| 牌號(hào) | 化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) | |||||||
| C | Si | Mn | Cr | Mo | Ni | B | V | |
| 20CrMnTi | 0.17-0.23 | 0.17-0.37 | 0.80-1.10 | 1.00-1.30 | - | - | - | - | 
| 牌號(hào) | 拉力強(qiáng)度MPa | 屈服點(diǎn)MPa | 斷后伸長(zhǎng)率(%) | 斷面收縮率(%) | 
| 20CrMnTi | 1080 | 850 | 10 | 45 |