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잔류 응력 측정 Residual Stress Measurement
비파괴 및 준비파괴 잔류응력 측정
수행내용
유한요소해석 검증용 시편 제작
- 이종금속용접 모형제작
- 용접 중 입열량 계산을 위한 데이터 수집(전압, 전류, 온도)
- 열처리(HT)
잔류응력측정
- 천공법
- 압입법(indentation)
- X-ray 회절
기타
- 용접부 경도/조직분석
참고규격
ASTM E837
ASTM E1426
Specification (WPS)
수행실적
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