May 08, 2025
Standard for Washer |
Hardness |
Material |
Head Marking |
Low carbon steel |
/ |
||
Low carbon steel |
/ |
||
zinc plated 38-45HRC, HDG 26-45HRC |
45#+heattreatment |
|
|
DIN125A |
CLASS 140HV,140min HV;CL200HV,200-300HV;300HV,300-400HV. |
Low carbon steel |
|
DIN125B |
Low carbon steel |
||
DIN127A |
C70 /65Mn |
October 26, 2016
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ASTM A563