Composite non-destructive rating for pressure vessels: scores UT sensitivity, MT indication grade and hydrostatic test pressure multiple.
焊縫超聲檢測、磁粉檢測、水壓試驗三項檢測工具,依據GB/T 11345、GB/T 15822、GB/T 13927等標準判定合格與否。適用於焊接件的無損檢測與耐壓驗收。