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Yuav Ua Li Cas Txhim Kho Cov Mechanical Khoom ntawm Grey Nrum Hlau Castings
Yuav ua li cas txhawm rau txhim kho cov cuab yeej ntawm lub zog ntawm cam khwb cia grey hlau? Grey cam khwb cia hlau yog hlau-carbon alloy nyob rau hauv uas seem seem yog grey. Los ntawm kev tswj ntawm qhov muaj pes tsawg leeg thiab cov txheej txheem ua kom muaj zog, cov pa roj carbon ntau tsuas yog tshwm hauv cov qauv ntawm flake graphite. Cov kuv…Nyeem ntxiv
