DIN 912- DIN 9427
- DIN 963
- DIN 7981
- DIN 965
- DIN 84
- DIN 7971
- DIN 7985
- Din 7982 C
- DIN 571
- DIN 7505
- DIN 7504 K
- SELF DRILLING SCREW
- DIN 6928
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+91-9376329179DIN 7971
SELF TAPPING SCREW CSK RAISED SLOTTED HEAD
Metric:
No.2 to No.14
- SUR Marketing offers a diverse range of self-tapping screws that are ideal for fixing materials with low density onto metals.
- These screws eliminate the need for pre-drilling, providing a hassle-free installation process. With various dimensions available, SUR Marketing provides self-tapping screws suitable for a wide range of applications.
- The self-tapping screws from SUR Marketing are manufactured using high-quality materials such as stainless steel, alloy steel, and carbon steel, ensuring exceptional corrosion resistance.
- This feature makes them suitable for both indoor and outdoor applications. They can even be used for construction projects involving underwater structures, as they are resistant to rust and corrosion.
DIN 7971 - Dimension
| Thread | 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| P | 0,8 | 1,1 | 1,3 | 1,4 | 1,6 | 1,8 | 1,8 | 2,1 | 2,1 | |
| a | max. | 0,8 | 1,1 | 1,3 | 1,4 | 1,6 | 1,8 | 1,8 | 2,1 | 2,1 |
| da | max. | 2,8 | 3,5 | 4,1 | 4,9 | 5,5 | 6,3 | 7,1 | 9,2 | 10,7 |
| dk | max. | 4 | 5,6 | 7 | 8 | 9,5 | 11 | 12 | 16 | 20 |
| min. | 3,7 | 5,3 | 6,6 | 7,6 | 9,1 | 10,6 | 11,6 | 15,6 | 19,5 | |
| k | max. | 1,3 | 1,8 | 2,1 | 2,4 | 3 | 3,2 | 3,6 | 4,8 | 6 |
| min. | 1,1 | 1,6 | 1,9 | 2,2 | 2,7 | 2,9 | 3,3 | 4,5 | 5,7 | |
| n | nominal | 0,5 | 0,8 | 1 | 1,2 | 1,2 | 1,6 | 1,6 | 2 | 2,5 |
| max. | 0,7 | 1 | 1,2 | 1,51 | 1,51 | 1,91 | 1,91 | 2,31 | 2,81 | |
| min. | 0,56 | 0,86 | 1,06 | 1,26 | 1,26 | 1,66 | 1,66 | 2,06 | 2,56 | |
| r | min. | 0,1 | 0,1 | 0,1 | 0,2 | 0,2 | 0,25 | 0,25 | 0,4 | 0,4 |
| rf | approx. | 0,6 | 0,8 | 1 | 1,2 | 1,5 | 1,6 | 1,8 | 2,4 | 3 |
| t | min. | 0,5 | 0,7 | 0,8 | 1 | 1,2 | 1,3 | 1,4 | 1,9 | 2,4 |
| w | min. | 0,5 | 0,7 | 0,8 | 0,9 | 1,2 | 1,3 | 1,4 | 1,9 | 2,4 |
| y | Type C | 2 | 2,6 | 3,2 | 3,7 | 4,3 | 5 | 6 | 7,5 | 8 |
| Type F | 1,6 | 2,1 | 2,5 | 2,8 | 3,2 | 3,6 | 3,6 | 4,2 | 4,2 | |
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