| 5≤t≤10 |
冷拉(+C) |
760~1030 |
≥600 |
≥5 |
|
10
| 冷拉(+C) |
710~980 |
≥530 |
≥5 |
|
|
16
| 冷拉(+C) |
660~900 |
≥460 |
≥6 |
|
|
40
| 冷拉(+C) |
650~870 |
≥430 |
≥7 |
|
|
63
| 冷拉(+C) |
630~840 |
≥390 |
≥7 |
|
|
16
| 轧制及去皮(+SH) |
630~820 |
|
|
≤241 |
|
40
| 轧制及去皮(+SH) |
620~790 |
|
|
≤231 |
|
63
| 轧制及去皮(+SH) |
610~780 |
|
|
≤228 |
|
16
| 淬火及回火,剥皮(+QT+SH) |
700~850 |
≥420 |
≥16 |
|
|
40
| 淬火及回火,剥皮(+QT+SH) |
700~850 |
≥410 |
≥16 |
|
|
63
| 淬火及回火,剥皮(+QT+SH) |
700~850 |
≥400 |
≥16 |
|
|
| 5≤t≤10 |
淬火及回火,冷拉(+QT+C) |
850~1000 |
≥595 |
≥9 |
|
10
| 淬火及回火,冷拉(+QT+C) |
850~1000 |
≥595 |
≥9 |
|
|
16
| 淬火及回火,冷拉(+QT+C) |
700~900 |
≥490 |
≥11 |
|
|
40
| 淬火及回火,冷拉(+QT+C) |
700~900 |
≥490 |
≥12 |
|
|
63
| 淬火及回火,冷拉(+QT+C) |
700~900 |
≥490 |
≥12 |
|
|