- 化学成分 (11)
- 力学性能 (5)
- 热处理制度 (0)
- 物理性能 (0)
- 工艺性能及试验 (0)
- 使用性能和用途举例 (0)
- 代号与类型 (2)
序号指标范围值单位说明
1 | Si ( Si ) | ≤ 1 | % | |
2 | Mn ( Mn ) | ≤ 1.5 | % | |
3 | Cr ( Cr ) | 19 ~ 23 | % | |
4 | Ni ( Ni ) | 30 ~ 35 | % | |
5 | Cu ( Cu ) | ≤ 0.75 | % | |
6 | Fe ( Fe ) | ≥ 39.5 | % | |
7 | Al ( Al ) | 0.15 ~ 0.6 | % | |
8 | Ti ( Ti ) | 0.15 ~ 0.6 | % | |
9 | C ( C ) | ≤ 0.1 | % | |
10 | S ( S ) | ≤ 0.015 | % | |
11 | P ( P ) | ≤ 0.045 | % |
序号指标范围值单位说明
1 | 抗拉强度 ( σb ) | ≥ 520 | Mpa | |
2 | 屈服强度 ( σ0.2 ) | ≥ 205 * | MPa | 当厚度t<0.5mm时,屈服强度不作为要求指标 |
3 | 冷弯性能 | N * | | 不要求做冷弯试验 |
厚度为≥ 0.25mm时 |
1 | 伸长率 ( δ ) | ≥ 30 | % | |
厚度为≤ 0.25mm时 |
1 | 伸长率 ( δ ) | ≥ 20 | % | |
序号指标范围值单位说明
1 | ASTM ( ASTM ) | 800 | | |
2 | 类型 | 奥氏体型 | | |
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