规格参数
Specification
| 直径: Diameter: | ø50-ø100 | mm | 公差: Tolerance: | ±1 | mm |
| 长度: Length: | 160-1500 | mm | 公差: Tolerance: | ±10 | mm |
| 状态: State: | 磨光 Grinding | 车光 Lathing | |||
牌号
Grade :
化学成分
Chemical composition
| 元素符号 Element symbol | 成分% Composition% | 元素符号 Element symbol | 成分% Composition% | |||
| 铬 | Cr | 27.0-30.0 | 钨 | W | ≤0.25 | |
| 钼 | Mo | 5.0-7.0 | 硅 | Si | ≤1.0 | |
| 钴 | Co | 余量/Balance | 锰 | Mn | ≤1.0 | |
| 碳 | C | ≤0.35 | 氧 | O | ≤0.01 | |
| 铁 | Fe | ≤1.0 | 镍 | Ni | ≤1.0 | |
| 铝 | Al | ≤0.5 | 磷 | P | ≤0.02 | |
| 钛 | Ti | ≤0.5 | 硼 | B | ≤0.01 | |
力学性能
Mechanical properties
| 试验温度 Test temp (℃) | 抗拉强度 Tensile strengh (MPa) | 屈服强度 Yield strengh (MPa) | 延伸率 Elogation (%) | 断面收缩率 Reduction of area (%) | 试验温度Test temp (℃) | 试验应力 Test stress (MPa) | 持续时间 Duration (h) | 延伸率 Elongation (%) |
| 室温 20 RT | ≥665 | ≥450 | ≥8.0 | — | — | — | — | — |