ГОСТ 5520
化学成分(质量分数)/% | |||||||||||
C | Si | Mn | P ≤ | S ≤ | Cr ≤ | Mo | Ni ≤ | V | Cu ≤ | 其他 | |
09г | ≤0.12 | 0.50~0.80 | 1.30~1.70 | 0.035 | 0.04 | 0.3 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
10X | 0.08~0.12 | 0.17~0.37 | 0.40~0.70 | 0.02 | 0.02 | 2.00~2.50 | 0.60~0.80 | 0.3 | | 0.2 | Al≤0.02 |
10г | ≤0.12 | 0.80~1.10 | 1.30~1.65 | 0.035 | 0.04 | 0.3 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
12X1MФ | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | 0.025 | 0.025 | 0.90~1.20 | 0.25~0.35 | 0.3 | 0.15~0.30 | 0.2 | Al≤0.02 |
12XM | ≤0.16 | 0.17~0.37 | 0.40~0.70 | 0.025 | 0.025 | 0.80~1.10 | 0.40~0.55 | 0.3 | | 0.2 | Al≤0.02 |
14XгC | 0.11~0.16 | 0.40~0.70 | 0.90~1.30 | 0.035 | 0.04 | 0.50~0.80 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
15K | 0.12~0.20 | 0.15~0.30 | 0.35~0.65 | 0.04 | 0.04 | 0.3 | | 0.3 | | 0.3 | As≤0.08;N≤0.012 |
16гC | 0.12~0.18 | 0.40~0.70 | 0.90~1.20 | 0.035 | 0.04 | 0.3 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
16K | 0.12~0.20 | 0.17~0.37 | 0.45~0.75 | 0.04 | 0.04 | 0.3 | | 0.3 | | 0.3 | As≤0.08;N≤0.012 |
17г | 0.15~0.20 | 0.40~0.60 | 1.15~1.60 | 0.035 | 0.04 | 0.3 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
17гC | 0.14~0.20 | 0.40~0.60 | 1.00~1.40 | 0.035 | 0.04 | 0.3 | | 0.3 | | 0.3 | Al≤0.05;Ti≤0.03;As≤0.08;N≤0.012 |
0.14~0.22 | 0.17~0.37 | 0.55~0.85 | 0.04 | 0.04 | 0.3 | | 0.3 | | 0.3 | As≤0.08;N≤0.012 | |
20K | 0.16~0.24 | 0.15~0.30 | 0.35~0.65 | 0.04 | 0.04 | 0.3 | | 0.3 | | 0.3 | As≤0.08;N≤0.012 |
22K | 0.19~0.26 | 0.17~0.40 | 0.70~1.00 | 0.04 | 0.035 | 0.3 | | 0.3 | | 0.3 | As≤0.08;N≤0.012 |
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