The process of hot-dip galvanized slot steel process: raw material test → pickling → cleaning → help zinc → drying → galvanizing → cooling → passivation → cleaning → finished product inspection → inspection packaging.

Hot-dip galvanized flat steel process process: finished product pickling-water washing-adding aid-dried-dried-hanging-cooling-medicinal-clean-polishing-hot-dip galvanized.

Hot -galvanized angle steel process process: Hot -dip galvanized angle steel process process: Corner steel pickling → water washing → immersion --propelled solvent → drying heat → hanging plating → cooling → cleaning → polishing → hot-dip galvanized.

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