... ASTM F136 AMS Size Dia (4~300)mm Length (50~6000)mm Applications chemical processing ,medical equipments, shipbuilding ... Gr2,Gr3,Gr5hot forginghot rolling polishing/latheing R, M(3-200)x(500-4000) GB/T 13810 ... barGr1,Gr2,Gr7,Gr12 hot forgingpolishing/latheing R, M(4-200)x(500-4000) ASTM B348 GB ... No.Size[mm]ConditionTensile Strength [M Pa]Yield Strength 0.2% [M Pa]Elongation [%]Reduction of area[%] ...