Cov khoom tau raug sim rau nws qhov kev tiv thaiv tawg thiab kev tiv thaiv kev sib txhuam. Tom qab quenching thiab tempering, tus pin dhau los ntawm qhov nruab nrab zaus induction hardening, xyuas kom meej tias lub hauv paus muaj zog txaus thiab kev tiv thaiv kev hnav ntawm qhov chaw sab nraud.
