Lub Rooj Sib Tw
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Hoobkas ncaj qha GB Standard Round Bar yog tus nqi tsim nyog
GB Txheem Round Baryog ib hom khoom siv hlau uas muaj zog thiab tiv taus corrosion. Feem ntau siv rau hauv kev tsim kho, tshuab, nkoj thiab lwm yam lag luam. Hauv kev lag luam kev tsim kho, cov pas nrig hlau tuaj yeem siv los txhawb cov qauv pob zeb xws li ntaiv, Choj, pem teb, thiab lwm yam. Cov pas nrig hlau kuj tseem siv tau los ua cov khoom siv kho tshuab, xws li cov kabmob, iav, bolts, thiab lwm yam. Tsis tas li ntawd, cov pas nrig hlau kuj tseem siv tau rau hauv kev tsim kho hauv paus, kev tsim kho qhov av, kev tsim kho dej thiab lwm yam.