Tlhaloso ea mefuta ea flaee e etsoa ka litekanyetso tsa ASME B16.5. Kahoo likeleli li arotsoe joalo ka; Weld molala, slip-on, sokong a ka tlase, lesholu le kopaneng, le foufetseng le foufetseng. Ho bonolo ho lemoha mahala ho bonolo ho lemoha. Bulge ea cylindrical e nang le radius e khomaretse e hokahane le karolo e ka sehloohong e sekoti.