Rigips screw
Numeric designation | Rigips-Schraube |
---|---|
Chemical designation | Rigips-Schraube |
State | Rolled thread |
Etching | 3 % Nital |
The rolled screw was lightly carburized in a continuous furnace. The quenched and tempered microstructure in the core has a hardness of 370 HV0.1, the edge zone reaches 600 HV0.1.