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長距離パイプライン建設

2016-06-03View Original

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長距離パイプラインの建設過程において、溝の下で溶接するか、溝の上で溶接するかが問題となる。溝上で溶接する場合、どのくらいの長さの配管を溶接した後に溝に入り、溝に入った後の溶接部はどのように溶接するのか
Reply #22016-06-03
装置があれば溝の中で溶接が可能で、溶接しながら溝を掘るか、非破壊検査や防食処理が終わった後に溝を掘る。一般的に大径パイプは溝の中で溶接される

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