| d≤10 |
淬火+回火(+QT) |
≥1225 |
≥1100 |
≥12 |
≥50 |
|
≥60 |
10
|
≥1200 |
≥1080 |
≥10 |
≥50 |
|
≥60 |
|
20
|
≥1180 |
≥1060 |
≥10 |
≥50 |
|
≥60 |
|
40
|
≥1155 |
≥1040 |
≥10 |
≥50 |
|
≥60 |
|
| d>63 |
|
≥1130 |
≥1020 |
≥10 |
≥50 |
|
≥60 |
| 链条* |
为冷剪做处理(+S) |
≤860 |
|
|
|
HV10: ≤268;HBW10:≤255 |
|
| 链条 |
退火(+A) |
≤790 |
|
|
|
HV10: ≤247;HBW10:≤235 |
|
| 链条 |
退火+冷拉(+A+C) |
≤930 |
|
|
|
HV10: ≤289;HBW10:≤275 |
|
| 链条** |
球化退火(+AC) |
≤710 |
|
|
|
HV10: ≤221;HBW10: ≤210 |
|
| 链条 |
球化退火+冷拉(+AC+C) |
≤800 |
|
|
|
HV10: ≤250;HBW10: ≤238 |
|