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一、前言我厂是水电部定点生产线路金具、玛铁件的专业工厂,已有二十多年生产历史,主要生产各类线路金具(达几十个品种),其材料以普通碳素钢和可锻铸铁为主,年产量在400吨左右。热镀锌是线路金具产品的主要工序之一,而热镀锌层质量又是产品质量的关键项次,直接影响着产品的使用寿命和安全。按电力金具国家标准GB2317-85和电力金具质量分等标
First, the foreword Our factory is the Ministry of Mines sentinel production line fittings, Malleable pieces of professional factory, has more than 20 years of production history, mainly the production of various types of line fittings (up to dozens of varieties), the material to ordinary carbon steel And malleable iron-based, annual output of 400 tons. Hot-dip galvanizing is one of the main processes of the line fittings, and the quality of the hot-dip galvanized coating is the key item of the product quality, which directly affects the service life and safety of the product. According to the national standard power fittings GB2317-85 and the quality of electrical fittings standard