Roof construction screw
Roof construction screw concrete HEX-drive
SCR-HEX-FLG-CONC-WS8-(DPS)-7,5X100
Art.-no. 0217175100
EAN 4038898980315
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For use with conventional drivers
- Tested in accordance with DIN 50018 — 15 cycles Kesternich
- Tested according to DIN 50021 salt spray mist test
An impact screwdriver should be used for a screw-in depth of > 50 mm.
Warranty lodged with the ZVDH (Roofing Trade Association).
Attachment hardware length= roof structure + minimum screw-in depth
- Minimum screw-in depth in concrete: ≥ 30 mm
- Bore
: 6 mm
1. Roof-waterproofing sheeting
2. Insulation material
3. Load-bearing structures (concrete)
| Screw-in depth | mm | Recommended tensile load with 5 times increased safety |
| Without rotary percussion | 30 | 0.56 kN |
| Without rotary percussion | 40 | 1.42 kN |
| Without rotary percussion | 50 | 1.55 kN |
| With rotary percussion | 30 | 0.53 kN |
| With rotary percussion | 40 | 1.23 kN |
| With rotary percussion | 50 | 1.49 kN |
Datasheets(X)
CAD data (available after login)
Concrete
 | |
Nominal diameter (d1) | 7.5 mm |
Length (l1) | 100 mm |
Head diameter (d2) | 10 mm |
Head height (k1) | 4.35 mm |
Head type | Hexagon head with collar |
Thread type | Self-tapping screw thread |
Thread length (tapping screw thread) (l2) | 67 mm |
Material | Steel |
Surface | Flake zinc silver |
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