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E-7018

E-7018

E-7018

E-7018

1

Porosity is often found when using low-hydrogen electrodes such as E-7018, and it may be difficult to establish why this occurs .

孔隙度是经常发现在使用低氢焊条例如 E-7018 ，它可能会难以确定为什么发生这种情况。

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