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GB2673梅花沉头机螺钉
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产品名称：GB2673梅花沉头机螺钉
产品编号：163243-771
产品型号：GB2673
购买咨询：深圳敬恒紧固件有限公司 0755-8615 8899
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 产品详细介绍 |
| 螺纹规格d |
M6 |
M8 |
M10 |
M12 |
| P |
1 |
1.25 |
1.5 |
1.75 |
| a max |
2 |
2.5 |
3 |
3.5 |
| b min |
38 |
38 |
38 |
48 |
| dk |
理论值 max |
12.6 |
17.3 |
20 |
24 |
| 实际值 |
max |
11.3 |
15.8 |
18.3 |
22 |
| min |
10.9 |
15.4 |
17.8 |
21.5 |
| k max |
3.3 |
4.65 |
5 |
6 |
| r max |
1.5 |
2 |
2.5 |
2.5 |
| x max |
2.5 |
3.2 |
3.8 |
5.3 |
| 六角花形 |
代号 |
T30 |
T40 |
T50 |
T55 |
| t |
max |
1.8 |
2.5 |
2.7 |
3.5 |
| min |
1.4 |
2.1 |
2.3 |
3.02 |
| B max |
4.15 |
5 |
6.62 |
8.2 |
| l |
8~60 |
10~80 |
12~80 |
20~80 |  |
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