quench hardening वाक्य

उदाहरण वाक्य

1. The project members shared the recognition on the importance of annealing, quench hardening, and normalizing process of the screw blades, and so was done.
2. In the first quench hardening process, kept at 850 �C ( or 1, 560 �F ) for 1.5 hours, and is cooled in oil.