熱交換器の溶接部表面が検査された
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固定管板式熱交換器、第1種容器において、ケーシング側の筒体と管板の溶接部には表面検査を行う必要がありますか？それとも、どんな場合にやる必要があるの？
GB150.4-2011の10.4条、336ページに詳細な規定があります。TSG 21-2016の3.2.10.2.2.4、24ページにも要求が記載されています
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