Common Surface Treatments Rau Bolts
Kab lus no qhia txog plaub qhov kev kho mob saum npoo rau bolts: txheej, kub-dip galvanizing, electroplating, thiab Dacro. Cov txheej txheem no tuaj yeem txhim kho qhov kev tiv thaiv corrosion thiab cov tsos ntawm bolts. Txheej thiab electroplating tuaj yeem ua rau saum npoo ntawm lub ntsia liaj qhov rooj smoother thiab zoo nkauj dua, tab sis lawv tsis ruaj khov thiab yooj yim khawb; Kub-dip galvanizing thiab Dacro tuaj yeem txhim khu kev tiv thaiv corrosion, tab sis qhov saum npoo tsis zoo nkauj txaus. Tam sim no muaj hexavalent chromium-dawb mis rau Dacro, uas yog ntau tus phooj ywg environmentally. Kab lus no luv luv qhia txog qhov zoo thiab qhov tsis zoo ntawm txhua txoj kev kho mob, nrog rau lawv qhov tseem ceeb.