DIN 2391 Precision cold drawn seamless steel tube

DIN 2391 Precision cold drawn seamless steel tube DIN 2391 standard for precision cold drawn seamless steel tube Size(mm): Out diameter:16-325 Wall thickness: 1-22 Length: Max:12000 Main application: Hydraulic system with steel, automotive steel, widely used in the hydraulic system in steel tube, injection molding machine in steel tube, hydraulic press in steel tube, steel tube, EVA foam hydraulic machinery, precision hydraulic steel pipe cutting machine, shoe-making machinery, hydraulic equipment, high pressure tubing, hydraulic tubing, card sets of joints, pipe joints, rubber machinery, forging machinery, casting machinery, engineering machinery, automobile high pressure steel pipe concrete pump, sanitation vehicle, automobile industry, shipbuilding industry, metal processing, military industry, diesel engine, the internal combustion engine, air compressor, construction machinery, agricultural and forestry machinery, etc. Chemical component(%) Mechanical properties(Mpa) Remark: TS: Tensile Strength  YS: Yield Strength   E: Elongation Post time: Oct-15-2019s steel grade C max Si max Mn P max S max St35 0.17 0.35 0.40 0.025 0.025 St45 0.21 0.35 0.40 0.025 0.025 St52 0.22 0.35 1.60 0.025 0.025 Delivery conditions cold working(hard)BK cold working(soft)BKW Cold working and eliminate force BKS annealing(GBK) normalizing(NSK) steel grade / / / / / St35 TS:480   E:6 TS:420   E:10 TS:420   YS:315    E:14 TS:315   E:25 TS:340-470   YS:235    E:25 St45 TS:580   E:5 TS:520   E:8 TS:520   YS:375    E:12 TS:390   E:21 TS:440-570   YS:255    E:21 St52 TS:640   E:4 TS:580   E:7 TS:580   YS:420    E:10 TS:490   E:22 TS:490-630   YS:355    E:22