牌号UNS化学成分(质量分数)／％CSiMnP≤S≤CrMoNiV其他J017000.12～0.22≤0.600.50～0.900.0400.045J020000.15～0.250.20～1.000.30～0.600.0400.040J020010.15～0.250.20～1.000.30～0.600.0250.025J020020.15～0.250.20～1.000.20～0.600.0400.045Cu≤0.50;Mo+W≤0.25J020030.18～0.230.30～0.600.40～0.800.0400.040J02500≤0.25≤0.80≤0.750.0500.060J02501≤0.25≤0.80≤1.200.0500.060J02502≤0.25≤0.60≤0.700.0400.045≤0.40≤0.20≤0.50≤0.03Cu≤0.50;(Cr+Cu+Mo+Ni+V)≤1.00J02503≤0.25≤0.60≤1.200.0400.045≤0.50≤0.20≤0.50≤0.03Cu≤0.30;(Cr+Cu+Mo+Ni+V)≤1.00J02504≤0.25≤0.60≤0.700.0400.045J02505≤0.25≤0.60≤1.200.0400.045J02507≤0.25≤0.80≤0.750.0400.045)