1. Standard/Code: ASME BPVC Section 8 Div.1 내용입니다. 2. 해당 항목: UG-116(e)."RT4"항항 요구 사항 3. Reference: VIII-1-07-10 4. 내용 & 질문: 1. A pressure vessel is constructed in accordance with ASME Section VIII, Division 1 with a shell made from ERW pipe welded to seamless dished heads. The head-to-shell circumferential seams are radiographed in accordance with UW-11(a). Is it required by UG-116(e) that the v..