The size range for carbon steel seamless steel pipes are from 1/2" to 14", with american standard of astm a53 & a106, sch10, sch20, sch40 & sch80. Available surface: black color paint or hot dipped galvanized.
According to the purpose of welding steel pipe can be divided into general welding pipe, galvanized welding pipe, oxygen blowing welding pipe, wire casing, metric welding pipe, roller pipe, deep well pump pipe, automobile pipe, transformer pipe, welding thin wall pipe, welding special-shaped pipe and spiral welding pipe. 1 JIS G3441 Alloy Steel Tubes for Machine Purposes 2 JIS G3442 Galvanized Steel Pipes for Ordinary Piping 3 JIS G3443 Coated Steel Pipes for Water Service 4 JIS G3444 Carbon Steel Tubes for General Structure 5 JIS G3445 Carbon Steel Tubes for Machine Structure 6 JIS G3452 Carbon Steel Pipes for Ordinary Piping 7 JIS G3454 Carbon Steel Pipes for Pressure Service 8 JIS G3456 Carbon and Alloy Steel Pipes for High Temperature Service 9 JIS G3460 Carbon and Alloy Steel Pipes for Low Temperature Service 10 JIS G3461 Carbon Steel Boiler and Heat Exchanger Tubes 11 JIS G3462 Alloy Steel Boiler and Heat Exchanger Tubes 12 JIS G3464 Steel Heat Exchanger Tubes for Low Temperature Service 13 JIS G3469 Polyethylene Coated Steel Pipe 14 JIS G3475 Carbon Steel Tubes for Building Structure 15 JIS G7217 Plain End Welded Precision Steel Tube
According to the purpose of welding steel pipe can be divided into general welding pipe, galvanized welding pipe, oxygen blowing welding pipe, wire casing, metric welding pipe, roller pipe, deep well pump pipe, automobile pipe, transformer pipe, welding thin wall pipe, welding special-shaped pipe and spiral welding pipe. 1 GB/T 13793 Steel Pipes with a Longitudinal Electric Resistance Weld 2 GB/T 14980 Major Diameter Welded Steel Pipes for Low Pressure liquid Service 3 GB/T 30063 Longitudinal Submerged Arc Welded Steel Tubes for Structural Purpose 4 GB/T 3091 Welded Steel Pipes for Low Pressure Liquid Delivery 5 GB/T 3092 Welded Steel Pipe for Low Pressure Service 6 GB/T 31315 Cold Drawn or Cold Rolled Precision Weld Steel Tubes for Mechanical Structures 7 GB/T 31940 Bi-Metal Composite Corrosion Resistance Steel Pipe for Fluid Transportation 8 GB/T 32970 Longitudinal Submerged-Arc Welded Steel Pipe for High Pressure Service at High Temperatures 9 GB/T 9711 Steel Pipe for Pipeline Transportation System
According to the purpose of welding steel pipe can be divided into general welding pipe, galvanized welding pipe, oxygen blowing welding pipe, wire casing, metric welding pipe, roller pipe, deep well pump pipe, automobile pipe, transformer pipe, welding thin wall pipe, welding special-shaped pipe and spiral welding pipe. 1 ASTM A134 Electric-Fusion (Arc)-Welded (Sizes NPS 16 and Over) Steel Pipe 2 ASTM A135 Electric-resistance-welded(ERW) steel pipe in NPS 2 to NPS 30 3 ASTM A139 Electric-Fusion (Arc)-Welded Steel Pipe (NPS 4 and Over) 4 ASTM A178 Electric-Resistance-Welded(ERW) Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes 5 ASTM A214 Electric-Resistance-Welded(ERW) Carbon Steel Heat-Exchangerand Condenser Tubes 6 ASTM A250 Electric-Resistance-Welded(ERW) Ferritic Alloy-Steel Boiler and Superheater Tubes 7 ASTM A252 Welded and Seamless Steel Pipe Piles 8 ASTM A333 Seamless and Welded Steel Pipe for Low Temperature Service 9 ASTM A334 Seamless and Welded Carbon and Alloy Steel Tubes for Low Temperature Service 10 ASTM A381 Metal-Arc-Welded Steel Pipe for Use With High-Pressure Transmission Systems 11 ASTM A500 Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes 12 ASTM A501 Hot-Formed Welded and Seamless Carbon Steel Structural Tubing 13 ASTM A513 Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing 14 ASTM A523 Plain end Seamless and Electric Resistance Welded Steel Pipe for High Pressure Pipe Type Cable Circuits 15 ASTM A53 Seamless and Welded Black and Hot-dipped Galvanized Steel Pipe 16 ASTM A618 Hot-Formed Welded and Seamless High-Strength Low-Alloy Structural Tubing 17 ASTM A671 Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures 18 ASTM A672 Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures 19 ASTM A691 Carbon and Alloy Steel Pipe Electric-Fusion-Welded for High-Pressure Service at High Temperatures 20 ASTM A714 High Strength Low Alloy Welded and Seamless Steel Pipe 21 ASTM A795 Black and Hot-Dipped Zinc-Coated (Galvanized) Welded and Seamless Steel Pipe for Fire Protection Use
We are supplying high quality of C.I/D.I Fittings. C.I.D Joints (sizes 80 mm to 1200 mm), Butter Fly Valves, Non Return Valves & Air Valves (sizes 80 mm to 1200 mm), Pipes, Fittings and Flanges.
