DIN 6791
DIN 6791 Semi-tubular pan head rivets Standard.
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DIN 6791 Semi-tubular pan head rivets Specification:
| d1 | d2 | d3 (min) | d4 | k | e (max) | t | l |
| 1.6 | 3.2 | 1.52 | 0.9 | 0.7 | 0.8 | 1.5 | 3-8 |
| 2 | 4 | 1.87 | 1.2 | 0.9 | 1 | 2.5 | 4-10 |
| 2.5 | 5 | 2.37 | 1.7 | 1.1 | 1.25 | 2.5 | 4-12 |
| 3 | 6 | 2.87 | 1.9 | 1.3 | 1.5 | 3 | 5-16 |
| 3.5 | 7 | 3.37 | 2.2 | 1.5 | 1.75 | 4 | 6-20 |
| 4 | 8 | 3.87 | 2.7 | 1.8 | 2 | 4 | 6-20 |
| 5 | 10 | 4.82 | 3.5 | 2.2 | 2.5 | 5 | 8-25 |
| 6 | 12 | 5.82 | 4.2 | 2.6 | 3 | 6.5 | 10-30 |
| 8 | 16 | 6.82 | 6 | 3.5 | 4 | 8 | 12-40 |
| 10 | 20 | 9.4 | 7.6 | 4.4 | 5 | 10 | 16-50 |





