| 通用要求
|
| 螺纹与螺纹端
|
| 十字槽
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| 机械性能
|
| 公差
|
| 表面处理
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| 表面粗糙度
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| 表面缺陷
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| 验收及包装
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| 备注
|
|
| DIN 267 part 1 |
| DIN 7970 |
| DIN 7962 |
| DIN 267 part 12 |
| A级，DIN ISO 4759 part 1① |
不经处理
电镀 DIN 267 part 9
其他表面处理由供需双方协议 |
| DIN 267 part 2 |
| DIN 267 part 19② |
| DIN 267 part 5 |
① The DIN ISO 4759 Part 1 standard currently applies. only for screws with metric ISO thread. The tolerances valid for these screws have been adopted for sheet metal screws accordingly. The tolerances for shape and position in DIN ISO 4759 Part 1 also apply accordingly to sheet metal screws.
② The standard DIN 267 Part 19 currently applies. only for screws with metric ISO thread. The surface defects permissible for these screws have been adopted for sheet metal screws accordingly. |
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