詳細信息
冷拔異型鋼管化學成分表
發布者： 熱鍍鋅方管廠家 發布時間：2025/3/19 閱讀：312次
冷拔異型鋼管化學成分表
| 冷拔異形鋼管化學成分表 |
| 標準 |
牌號 |
C |
Si |
Mn |
P< |
S< |
Cr< |
Ni< |
Cu< |
| GB/T 3094 |
10 |
0.07-0.13 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.15 |
0.30 |
0.25 |
| 20 |
0.17-0.23 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.25 |
0.30 |
0.25 |
| 35 |
0.32-0.39 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.30 |
0.25 |
| 45 |
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.30 |
0.25 |
| Q195A |
0.06-0.12 |
≤0.30 |
0.25-0.50 |
0.045 |
0.050 |
- |
- |
- |
| Q215A |
0.09-0.15 |
≤0.30 |
0.25-0.55 |
0.045 |
0.050 |
- |
- |
- |
| Q235A |
0.14-0.22 |
≤0.30 |
0.30-0.65 |
0.045 |
0.050 |
- |
- |
- |
| Q295A |
≤0.16 |
≤0.55 |
0.80-1.50 |
0.045 |
0.045 |
- |
- |
- |
| Q345A |
≤0.20 |
≤0.55 |
1.00-1.60 |
0.045 |
0.045 |
- |
- |
- |
| Q390A |
≤0.20 |
≤0.55 |
1.00-1.60 |
0.045 |
0.045 |
- |
- |
- |
| DIN 1629 |
St37.0 |
≤0.17 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
| St44.0 |
≤0.21 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
| St55 |
0.33-0.41 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
| St52.0 |
≤0.22 |
≤0.55 |
≤1.60 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
| CK45 |
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
0.035 |
0.035 |
0.25 |
0.25 |
0.25 |
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