Chemical Elements and Detail Hardness 2.jpg Grinding balls-forged steel balls production line 1) Forged Raw material →Cutting →Heating → Water quenching → Tempering .jpg 2) Hot Rolling Ball Raw material →Hot Rolling Mill → Water Quenching → Tempering HOT ROLLING.jpg Packing: Steel drum (800-950kg per drum) Container Bag (1000kg per bag) package new.jpg Testing: .jpg Jinan Zhongwei established in 2000 , we are a leading manufacturer and professional exporter grinding balls in China.Our Company is located in Zhangqiu,Jinan City, Shandong Province, China.Our company covers an area of 15000 square meters,now we have 150 staff, including 13 technical staff .Annual output is 50000 tons to 80000 tons . Main products : forged steel ball, cast iron ball ,grinding rod, cylpebs We have exported to 20 more countries, UAE,Zambia,South Africa,Peru,Chile, Australia,UK,USD,Turkey and so on. .jpg Our Advantages 1. Jinan Zhongwei has 16 years production experience and complete purchasing, testing,service system 2.We keep continuous adjustment and improvement according to the customer’s requirement at the last 10 years. 3. On the basis of satisfied customer’s 50,000 tons demand, Jinan Zhongwei has more 30,000 tons to 50,000 tons production capacity for the new cooperative partner. 4. Stable price system - 12 months price validity 5. Payment terms ( Negotiate)

Cold Rolled 0.3mm~3mm 2B BA NO.4 HL Finish 304 Stainless Steel Sheets For Kitchenware Is 304 or 316 stainless steel better? For instance, 316 stainless steel is more resistant than 304 to salt and other corrosives. So, if you are manufacturing a product that will often face exposure to chemicals or a marine environment, 316 is the better choice. Is 304 stainless steel high quality? 304 stainless steel is durable and is corrosion and oxidation resistant, meaning it can endure average exposures. Its melting point ranges from 2,550° F to 2,650° F, allowing it to withstand very high temperatures. 304 is also valued for its high tensile strength of about 621 MPa (90 ksi). Product Name ASTM /AISI / SUS 304 316L Stainless Steel Sheet / Plate Grade 201,202, 301,302,303,304,304L,316,316L,321,308,308L,309 , ,309L,309S,309H,310,310S ,410,420, 430,2205,2507,409,904L etc Specification Thickness:cold rolled 0.1~6mm hot rolled 3mm~60mm per customized Width*Length:914*1829;1000*2000; , 1219*2438;1219*3048;1250*3000;1500*3000;1524*30 48mm or per customized Finish/Surface: NO.1,2B,BA,8K,No.4,HL,SB,Embossed,Checkered, etc... Standard ASTM A240/240M ; ASME SA-240/SA-240M; JIS G4305; DIN/BS/NF EN10028-7 ; ISO;GB/T 3280-2015 Technology Cold Rolled; Hot Rolled Edge Mill Edge; Cut Edge Trade Term EXW , FOB , CIF , CFR, DDU, etc . Application Dinner set, Kitchen ware, Owner frame of security door, Auto vent-pipe, Vacuum cup Clean bucket water sink and so on Advantages Factory Price; Top quality; First-rate service; We have many long-term customers to prove our reputation.

