Size: Outer Diameter: 21.3 - 762mm Wall Thickness: 1.25 - 63.5mm Length: Random Length, Fixed Length, SRL, DRL Usage: Applicable to the general structure, mechanical structure, water wall panel, economizer, super heater, boiler and heat exchanger with seamless steel tubes, and to transport liquid, gas, oil etc. Quality Standard: 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: Steel Grade:API 5L: GR B, X42, X46, X56, X60, X65, X70 ASTM A53/A106: GR A, GR B, GR C ASME SA106: GR.A, GR.B, GR.C ASME SA192: SA192 ASME SA209M: T1, T1a ASME SA210: GR.A-1, GR.C ASME SA213: T2, T5, T9, T11, T12, T22 ASME SA335: P2, P5, P9, P11, P12, P22, P91 DIN17175:ST35.8, ST45.8, 15Mo3, 13CrMo44 Heat treatment: Annealed: Bright annealed,Spheroidize annealed, Normalized, Stress relieved, Cold finished, Quenched and Tempered Surface: Hot dip galvanized, Black oil, Bare, Varnish coating, Antirust oil, Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE, Bitumen coating or as per customer¡¯s request. Pipe End: Plain end, beveled end, threaded and coupled Packing: Plastic caps on both ends. Bundle with steel strips. Wrapped in waterproof paper, PVC sleeve or as per customers request. 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. Plastic caps on both ends. Bundle with steel strips. Wrapped in waterproof paper, PVC sleeve or as per customers request.