Washer for high-strength screw connections (12.9/12) WN 7090, 380 HV steel with silver zinc-flake coating
WN 7090 steel 380 HV zinc flake silver
WSH-WN7090-380HV-(ZFSH)-8
Art.-no. 464140808
EAN 4069214333423
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- The hardness range of 380-450 HV corresponds to the versions of DIN EN ISO 898-3 for combination with screws from strength class 12.9
- High level of corrosion protection due to the zinc-flake coating
Datasheets(X)
Suitable for screw thread | M8 |
Internal diameter (d1) | 8.4 mm |
Outer diameter (d2) | 16 mm |
Thickness (h1) | 1.6 mm |
Material | Steel |
Vickers hardness, HV | 380 HV |
Surface | Flake zinc silver |
RoHS-compliant | Yes |
Corrosion protection period | 480 h |
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