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優良碳素結構鋼的分類有哪些

作者:AM8亚美来源:[AM8亚美公司]访问:898时间:2019-11-14

序號牌號化 學 成 分(質量分數)CSiMnPSNiCrCu不大於08F0.05-0.≤0.030.25-0.500.0350.0350.250.250.2520F0.07-0.4≤0.070.25-0.500.0350.0350.250.250.2535F0.2-0.9≤0.070.25-0.500.0350.0350.250.250.254080.05-0.20.7-0.370.35-0.650.0350.0350.250.250.25500.07-0.40.7-0.370.35-0.650.0350.0350.250.250.25650.2-0.90.7-0.370.35-0.650.0350.0350.250.250.257200.7-0.240.7-0.370.35-0.650.0350.0350.250.250.258250.22-0.300.7-0.370.50-0.800.0350.0350.250.250.259300.27-0.350.7-0.370.50-0.800.0350.0350.250.250.250350.32-0.400.7-0.370.50-0.800.0350.0350.250.250.25400.37-0.450.7-0.370.50-0.800.0350.0350.250.250.252450.42-0.500.7-0.370.50-0.800.0350.0350.250.250.253500.47-0.550.7-0.370.50-0.800.0350.0350.250.250.254550.52-0.600.7-0.370.50-0.800.0350.0350.25頁

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