Cov laj thawj rau nruj me ntsis tswj cov dej txias txias rau galvanized steel kav

Nyob rau hauv cov txheej txheem dej txias rau galvanized steel kav dej, nws tau stipulated Qhov no yog kom txo cov qhov sib txawv ntawm qhov sib txawv ntawm cov kav hlau galvanized tom qab cua txias rau ntawm lub txaj txias thiab dej txias. Cov kauj ruam no yog qhov tseem ceeb heev los tiv thaiv kev sib txawv shrinkage vim cov coefficients ntawm linear nthuav ntawm zinc thiab hlau. Los ntawm kev ua li ntawd, kev tawg ntawm txheej galvanized tuaj yeem zam, raws li cov kab nrib pleb tuaj yeem cuam tshuam qhov zoo ntawm cov khoom zoo thiab txo nws cov kev tiv thaiv corrosion.