... pipe, alloy seamless pipe p22StandardsASTM, BS, DIN, JIS, GB, etc.Grade:Q345A/B, Cr5Mo, 12Cr1MoV, 10CrMo910,,27SiMn, 15CrMo ... DIN17175 7. JIS G345 8. JIS G3456 9. BS138710. GB / T 6728, ASTM A 500, EN 10217, Q195-Q23511 ... T2, T5, T9, T11, T12, T22)335 (Gr P1, P2, P5, P9, P11, P12, P22) 333 (Gr.1,3 ... /1 (Gr.360, 430)A335-P1 15Mo3 STPA12A335-P2\A213-T2 STBA20 A335P12\A213T12 13CrMo44 STBA22A335-P11\A213- ...