平墊圈 無導角
BN 21209
DIN 9021
(Standard withdrawn)
~ISO 7093
~UNI 6593
~ČSN 021726
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            hot dip galvanized
 | 
| Hardness | 
            Hardness
            140/100 HV
 | 
All features
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                        DIN 9021 (Standard withdrawn)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)
Features
| Material | 
            Material
            Steel
 | 
| Surface | 
            Surface
            hot dip galvanized
 | 
| Hardness | 
            Hardness
            140/100 HV
 |