Torx screw A2
| Chemical designation | Torx-Schraube A2 |
|---|---|
| Etching | V2A-Beize @ 70 °C |
Austenitic stainless steel with deformation martensite in the heavily deformed head (310 HV0.3 compared to 150 HV0.3 in shaft center) and thread. Material overlappings in the groove of the thread.
Fe-Base
1.1221 | C60E +I Prior austenite grain boundaries
1.1274 | C100S +QW +T Prior austenite grain boundaries
1.1269 | C85S +QW +T Prior austenite grain boundaries
1.7076 | 32CrB4 +Q Prior austenite grain boundaries
1.1221 | C60E +QW +T Prior austenite grain boundaries
1.1191 | C45E +QW +T Prior austenite grain boundaries
1.7220 | 34CrMo4 +Q Prior austenite grain boundaries
1.7220 | 34CrMo4 +QT (12.9) Prior austenite grain boundaries
1.7076 | 32CrB4 +QT (12.9) Prior austenite grain boundaries
1.5511 | 35B2 +QT (9.8) Prior austenite grain boundaries