Dab tsi yog qhov kub dip galvanizing

Jul 20, 2020

Tso lus

Qhov loj tshaj plaws ntawm kub-dip galvanized av pob yog xeb tiv thaiv thiab kev tiv thaiv ib puag ncig, feem ntau tsis muaj kuab paug. Nws yuav tsis cuam tshuam rau hauv av. Nws yog txhawm rau txhawm rau cov hlau tsis muaj qab hau nyob rau hauv cov tshuaj molten ntawm thaj tsam li 500 ° C, kom cov zinc txheej txuas mus rau saum npoo ntawm cov hlau, kom ua tiav lub hom phiaj ntawm kev ua haujlwm

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