鋼類 |
牌 號 |
化學成分(質(zhì)量分數(shù))(%) | ||||||||
C |
Mn |
Si |
Cr |
Mo |
Ni |
Nb+Ta |
S |
P | ||
≤ | ||||||||||
優(yōu)質(zhì)
碳素鋼 |
10 |
0.07-0.14 |
0.35-0.65 |
0.17-0.37 |
≤0.15 |
|
≤0.25 |
|
0.035 |
0.035 |
20 |
0.17-0.24 |
0.35-0.65 |
0.17-0.37 |
≤0.15 |
|
≤0.25 |
|
0.035 |
0.035 | |
合金鋼 |
12QMo |
0.08-0.15 |
0.40-0.70 |
0.17-0.37 |
0.40-0.70 |
0.40-0.55 |
≤0.30 |
|
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 |
≤0.30 |
|
0.035 |
0.035 | |
耐熱鋼 |
1Cr2Mo |
≤0.15 |
0.30-0.60 |
0.50-1.00 |
2.15-2.85 |
0.45-0.65 |
|
|
0.030 |
0.035 |
1Cr5Mo |
≤0.15 |
≤0.60 |
≤0.50 |
4.00-6.00 |
0.45-0.60 |
≤0.60 |
|
0.030 |
0.035 | |
1Cr19Ni9 |
0.04-0.10 |
≤2.00 |
≤1.00 |
18.00-20.00 |
|
8.00-11.00 |
|
0.030 |
0.035 | |
1Cr19Ni11Nb |
0.04-0.10 |
≤2.00 |
≤1.00 |
17.00-20.00 |
|
9.00-13.00 |
≤8C-1.00% |
0.030 |
0.035 |
22×4 |
76×7 |
159×8 |
325×9 |
22×5 |
76×8 |
159×8.5 |
325×9.5 |
25×3 |
76×10 |
159×10 |
325×10 |
25×3.5 |
89×4 |
159×11 |
325×12 |
25×4 |
89×4.5 |
159×12 |
325×13 |
25×4.5 |
89×5 |
159×14 |
325×15 |
27×4 |
89×6 |
159×16 |
325×16 |
27×5 |
89×6.5 |
159×18 |
325×17 |
27×5.5 |
89×7 |
168×6 |
325×18 |
32×3.5 |
89×8 |
168×7 |
325×22 |
32×4 |
89×9 |
168×8 |
324×25 |
32×4.5 |
89×10 |
168×9 |
356×9.5 |
32×5 |
89×11 |
168×10 |
356×11 |