Spannscheiben für Schraubenverbindungen
BN 20187
Standard
DIN 6796
~UNI 8836
Features
| 材質 |
材質
彈簧鋼
|
| 表面處理 |
表面處理
機械鍍鋅
|
| Hardness |
Hardness
420-490 HV
|
BN 1374 - DIN 6796
Conical spring washers for fastening joints - Spring steel - phosphated
BN 30721 - DIN 6796
Conical spring washers for fastening joints - Spring steel - mechanical zinc plated yellow
BN 65363 - DIN 6796
Conical spring washers for fastening joints - Spring steel - Zinc flake coated ISO 10683/flZnL/nc/480h/C (µ=0.12-0.18)