ER70S-6气保焊丝或ER50S

ER70S-6气保焊丝或ER50S

首页维修大全综合更新时间:2023-05-10 06:30:14

ER70S-6气保焊丝或ER50S

两种是同一种焊丝,ER50-6是依据国家标准GB来看的型号,ER70S-6是依据美国标准AWS来看的型号,两者完全等同。

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