Li-tubes tsa tšepe tse se nang seam bakeng sa li-boilers tsa khatello e tlase le e mahareng (GB3087-2018) ke lithapo tsa tšepe tsa boleng bo holimo tse kolobisitsoeng le tse huleloang ka serame, tse sebelisetsoang ho etsa liphaephe tsa mouoane tse futhumetseng haholo, lipeipi tsa metsi a belang bakeng sa meaho e fapaneng ea liboilers tse tlase le tse mahareng tse nang le khatello e phahameng ea mocheso, liphaephe tse kholo tsa mosi, liphaephe tse nyane tsa mosi le lipeipi tsa litene tsa arch bakeng sa li-boilers tsa motlakase.

Lipheletsong tsa phala ea tšepe li lokela ho ba perpendicular ho axis ea phala ea tšepe, 'me li-burrs li lokela ho tlosoa.GB3087phala e tloaelehileng ea tšepe hangata e entsoe ka 10, 20 e chesang e kolobisitsoeng kapa e batang e kolobisitsoeng ka tšepe ea boleng bo holimo, hangata e hlokahala.khatello ea metsie, crimping, flaring, ho batalatsale liteko tse ling ho netefatsa boleng ba sehlahisoa le ts'ebetso.