问答详情-Why inert gas use for welding?

问答详情-Why inert gas use for welding?

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Why inert gas use for welding?

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Why inert gas use for welding?

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0861788249

0861788249 2017-03-01 09:51:55

Inert gases are use for welding is because in the welding process, the heat will actually hasten up the process of oxidation(rusting) happening on metals. Oxidation process(rusting) requires oxygen, thus, by using inert gas, it will purge the surrounding of oxygen preventing the oxidation process from happening.
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0086279936

0086279936 2016-12-26 11:35:28

Because inert gas such as helium gas do not decompose at high temperature and it can not be easy to act with metal, it is kind of protective gas
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