Serrated lock washers type V, for countersunk head screws
BN 30718
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規範
DIN 6798 V (Standard withdrawn)
~UNI 8842 V
產品資訊
| Material |
Material
Spring steel
|
| Surface |
Surface
zinc plated blue
|
| Hardness |
Hardness
350-425 HV
|
Warnings
ISO 4042
Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!
Further notice to residual risks can be found on our web page: Notes on use