Product Description Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube Carbon fiber tube is made of carbon fiber composite pre-dipped into phenylethylene polyester resin and heated, solidified, and extruded (entangled). Carbon fiber is the ultimate material for the fire staff and other long props. Perfectly straight, incredibly stiff, and ultra-lightweight, this material is ideal for contact staff. It won't bend and will far outlast aluminum construction. The direction of the fibers and thickness of the wall minimizes flexing which makes it much more responsive and eliminates wobbles. The matte finish is ideal for ensuring the grip material stays affixed to the staff and never causes problems. Product Description We use different molds to produce carbon fiber pillars of different shapes, such as round tubes, square tubes, rectangular tubes, octagonal tubes and so on. In the production process, we can also pack 3K for surface packaging and beautification. Technical Characteristics 1. High strength and high efficiency. The tensile strength is several times higher than that of ordinary steel, and its elastic modulus is better than that of steel. It has excellent creep resistance, corrosion resistance, and shock resistance. 2. Light weight and good flexibility. Carbon fiber tube has high strength, the quality is only 1×5 of steel, has high toughness, can be coiled, and can be supplied at a larger length without a lap connection. 3. The construction is convenient and the construction quality is easy to be guaranteed. The material does not need pre-processing, the working procedure is convenient, and the plate is allowed to cross. 4. Good durability and corrosion resistance. It is resistant to acid, alkali, salt, and atmospheric environment, and does not need regular maintenance. 5. With electrical conductivity. Pay special attention to electricity prevention when using. Material Matte Finish Carbon Fiber Tube Shape Round Technology Roll-wrapped or pultrusion Dimension The existing inner diameter of the mold is 4mm-50mm with a length of 1m. Customizable size: The maximum diameter can be 200mm, the longest can be 3m. Surface Black glossy/matte surface/painted Glossy 3k weave/matte 3k weave Color metal wire weave Feature lightweight, high strength Working Temperature Usually, -30-120 degrees, if special requirement, please let us know. Place Of Origin China Function Marine, Agriculture Tools, Arrow Shaft, Medical, Sport Products Tolerance Diameter Tolerance: +/-0.1mm Length Tolerance +/-1mm Our Service: 1. It ensures that a year of quality assurance and 24 hours online customer service. 2. Protection of your sales area, ideas of design, and all your private information. 3. Request for samples is accepted. 4. Drilling and slotting are accepted. 5. We guarantee the products to be manufactured with the finest materials and mature technics. All tubes can be repaired at no charge if returned to us, postage prepaid, within one year. Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube 0Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube 1Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube 2Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube 3Perfectly Straight, Incredibly Stiff, Lightweight Matte Finish Carbon Fiber Tube 4

Product Description High Potential Cast Magnesium Anode / OEM AZ63C Cast Mg Anode for Cathodic Protection Cast Magnesium Anode Product Introduction: The corrosion of metal in salt or fresh water or in soil can be prevented by the use of galvanic anodes in a cathodic protection system. Magnesium anodes are used in such systems, most commonly to protect underground gas, oil and water pipelines. When the anode's cable is attached to a pipeline or other underground structure, a galvanic cell is created in which electrons flow from the anode to the structure, thereby protecting the structure. The anode corrodes instead of the structure and must be replaced after a certain period of time that depends on the type of structure that is being protected, the size and grade of anodes that are used, and the corrosivity and resistivity of the surrounding soil. In addition to pipelines, magnesium anodes are often used to protect propane, water and chemical storage tanks, areas of ships and port facilities that are not in direct contact with sea water, power plants and irrigation systems. Specifications: Standard : ASTM G-97 Chemical compositions of cast magnesium anode (%) Element High potential AZ63B AZ63C AZ63D Al <0.01 5.30-6.70 5 , .30-6.70 5.0-7.0 Zn --- 2.50-3.50 2.50-3.50 2.0-4.0 Mn 0.5-1.30 0.15-0.70 0.15-0 , .07 0.15-0.70 Si (max) 0.05 0.10 0.30 0 , .30 Cu (max) 0.02 0.02 0.05 0 , .10 Ni (max) 0.001 0.002 0.003 0.003 Fe (max) 0.03 0.005 0.005 0.005 Others each 0.05 --- -- --- Others total 0.30 0.30 0.30 0 , .30 Mg Balance Balance Balance Balance Electrochemical Properties of cast magnesium anodes Item Open-circuit Voltage Close-circuit Voltage Actual capacitance Current efficiency (-V) (-V) (A.h/g) (%) , High Potential 1.70-1.75 1.57-1.62 ≥ 1.100 ≥ 50 Low Potential (AZ63) 1.50-1.55 1. , 45-1.50 ≥ 1.105 ≥ 50 Note: Open and Close-circuit voltage is relative to Saturated Calomel Electrode (SCE) Application: The corrosion of metal in salt or fresh water or in soil can be prevented by the use of galvanic anodes in a cathodic protection system. Magnesium anodes are used in such systems, most commonly to protect underground gas, oil and water pipelines. Company Brief Introduction: We are a professional anode supplier over 16 years ,mainly supply: * Zinc anodes (ASTM B418-95 US MILL 18001K) * Al-Zn-In anodes (GAIII) * Magnesium anodes ( ASTM-G97) * High silicon cast iron anodes ( ASTM-A518-3,BS1591) Our anodes are shipped worldwide especial main to North America, Asia etc., around 5000mt per year. Our goods are regularly tested by independent third party lab in USA to keep anode continuous high quality. Our plant owns raw material resources ore, so we can supply very good price with service for you. We can also accept customized anodes with your logo according to your drawing ! Office, Workshop, Inspection Lab: High Potential Pipeline Cathodic Protection System 0 Company Principle: Our Belief: Continuous Innovation. Our Spirit: Sincerity, Unity, Dedicated, Hardworking. Our Mission: Provide most advanced products & most professional technical solution.

