作者: O Mizushima Works Nakatsuki , Tadao B Koseinenkin-Jutaku Komatsu , Tadashi Nakajima , Katsuaki C , O Mizushima Works Matsumoto
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摘要: BLOWHOLE-PIT PREVENTING AGENT AND ARC-WELDING METHOD USING THE SAME Abstract of the Disclosure In lap joint welding galvanized sheets, occurrence blowhole and pit is prevented by applying a blowhole-pit preventing agent comprising phosphorus compound as an effective ingredient prior to arc-welding.