英国标准奥氏体型和奥氏体-铁素体型承压铸钢的热处理与力学性
编辑时间:2008-08-02 20:16
钢号① |
数字牌号 |
热处理温度 |
铸件 |
室温力学性能 |
|||
σb/MPa |
σ1.0 |
δ |
A KV③ |
||||
GX2CrNi19-11 |
1.4309 |
1050~1150 |
150 |
440~640 |
210 |
30 |
80④ |
GX5CrNi19-11 |
1.4308 |
1050~1150 |
150 |
440~640 |
200 |
30 |
60④ |
GX5CrNiNb19-11 |
1.4552 |
1050~1150 |
150 |
440~640 |
200 |
25 |
40 |
GX2CrNiMo |
1.4409 |
1080~1150 |
150 |
440~640 |
220 |
30 |
80④ |
GX5CrNiMo |
1.4408 |
1080~1150 |
150 |
440~640 |
210 |
30 |
60④ |
GX5CrNiMoNbN |
1.4581 |
1080~1150 |
150 |
440~640 |
210 |
25 |
40 |
GX2CrNiMo28-20-2 |
1.4458 |
1100~1180 |
150 |
430~630 |
190 |
30 |
60④ |
GX2CrNiMoN |
1.4470 |
1120~1150② |
150 |
600~800 |
420 |
20 |
30 |
GX2CrNiMoCuN |
1.4517 |
1120~1150② |
150 |
650~850 |
480 |
22 |
50④ |
GX2CrNiMoN |
1.4469S |
1140~1180② |
150 |
650~850 |
480 |
22 |
50④ |