DIN EN ISO 1481 Standard Tapping screws, slotted pan head 的尺寸
技术历史及DIN EN ISO 1481的国际对应物
开槽盘头自攻螺钉
本标准 DIN EN ISO 1481 规定了螺纹尺寸从 ST 2.2 至 ST 9.5（含）的开槽盘头自攻螺钉的特性。
尺寸图和技术图
关键尺寸和技术参数
|
Dimensions in mm - source DIN EN ISO 1481 |
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| Publication date: 10/2011 Supersedes DIN 1481 08/1990 | |||||||||
|
Ø
|
P |
dk min
|
dk max |
k min
|
k max |
t min
|
n nom
|
y form C | y form F |
|
ST 2.2
|
0.8 | 3.7 | 4 | 1.3 | 1.1 | 0.5 |
0.5
|
2 | 1.6 |
|
ST 2.9
|
1.1 | 5.3 | 5.6 | 1.8 | 1.6 | 0.7 |
0.8
|
2.6 | 2.1 |
|
ST 3.5
|
1.3 | 6.6 | 7 | 2.1 | 1.9 | 0.8 |
1
|
3.2 | 2.5 |
|
ST 4.2
|
1.4 | 7.6 | 8 | 2.4 | 2.2 | 1 |
1.2
|
3.7 | 2.8 |
|
ST 4.8
|
1.6 | 9.1 | 9.5 | 3 | 2.7 | 1.2 |
1.2
|
4.3 | 3.2 |
|
ST 5.5
|
1.8 | 10.6 | 11 | 3.2 | 2.9 | 1.3 |
1.6
|
5 | 3.6 |
|
ST 6.3
|
1.8 | 11.6 | 12 | 3.6 | 3.3 | 1.4 |
1.6
|
6 | 3.6 |
| ST 8 | 2.1 | 15.6 | 16 | 4.8 | 4.5 | 1.9 | 2 | 7.5 | 4.2 |
| ST 9.5 | 2.1 | 19.5 | 20 | 6 | 5.7 | 2.4 | 2.5 | 8 | 4.2 |
|
DIN 1481 - commercial lengths |
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| thread size | ST 2.2 | ST 2.9 | ST 3.5 | ST 4.2 | ST 4.8 | ST 5.5 | ST 6.3 | ST 8 | ST 9.5 |
| nominal length l | |||||||||
| 4.5 | X | ||||||||
| 6.5 | X | X | X | ||||||
| 9.5 | X | X | X | X | X | ||||
| 13 | X | X | X | X | X | X | X | ||
| 16 | X | X | X | X | X | X | X | X | X |
| 19 | X | X | X | X | X | X | X | X | |
| 22 | X | X | X | X | X | X | X | ||
| 25 | X | X | X | X | X | X | |||
| 32 | X | X | X | X | X | ||||
| 38 | X | X | X | ||||||
| 45 | X | X | |||||||
| 50 | X | X | |||||||