Liphaephe tsa rona tsa tšepe tse se nang moroko li tsamaellana le maemo a mangata a fapaneng, joalo ka ASME B16.9, ISO,API,EN,DIN BS,JIS, le GB, joalo-joalo. 'me li sebelisoa haholo liindastering tse ngata, tse kang peterole, tlhahiso ea matla, khase ea tlhaho, lijo, meriana, lik'hemik'hale, kaho ea likepe, ho etsa pampiri, le metallurgy, joalo-joalo.