1. Ua ntej siv cov kuab tshuaj los ntxuav cov hlau kom tshem tawm cov organic teeb meem ntawm qhov chaw.
2. Tom qab ntawd siv cov cuab yeej tshem tawm xeb (xov hlau txhuam) tshem tawm cov nplais xoob lossis tilted, xeb, vuam slag, thiab lwm yam.
3. Siv pickling.
Galvanizing yog muab faib ua kub plating thiab txias plating. Kub plating tsis yooj yim rau xeb, thaum txias plating yog yooj yim rau xeb.
Yuav ua li cas tshem tawm xeb los ntawm galvanized steel kav?
Oct 18, 2023
Tso lus

