Flat washers without chamfer, large series, for screws up to property class 8.8
BN 20735
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規範
ISO 7093-1
~DIN 9021
~UNI 6593
~ČSN 021726
產品資訊
Material |
Material
Steel
|
Surface |
Surface
zinc flake coated GEOMET® 500 A
|
Hardness |
Hardness
200 HV
|