Duplex steel S31803 tubes ke e 'ngoe ea li-alloys tse tsebahalang haholo le tse sebelisoang haholo lefatšeng. Li tsebahala ka matla a tsona a phahameng, ho tšoarella nako e telele le ho hanyetsa kutu. Duplex steel S31803 ke duplex steelless steel e nang le 25% chromium le 7% nickel. E na le tekanyo e phahameng ea matla ho boima ba 'mele le thepa e ntle ea ho hanyetsa kutu ha e bapisoa le litšepe tse sa hloekang tsa austenitic tse kang 304L le 316L. Duplex Steel S31803 Tube e na le khanyetso e ntle ea likoti ka lebaka la khabone e tlase, e thusang ho thibela kutu ea likoti.

Li-tubes li fumaneha ka mefuta e 'meli, e se nang seamless le e cheselitsoeng. Li-tubes tse se nang seam li etsoa ntle le ho cheselletsa, ha li-tubes tse cheselitsoeng li na le weld ho latela bolelele ba tšupu. Mefuta ena ka bobeli e na le melemo ho latela litlhoko tsa kopo ea hau, leha ho le joalo li-tubes tse se nang moeli li sebelisoa haholo ka lebaka la matla a tsona a phahameng ho ea boima ba 'mele le bokhoni ba ho mamella mocheso o phahameng ho feta li-welded tubes.