According to the purpose of welding steel pipe can be divided into general welding pipe, galvanized welding pipe, oxygen blowing welding pipe, wire casing, metric welding pipe, roller pipe, deep well pump pipe, automobile pipe, transformer pipe, welding thin wall pipe, welding special-shaped pipe and spiral welding pipe. 1 EN 10208-1 Steel Pipes for Pipelines for Combustible Fluids-Pipes of Requirement Class A 2 EN 10208-2 Steel Pipes for Pipelines for Combustible Fluids-Pipes of Requirement Class B 3 EN 10217-1 Welded Steel Tubes for Pressure Purposes-Non-alloy steel tubes with specified room temperature properties 4 EN 10217-2 Welded Steel Tubes for Pressure Purposes-Electric Welded Non-alloy and Alloy Steel Tubes with Specified Elevated Temperature Properties 5 EN 10217-3 Welded Steel Tubes for Pressure Purposes-Alloy fine grain steel tubes 6 EN 10217-4 Welded Steel Tubes for Pressure Purposes-Electric Welded Non-alloy and Alloy Steel Tubes with Specified Low Temperature Properties 7 EN 10217-5 Welded Steel Tubes for Pressure Purposes-Submerged Arc Welded Non-alloy and Alloy Steel Tubes with Specified Elevated Temperature Properties 8 EN 10217-6 Welded Steel Tubes for Pressure Purposes-Submerged Arc Welded Non-alloy Steel Tubes with Specified Low Temperature Properties 9 EN 10224 Non-alloy Steel Tubes for the Conveyance of Water and Other Aqueous Liquids 10 EN 10255 Non-alloy Steel Tubes Suitable for Welding and Threading 11 EN 10288 Steel Tubes and Fittings for Onshore and Offshore Pipelines 12 EN 10296-1 Welded Circular Steel tubes for Mechanical and General Engineering Purposes-Non-alloy and Alloy Steel Tube 13 EN 10305-2 Steel Tubes for Precision Applications-Welded Cold Drawn Tubes 14 EN 10305-3 Steel Tubes for Precision Applications-Welded Cold Sized Tubes 15 EN 10305-6 Steel Tubes for Precision Applications-Welded Cold Drawn Tubes for Hydraulic and Pneumatic Power Systems 16 DIN 30670 Polyethylene Coatings on Steel Pipes and Fittings
Standards Application API 5L Line Pipes Conveying gas, water, and oil in both the oil and natural gas industries Steel Grade:PSL1 : A25 A B X42 X52 X56 X60 X65 X70 X80 PSL2 B X42 X52 X56 X60 X65 X70 X80 API 5CT Tubing & Casing: J55 K55 N80 L80 P110
Seamless steel pipe is mainly used for petroleum geological drilling pipe, cracking pipe for petrochemical industry, boiler pipe, bearing pipe and high-precision structural steel pipe for automobile, tractor and aviation. 1 JIS G3458 Alloy Steel Pipes for High Temperature Sevice 2 JIS G3441 Alloy Steel Tubes for Machine Purposes 3 JIS G3444 Carbon Steel Tubes for General Structure 4 JIS G3445 Carbon Steel Tubes for Machine Structure 5 JIS G3454 Carbon Steel Pipes for Pressure Service 6 JIS G3455 Carbon Steel Pipes for High Pressure Service 7 JIS G3456 Carbon and Alloy Steel Pipes for High Temperature Service 8 JIS G3460 Carbon and Alloy Steel Pipes for Low Temperature Service 9 JIS G3461 Carbon Steel Boiler and Heat Exchanger Tubes 10 JIS G3462 Alloy Steel Boiler and Heat Exchanger Tubes 11 JIS G3464 Steel Heat Exchanger Tubes for Low Temperature Service 12 JIS G3469 Polyethylene Coated Steel Pipe 13 JIS G3475 Carbon Steel Tubes for Building Structure 14 JIS G7216 Plain End Seamless Precision Steel Tube
Seamless steel pipe is mainly used for petroleum geological drilling pipe, cracking pipe for petrochemical industry, boiler pipe, bearing pipe and high-precision structural steel pipe for automobile, tractor and aviation. 1 GB 3087 Seamless Steel Tube for Low and Medium Pressure Boiler 2 GB 5310 Seamless Steel Tube and Pipes for High Pressure Boiler 3 GB/T 18984 Seamless Steel Pipes for Low Temperature Service Piping 4 GB/T 31940 Bi-Metal Composite Corrosion Resistance Steel Pipe for Fluid Transportation 5 GB/T 32957 Cold-drawn or Cold-rolled Precision Inside Diameter Seamless Steel Tubes for Hydraulic and Pneumatic System Service 6 GB/T 3639 Seamless Cold-drawn or Cold-rolled Steel Tubes for Precision Applications 7 GB/T 8162 Seamless Steel Tube for Structure Purposes 8 GB/T 8163 Seamless Steel Tube for Liquid Service 9 GB/T 9711 Steel Pipe for Pipeline Transportation System 10 SY/T 0413 Polyethylene Coating for Buried Steel Pipeline
