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Schmitz / Database / Fe-Base / 1.1231 | C67S+I

Back (Fe-Base)

1.1231 | C67S+I - 04
1.1231 | C67S+I - 01
1.1231 | C67S+I - 02
1.1231 | C67S+I - 03
1.1231 | C67S+I - 04

1.1231 | C67S+I

Numeric designation1.1231
Chemical designationC67S
StateI (isothermally hardened)
Etching3 % Nital

The microstructure images show a spring steel that has been isothermally quenched and tempered. The hardness is 540 HV1. There is lower bainite, which is quite coarsely needled.

Fe-Base

  • 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
  • 1.5507 | 23MnB3 +Q Prior austenite grain boundaries
  • 1.5507 | 23MnB3 +QT (10.9) Prior austenite grain boundaries
  • 1.5507 | 23MnB3 +QT (8.8) Prior austenite grain boundaries
  • 1.5507 | 23MnB3 +QT (11.9) Prior austenite grain boundaries

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