1.45 --- High-Quality Structural carbon steel, Medium Carbon quenched, thiab tempered steel Main nta: Nyob rau hauv lub conveyor idler systems feem ntau siv nruab nrab carbon quenched thiab tempered steel, muaj zoo txhua yam khoom, tsis tshua muaj hardenability, thiab yog yooj yim. .
Nyeem ntxiv