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热镀锌的知识 

Release time：

2020-09-24 10:29

source：

      热镀锌是由较古老的热镀方法发展而来的，自从1836年法国把热镀锌应用于工业以来，已经有一百四十年的历史了。

然而，热镀锌工业是近三十年来伴随冷轧带钢的飞速发展而得到了大规模发展。

    热镀锌板的生产工序主要包括：原板准备→镀前处理→热浸镀→镀后处理→成品检验等。按照习惯往往根据镀前处理

方法的不同把热镀锌工艺分为线外退火和线内退火两大类。

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