{{01. Txo cov kev xav tau rau cov txheej txheej
Weathering states hlau daim hlau tuaj yeem txiav thiab muag rau cov khoom lag luam, tab sis kuj tuaj yeem txo cov nqi kho kom zoo, tab sis kuj tuaj yeem txo cov nqi kho thiab sijhawm, thiab txhim kho kev ua haujlwm thiab lub sijhawm Cov ntaub ntawv .
2.} txuas txoj kev pabcuam lub neej
Weathering steel hlau tau zoo heev corrosion thiab tuaj yeem tswj hwm cov phiaj xwm hlau tau txuas ntxiv rau ib puag ncig ua haujlwm ntev ntev rau ib puag ncig hnyav tau ntev ntev .
