VAN CỔNG TY NỔI LẮP CÙM

    Groove End;
    Stem Material: 2CR13 Stainless Steel;
    Bonnet Material: Ductile Iron,QT450;
    Body Material: Ductile Iron,QT450;
    Seal Material: Ductile Iron,QT450,COVERD BY NBR;
    Surface Finishing : Epoxy Red or Blue.