Uyini umkhuba wokuthuthuka we-Stainless steel duplex?

Uyini umkhuba wokuthuthuka we-Stainless steel duplex? I-Stainless steel duplex iyinhlanganisela yokugcina yezinhlobo ezimbili zensimbi: Insimbi engenayo inendawo yokuncibilika ephakeme kune-tungsten noma insimbi inendawo ephakeme yokuncibilika kune-tungsten noma insimbi. I-duplex yensimbi engagcwalisi ivame ukusetshenziselwa ukwakhiwa kukagesi kanye ne-hybrid ingumkhuba wokuthuthuka kwensimbi engagqwali?A?