Mechanical Seamless Steel Tubing

Usage: Applicable to the general structure, mechanical structure with seamless steel tubes. Quality Standard: ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless ASTM A519 Seamless Carbon and Alloy Steel Mechanical Tubing GB/T8162 Seamless Steel Tubes for Structural Purposes JIS G3441 Alloy steel tubes for machine purposes JIS G3444 Carbon steel tubes for general structural purposes JIS G3445 Carbon steel tubes for machine structural purposes DIN 2391 Seamless Precision Steel Tubes EN10305 Steel tubes for precision applications. Technical delivery conditions. Seamless cold drawn tubes EN 10210:Seamless structural steel pipes Steel Grade: ASTM A 53:? Grade A, Grade B, Grade C, Type F, Type E ASTM A519: 1010-1045, 4130-4142, 5135 GB/T8162: 10, 20, 35, 45, 16Mn, 12C rMo, 15CrMo, 12C rl MoV JIS G3441: SCM 415 TK, SCM 418 TK, SCM 420 TK, SCM 430 TK, SCM 435 TK, SCM 440 TK JIS G3444: STKM 11A, STKM 12, STKM 13, STKM 14, STKM 15, STKM 16, STKM 17, STKM 18 STKM 19, STKM 20 DIN 2391: St30Si, St30A1, St35, St45, St52 EN10305: E235, E355 EN 10210: S235JRH; S275J0H, S275J2H; S355J0H, S355J2H; S275NH, S355NH; S275NLH, S355NLH Size: Outer Diameter：Hot finish: 2" - 30",Cold drawn: 0.875" - 18" Wall Thickness：Hot finish: 0.250" - 4.00",Cold drawn:0.035" - 0.875" Length： Random Length, Fixed Length, SRL, DRL Heat treatment： Annealed: Bright annealed, , Spheroidize annealed Normalized, Stress relieved, Cold finished, Quenched and Tempered Delivery Condition ： BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C) 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. Mill Test Certificate: EN 10204/3.1B