ASME B16.9 ke maemo a amoheloang a indastering ea liphuputso, liplangse le li-val masseme tse sebelisoang lipeileng. Litlhaloso tsa likhakanyo tsena tse tloaelehileng tsa sekoaelo, mamello, lisebelisoa le matšoao bakeng sa mefuta e fapaneng ea lihlahisoa. Sehlahisoa se le seng se sebelisitsoeng hangata ke sethepe, le a234 wpb lore steel elbop ke khetho e tummeng.