Ecrous hexagonaux à embase crantée
BN 30312
~DIN 6923
(Standard withdrawn)
~ISO 4161
Werkstoff |
Werkstoff
Steel
|
Property class |
Property class
8
|
Surface |
Surface
zinc plated blue
|
Toutes les caractéristiques
Standard
~DIN 6923 (Standard withdrawn)
~ISO 4161
Caractéristiques
Werkstoff |
Werkstoff
Steel
|
Property class |
Property class
8
|
Surface |
Surface
zinc plated blue
|
Functional principle
1. Tightening: teeth penetrate the surface
2. Loosening: teeth shear off material
3. Surface condition after loosening