1. Stainless hlau cov ntaub ntawv qhia Stainless hlau yog ib yam ntawm corrosion-resistant hlau cov ntaub ntawv, feem ntau yog tsim los ntawm hlau, chromium, npib tsib xee thiab lwm yam khoom, nrog zoo mechanical zog, toughness, plasticity thiab corrosion kuj.Cov yam ntxwv ntawm chromium oxide...
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