规格参数
Specification
| 直径: Diameter: | ø50-ø100 | mm | 公差: Tolerance: | ±3 | 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 | 6.75-7.25 | 钴 | Co | 7.0-8.0 | |
| 铝 | Al | 6.0-6.4 | 钨 | W | 4.75-5.25 | |
| 钼 | Mo | 1.3-1.7 | 锰 | Mn | ≤0.1 | |
| 铼 | Re | 2.75-3.25 | 磷 | P | ≤0.0025 | |
| 硅 | Si | ≤0.05 | 硫 | S | ≤0.0012 | |
| 碳 | C | 0.04-0.06 | 氧 | O | 10ppm | |
| 镍 | Ni | 余量/Balance | 氮 | N | 10ppm | |
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 (%) |
| 870 | ≥768 | ≥690 | ≥10.0 | ≥12.0 | 1093 | 158 | ≥18 | — |