GALVANIZING STEEL STRIP OF PARTIAL OR ONE SIDE BY PRETREATMENT EOF WITH SILICONE RESIN

摘要

A method of continuous galvanizing a steel strip partially or one side, which comprises applying silicone resin to a part or of one side of the steel strip which is to be left non-plated in a subsequent continuous molten zinc coating, baking the silicon resin coated steel strip at a temperature ranging from 300 to 800.degree.C in an oxidizing atmosphere, and subjecting the steel strip to heat treatment in a reducing atmosphere and introducing the heat treated steel strip to a zinc coating bath.