| t≤5 |
C15 K |
冷拔+无热处理(K) |
≥550 |
≥450 |
≥6 |
|
5
|
冷拔+无热处理(K) |
≥500 |
≥380 |
≥7 |
|
|
10
|
冷拔+无热处理(K) |
≥500 |
≥340 |
≥8 |
|
|
16
|
冷拔+无热处理(K) |
≥500 |
≥310 |
≥9 |
|
|
25
|
冷拔+无热处理(K) |
≥450 |
≥260 |
≥10 |
|
|
40
|
冷拔+无热处理(K) |
≥370 |
≥200 |
≥12 |
|
|
| t>100 |
|
冷拔+无热处理(K) |
≥370 |
≥200 |
≥12 |
|
| 所有尺寸 |
C15 K+G;C15 SH+G |
冷拔+软化退火(K+G)或去皮+软化(SH+G) |
|
|
|
≤140 HB30 |