编号 | 试验组 | 单向拉伸试验 | 高应力反复压力试验 | 大变形反复拉压试验 |
40S | 40-HRB500S | 3 | 3 | 3 |
36E | 36-40Cr | 3 | 3 | 3 |
40E | 40-40Cr | 3 | 3 | 3 |
50E | 50-40Cr | 3 | 3 | 3 |