| 通用要求
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| 螺纹
|
公差 |
| 标准 |
| 机械性能
|
等级 |
| 标准 |
| 公差
|
产品等级 |
| 标准 |
| 表面处理
|
- |
| - |
| 表面粗糙度
|
| 表面缺陷
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| 验收及包装
|
| 备注
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|
| DIN 267 part 1 |
≤ M1.4：4h
≥ M1.6：6g |
| DIN 13 part 15 |
| 5.8① |
A1-50
C4-50 |
CuZn = 铜锌合金
CU2或CU3由制造商选择 |
| DIN ISO 898 part 1 |
DIN 267 part 11 |
DIN 267 part 18 |
≤ M1.4：F
≥ M1.6：A |
DIN 267 part 6
DIN ISO 4759 part 1 |
| 不经处理 |
blank |
blank |
| 电镀 DIN 267 part 9 |
| DIN 267 part 2 |
| DIN 267 part 19 |
| DIN 267 part 5 |
① If cold-drawn steels according to DIN 1651 are used, the following elongations at break A5 are permissible ：
≤ M4：5%
＞M4 且≤ M8：6%
M10：7%
② 其他强度等级或材料按协议。
③ Shapes and designs with additional order information：DIN 962. |
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