力学性能 JIS G3458 STPA 　 　 STPA 　 　 　 　 STBA 　 　 化学成分 牌号 化学成分(%) 标准号 钢号 C Mn Si Cr Mo V S P GB5310 12CrMo 0.08-0.15 0.40-0.70 0.17-0.37 0.40-0.70 0.40-0.55 ≤0.035 ≤0.035 15CrMo 0.12-0.18 0.40-0.70 0.17-0.37 0.80-1.10 0.40-0.55 ≤0.035 ≤0.035 12Cr1MoV 0.08-0.15 0.40-0.70 0.17-0.37 0.90-1.20 0.25-0.35 0.15-0.30 ≤0.035 ≤0.035 12Cr2Mo 0.08-0.15 0.40-0.70 ≤0.50 2.00-2.50 0.90-1.20 ≤0.035 ≤0.035 ASTM A335 P1 0.10-0.20 0.30-0.80 0.10-0.50 0.44-0.65 ≤0.045 ≤0.045 P11 ≤0.15 0.30-0.60 0.50-1.00 1.00-1.50 0.44-0.65 ≤0.030 ≤0.030 P12 ≤0.15 0.30-0.61 ≤0.50 0.80-1.25 0.44-0.65 ≤0.045 ≤0.045 P2 0.10-0.20 0.30-0.61 0.10-0.30 0.50-0.81 0.44-0.65 ≤0.045 ≤0.045 P22 ≤0.15 0.30-0.60 ≤0.50 1.90-2.60 0.87-1.13 ≤0.030 ≤0.030 P5 ≤0.15 0.30-0.60 ≤0.50 4.00-6.00 0.45-0.65 ≤0.030 ≤0.030 P9 ≤0.15 0.30-0.60 0.25-1.00 8.00-10.00 0.90-1.10 ≤0.030 ≤0.030 DINMn5 0.17-0.22 1.00-1.30 0.30-0.60 ≤0.30 ≤0.04 ≤0.04 13CrMo44 0.10-0.18 0.40-0.70 0.10-0.35 0.70-1.10 0.45-0.65 ≤0.035 ≤0.035 14MoV63 0.10-0.18 0.40-0.70 0.10-0.35 0.30-0.60 0.50-0.70 0.22-0.32 ≤0.035 ≤0.035 10CrMo910 0.08-0.15 0.40-0.70 ≤0.50 2.00-2.50 0.90-1.20 ≤0.035 ≤0.035 JIS G3458 STPA12 0.10-0.20 0.30-0.80 0.10-0.50 0.45-