Chitoliro chakuthupi: zikuphatikizapo: (Zinthu ziyenera kukhala zofanana, zogwirana komanso zimatha kutumiza ultrasound) Chitsulo cha carbon, chitsulo chosapanga dzimbiri, chitsulo chosapanga dzimbiri, chitsulo cha Ductile, Copper, PVC, Aluminiyamu, Asibesitosi, Fiberglass, Ena Liner zakuthupi: Palibe liner, Tar Epoxy, Rubber, Tondo, Polypropylene, Polystryol, Polysty ...
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