According to different production methods can be divided into hot rolled pipe, cold rolled pipe, cold drawn pipe, extrusion pipe, etc. 1.1. Hot rolled seamless stainless steel pipes are generally produced on automatic tube rolling units. The solid tube billet is inspected and cleared of surface defects, cut into the required length, centered on the perforated end face of the tube billet, and then sent to the heating furnace for heating, and perforated on the perforating machine. In the perforation at the same time constantly rotating and advancing, under the action of the roll and the head, the blank tube gradually formed inside the cavity, called the capillary tube. It is then sent to the automatic pipe mill for further rolling. Finally, the wall thickness of the whole machine is adjusted, and the sizing machine is calibrated to meet the specification requirements. It is an advanced method to produce hot rolled seamless steel pipe with continuous tube rolling unit. 1.2. If you want to obtain smaller size and better quality seamless pipes, you must use cold rolling, cold drawing or a combination of both methods. Cold rolling is usually carried out on a two-high mill, in which steel pipe is rolled in an annular pass consisting of a circular groove of variable section and a stationary conical head. Cold drawing is usually carried out in 0.5 ~ 100T single chain or double chain cold drawing machine. 1.3. The extrusion method is to place the heated billet in the closed extrusion cylinder, and the perforating rod and the extrusion rod move together, so that the extrusion part is extruded from the smaller die hole. This method can produce small diameter steel pipe. This kind of steel pipe can be divided into stainless steel seamless steel pipe and stainless steel welded steel pipe (welded pipe) two categories, according to the manufacturing process can be different For: hot rolling, extrusion, cold drawing and cold rolling these basic types, according to the section shape can be divided into round pipe and shaped pipe, widely used is the circular steel pipe, but there are also some square, rectangular, semicircular, hexagonal, equilateral triangle, octagonal shaped stainless steel pipe. For the steel pipe under fluid pressure to carry out hydraulic test to check its pressure capacity and quality, under the specified pressure does not leak, wet or expansion to qualify, some steel pipe also according to the standard or demander requirements for flange test, flaring test, flattening test. Seamless stainless steel pipe, also known as stainless steel seamless pipe, is made of steel ingot or solid tube billet perforated into wool tube, and then made of hot rolling, cold rolling or cold dialing. The specification of seamless steel pipe is expressed by the outer diameter * the thickness of the wall in millimeters

Minimum Order: 1 bags

304 is a kind of universal stainless steel, it is widely used in the production of good comprehensive performance (corrosion resistance and formability) of equipment and parts. 304 stainless steel is a brand of stainless steel produced according to ASTM standards. 304 contains 19% chromium and 9% nickel. 304 stainless steel application: 304 is the most widely used stainless steel, heat resistant steel. Used in food production equipment, Xitong chemical equipment, nuclear energy, etc.

Minimum Order: 1 bags