Txoj siv ruby yog nyob rau hauv hub hom qhov chaw, feem ntau kuj loj loj, thiab cov txheej txheem tsim yog feem ntau raws li casting thiab forging. Feem ntau, qhov loj dua yog tsim los ntawm txoj kev casting, thiab cov khoom siv feem ntau yog cam khwb cia hlau (kev ua tau zoo casting), thiab cam khwb cia hlau tsis tshua siv (steel tsis zoo casting); Feem ntau me me tuaj yeem tsim los ua forging, thiab cov khoom siv yog hlau. Pulleys feem ntau yog siv rau kev sib kis mus ntev ntawm lub zog, xws li lub tshuab hluav taws xob me me, cov tsheb ua liaj ua teb, tsheb laij teb, tsheb, mining machinery, machining khoom, textile machinery, ntim machinery, lathes, forging machinery, fais fab kis ntawm qee qhov me me horsepower. maus taus, fais fab kis ntawm cov tshuab ua liaj ua teb, cua compressors, reducers, reducers, generators, paj rwb gins, thiab lwm yam.
