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聊城開發(fā)區(qū)大東鋼管城A2號| 牌號 Grade  | 
化學(xué)成分 Chemical composition, % | ||||||||||
| C | Si | Mn | Cr | Mo | V | W | Nb | Ni | P | S | |
| 10 | 0.07 ~0.14  | 
0.17 ~0.37  | 
0.35 ~0.65  | 
- | - | - | - | - | - | ≤0.030 | ≤0.030 | 
| 20 | 0.17 ~0.24  | 
0.17 ~0.37  | 
0.35 ~0.65  | 
- | - | - | - | - | - | ≤0.030 | ≤0.030 | 
| 16Mn | 0.12 ~0.20  | 
0.20 ~0.60  | 
1.20 ~1.60  | 
- | - | - | - | - | - | ≤0.030 | ≤0.030 | 
| 15MnV | 0.12 ~0.18  | 
0.20 ~0.60  | 
1.20 ~1.60  | 
- | - | 0.04 ~0.12  | 
- | - | - | ≤0.030 | ≤0.030 | 
| 10MoWVNb | 0.07 ~0.13  | 
0.50 ~0.80  | 
0.50 ~0.80  | 
- | 0.60 ~0.90  | 
0.30 ~0.50  | 
0.50 ~0.90  | 
0.06 ~0.12  | 
- | ≤0.030 | ≤0.030 | 
| 12CrMo | 0.08 ~0.15  | 
0.17 ~0.37  | 
0.40 ~0.70  | 
0.40 ~0.70  | 
0.40 ~0.55  | 
≤0.030 | ≤0.030 | ||||
| 15CrMo | 0.12 ~0.18  | 
0.17 ~0.37  | 
0.40 ~0.70  | 
0.80 ~1.10  | 
0.40 ~0.55  | 
- | - | - | - | ≤0.030 | ≤0.030 | 
| 1Cr5Mo | ≤ 0.15 | ≤ 0.50 | ≤ 0.60 | 4.00 ~6.00  | 
0.40 ~0.60  | 
- | - | - | ≤ 0.60 | ≤0.030 | ≤0.030 | 
| 12Cr2Mo | 0.08 ~0.15  | 
≤ 0.50 | 0.40 ~0.70  | 
2.0 ~2.50  | 
0.90 ~1.20  | 
- | - | - | - | ≤0.030 | ≤0.030 | 
| 12SiMoVNb | 0.08 ~0.14  | 
0.50 ~0.80  | 
0.60 ~0.90  | 
- | 0.90 ~1.10  | 
0.30 ~0.50  | 
- | 0.04 ~0.08  | 
- | ≤0.030 | ≤0.030 | 
| 牌號 Grade  | 
抗拉強度 Tensile strength, Mpa  | 
屈服點 Yield point, Mpa  | 
延伸率 Elongation min, %  | 
| 10 | 335~490 | 205 | 24 | 
| 20 | 410~550 | 245 | 24 | 
| 16Mn | 490~670 | 320 | 21 | 
| 15MnV | 510~690 | 350 | 19 | 
| 12CrMo | 410~560 | 205 | 21 | 
| 15CrMo | 440~640 | 235 | 21 |