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|Product Name:||DIN912 Socket Head Cap Screw||Material:||Medium Carbon Steel|
|Surface:||Zinc Plate||Product Grade:||A|
M4X20 8.8 ISO 4762 socket head cap screw DIN 912 Product grades A Zinc plate
This International Standard specifies the characteristics of hexagon socket head cap screws with threads from Ml,6 up to and including M64 and product grade A.
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|Mechanical and physical peroperties of bolts,screws and studs|
|Mechanical and physical peroperties||Property class|
|d≦16 mm||d﹥16 mm|
|Minimum tensile strength (N/mm2)||min||800||830||1040||1220|
|Vickers hardness (HV)||min||250||255||320||385|
|Brinell hardness (HB)||min||238||242||304||366|
|Rockwell hardness (HRC)||min||22||23||32||39|