機械結(jié)構(gòu)用不銹鋼焊接鋼管的牌號和化學(xué)成分
機械（machinery）結(jié)構(gòu)(Structure)用不銹鋼(不銹耐酸鋼)焊接鋼管的牌號和化學(xué)(Chemistry)成分(ingredient)牌 號化學(xué)(Chemistry)成分(ingredient)(質(zhì)量(Mass)分數(shù))(％)CSiMnPHOTOSHOPNiCr其 他00cr19Ni11≤0.030≤1.00≤2.00≤0.035≤0.0309.00-13.0018.00-20.00 00Cr17Ni14Mo2≤0.030≤1.00≤2.00≤0.035≤0.0301(永久重定向)2.00-15.0016.00-18.00Mo2.00-3.000Cr19Ni9≤0.08≤1.00≤2.00≤0.035≤0.0308.00-10.0018.00-20.00 1Cr18Ni9≤0.15≤1.00≤2.00≤0.035≤0.0308.00-10.0017.00-19.00 (1Cr18Ni9Ti)≤0.12≤1.00≤2.00≤0.035≤0.0308.00-11.0017.00-19.00Ti5(C％-0.02)-0.800Cr17Ni12Mo2≤0.08≤1.00≤2.00≤0.035≤0.0301(永久重定向)0.00-14.0016.00-18.00Mo2.00-3.000Cr18Ni11NB≤0.08≤1.00≤2.00≤0.035≤0.0309.00-13.0017.00-19.00Nb≥10×C％0Cr25Ni20≤0.08≤1.50≤2.00≤0.035≤0.0301(永久重定向)9.00-22.0024.00-26.00 1Cr17≤0.12≤0.75≤1.00≤0.035≤0.030 16.00-19.00Ti或Nb0.10-1.001Cr15≤0.12≤1.00≤1.00≤0.035≤0.030 16.00-18.00 0Cr13≤0.08≤1.00≤1.00≤0.035≤0.030 11.50-13.50 1Cr13≤0.15≤1.00≤1.00≤0.035≤0.030 11.50-13.50
