Both copper foil and brass plate have the phenomenon of dezincification, the copper foil had more serious corrosion than brass plate than in the acid environment.
铜箔和黄铜板都有脱锌腐蚀的现象发生，铜箔在酸性气体中的腐蚀程度比黄铜板要严重的多。
DN5 series mesh welders are applicable to the welding of ordinary steel plate, corrosion resistant plate, thin aluminum sheet and sheet copper.
系列点焊机适用于普通钢板，不锈钢板、薄铝板，薄铜皮的点焊。
DN5 series mesh welders are applicable to the welding of ordinary steel plate, corrosion resistant plate, thin aluminum sheet and sheet copper.
系列点焊机适用于普通钢板，不锈钢板、薄铝板，薄铜皮的点焊。
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