Kev sib koom ua ke yog ib qho tseem ceeb ntawm kev sib txuas rau cov cuab yeej siv kev tsim kho (xws li cov tsheb thauj khoom, cov tsheb thauj khoom, thiab cov tsheb thauj khoom mining), lub luag haujlwm rau kev xa cov dynamic rog ntawm lub tsheb thiab cov khoom siv ua haujlwm. Ua los ntawm cov hlau alloy, nws tau txais kev kho tag nrho quenching thiab tempering, nrog siab - kev kho ntau zaus ntawm kev sib txuas ntawm qhov xaus, ua tiav qhov hardness ntawm 50-65 HRC.
Cim npe nrov: Tuam Tshoj articulation lub cev manufacturers, lwm tus neeg, Hoobkas
