Dear Metallurgist Master and Enthusiast...
Herewith attached microstructure of 0.45%C after Heat Treatment process. According to the submitters, the process step were:
- Steel Bar
- Hot Forging
- Carburizing
- Tempering
- Case Hardening
- Tempering
We have notice Pearlite and Ferrite...
Dear eng-tips material engineering master,
I would want to ask about inclusion in bearing steel. For two months we conduct investigation regarding material defect on bearing steel. From SEM/EDAX data, we believed that the "foreign material" was grinding stone, which contain Aluminum, Silicone...