Flat washers without chamfer
BN 729
DIN 9021
(Standard withdrawn)
~ISO 7093
~UNI 6593
~ČSN 021726
| Material |
Material
Steel
|
| Surface |
Surface
zinc plated blue
|
| Hardness |
Hardness
140/100 HV
|
All features
M2,3: not included in DIN 9021
Standard
DIN 9021 (Standard withdrawn)
~ISO 7093
~UNI 6593
~ČSN 021726
Additional information
Hardness class: 140 HV for ≤ M16 (Product grade A)
Hardness class: 100 HV for > M16 (Product grade C)
Hardness class: 100 HV for > M16 (Product grade C)
Features
| Material |
Material
Steel
|
| Surface |
Surface
zinc plated blue
|
| Hardness |
Hardness
140/100 HV
|