產(chǎn)品詳情
| 牌號(hào) | A871 Grade 65高強(qiáng)度低合金結(jié)構(gòu)鋼 |
| 對(duì)應(yīng)標(biāo)準(zhǔn) |
ASTM A871/A871M-2014 耐大氣腐蝕的高強(qiáng)度低合金結(jié)構(gòu)鋼板 High-Strength Low-Alloy Structural Steel Plate With Atmospheric Corrosion Resistance |
| 歸類 | 合金鋼 |
A871 Grade 65 化學(xué)元素成分含量(%)
| 成分 | C ① | Si | Mn ① | P | S | Cr | Ni | Cu | V | |
|---|---|---|---|---|---|---|---|---|---|---|
| Type Ⅰ | 最小值 | - | 0.3 | 0.8 | - | - | 0.4 | - | 0.25 | 0.02 |
| 最大值 | 0.19 | 0.65 | 1.35 | 0.03 | 0.03 | 0.7 | 0.4 | 0.4 | 0.1 |
| 成分 | C ① | Si | Mn ① | P | S | Cr | Ni | Cu | V | |
|---|---|---|---|---|---|---|---|---|---|---|
| Type Ⅱ | 最小值 | - | 0.15 | 0.75 | - | - | 0.4 | - | 0.2 | 0.01 |
| 最大值 | 0.2 | 0.5 | 1.35 | 0.03 | 0.03 | 0.7 | 0.5 | 0.4 | 0.1 |
| 成分 | C ① | Si | Mn ① | P | S | Cr | Ni | Cu | Mo | Nb ② | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Type Ⅳ | 最小值 | - | 0.25 | 0.5 | - | - | 0.4 | - | 0.3 | - | 0.005 |
| 最大值 | 0.17 | 0.5 | 1.2 | 0.03 | 0.03 | 0.7 | 0.4 | 0.5 | 0.1 | 0.05 |
① For each reduction of 0.01 percentage point below the specified maximum for carbon, an increase of 0.06 percentage point above the specified maximum for manganese is permitted, up to a maximum of 1.50 %.
② For plates under 1/2 in. (13 mm) in thickness, the minimum columbium is waived.
② For plates under 1/2 in. (13 mm) in thickness, the minimum columbium is waived.
A871 Grade 65 機(jī)械性能
|
抗拉強(qiáng)度 σb Mpa |
屈服點(diǎn) σs Mpa |
斷后伸長率或延伸率 δ % |
|---|---|---|
| ≥550 | ≥450 |
(50mm) ≥17 |
