Kev Tiv Thaiv Kev Tiv Thaiv Thaum lub hau ntswj raug cov dej noo thiab oxygen, nws yuav raug oxidation, yog li corroding. Yuav ua li cas raws nraim zinc tiv thaiv screws los ntawm corrosion? Zoo, zinc tseem tuaj yeem corrode, tab sis nws corrodes ntawm tus nqi qeeb qeeb dua li lwm cov hlau thiab alloys.
Puas zinc screws OK rau sab nraud?
Coated steel fasteners
Koj yuav pom cov zinc txheej tuab tshaj plaws ntawm cov ntsia hlau kub-dipped, tab sis koj yuav muaj sij hawm nyuaj nrhiav kub-dipped galvanized screws. … Peb tsis pom zoo electro-galvanized screws (tseem hu ua clear-zinc coated) rau kev siv sab nrauv. Lawv yuav corrode sai sai nyob rau hauv kev sib cuag nrog lub ntsiab.
Yuav ua li cas cov screws yog xeb pov thawj?
Thaum nws los txog rau xeb-resistant fasteners, stainless hlau screwsyog qhov kev xaiv zoo tshaj plaws. Stainless hlau screws muaj qee yam khoom uas tso cai rau lawv tiv taus cov ntsiab lus sab nraum zoov kom muaj txiaj ntsig zoo dua. Raws li qhov tshwm sim ntawm lawv cov qauv tsim xeb-resistant, stainless hlau fasteners pom siv nyob rau hauv ntau qhov chaw sab nraum zoov.
Qhov tsis zoo ntawm kev siv zinc screws yog dab tsi?
Zinc tsuas muaj ob peb qhov tsis zoo. Lub plating ib leeg yuav tsis muaj kev tiv thaiv corrosion txaus hauv qhov chaw ntub dej lossis cov av noo siab. Zinc tseem yog tshuaj lom neeg raug rau cov kua qaub thiab alkalis. Thaum kawg, muaj kev sib tw ntawm hydrogen embrittlement.
Yuav ua li cas zinc sheet hlau screws xeb?
Puas yog zinc coated screws xeb pov thawj? Tsis yog lawv tsuas yog xeb xwbresistant. Cov zinc plating thaum kawg yuav tawg thiab oxidize rau xeb. Galvanized coated screws yuav muaj lub neej ntev dua vim tias cov plating yog tuab dua tab sis raug coated, lawv kuj yuav kawg xeb.
