碳钢棒材
概述
a sa 387 grade 11 class 2 uns k11789
化学成分
| 元素 | 最小值 | 最大值 | 值 |
|---|---|---|---|
| C | - | - | ≤0.17% |
| Mn | - | - | 0.40-0.65% |
| Si | - | - | 0.50-0.80% |
| Cr | - | - | 1.00-1.50% |
| Mo | - | - | 0.45-0.65% |
| P | - | - | ≤0.035% |
| S | - | - | ≤0.035% |
机械性能
| productCenter.property | 值 |
|---|---|
| Tensile Strength | 515-690 MPa |
| Yield Strength | 310 MPa (min) |
| Elongation | 18% (min) |
| Hardness | ~187 HB (typical) |