Usage: Applicable to the general structure, mechanical structure with seamless steel tubes and transport liquid, gas, oil etc.
Quality Standard: ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless GB/T 8163: Seamless steel tubes for liquid service GB 3087: Seamless Steel Tubes for Low and Medium Pressure GB 5310: Seamless steel tubes and pipes for high pressure boiler ASTM A106: Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service ASTM A179: Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes ASTM A192: Standard Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service ASTM A333: Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service ASTM A335: Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service JIS G3452: Carbon Steel Pipes for Ordinary Piping JIS G3454: Carbon Steel Pipes for Pressure Service BS 3059: STEEL BOILER AND SUPERHEATER TUBES DIN 1629: SEAMLESS CIRCULAR TUBES OF NON ALLOY STEELS WITH SPECIAL QUALITY REQUIREMENTS DIN 17175: SEAMLESS STEEL TUBES FOR ELEVATED TEMPERATURES API 5L: Line Pipe
Steel Grade: GB/T 8163: 10#, 20#, 35#, 45#, 16MN(Q345B) GB 3087: 10#, 20#, 35#, 45#, 16MN(Q345B) GB 5310: 20G, 12Cr1MoV, 12Cr1MoVG, 12CrMoG ASTM A106: Gr A, Gr B, Gr C ASTM A333: Gr 1, Gr 3, Gr 6, Gr 8 ASTM A335: P1, P2, P5, P9, P11, P12, P22 JIS G3452: SGP JIS G3455: STS 370, STS 410, STS 480 BS3059: HFS320, CFS320 DIN 1629: St 37.0, St 44.0, St 52.0 DIN 17175: St35.8, St45.8, 17Mn4, 19Mn5, 15Mo3, 13CrMo910, 10CrMo910, 14MoV63, X20CrMoV121 API 5L: A B X42, X46, X52, X60, X65, X70, X80
Size:
OuterDiameter:
Hot finish: 2" - 30",
Cold drawn: 0.875" - 18"
Wall Thickness: Hot finish: 0.250" - 4.00", Cold drawn: 0.035" - 0.875" Length: RandomLength,
Fixed Length, SRL, DRL
Heat treatment: Annealed, Normalized Surface: Zinc coating, black phosphated, oiled
Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips
Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection, Nondestructive Test (Ultrasonic flaw detector, Eddy current flaw detector), Hydrostatic Test.,
Mill Test Certificate: EN 10204/3.1B