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          ????? 美國焊接學會(AWS)宣布了它的標準AWSD18.3/D18.3M:2005:一種美國國家標準:對于應用于衛生方面的罐、容器和其他裝置進行焊接的技術要求。該技術要求包括了對碳鋼、不銹鋼和鎳合金薄板、中板、棒的焊接要求,以及對加工制作的其他形式和新的罐、容器以及衛生用途方面其他裝置的結構的要求。當管道或管子作為一個聯接管或其他開口使用時,與罐、容器或衛生設備上的其他零件的焊接也都包括在此技術要求中。這個技術要求還包含了運輸衛生系統產品以及清洗或消毒液的用的管道和管子的焊接.? 注來源? 不銹鋼在線

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