Product features
●The valve body has quality forging and ater melts processing firmly. This can guarantee that does not have the inside and outs ide cracks.
●The valve seat built-up welding cobalt base hard alloy, this can enhance the high temperature degree of hardness and anti-medilum eroding ability enormously.
●The unique design mouth metal gasket is manufactured by special craft quenching treatment. This can guarantee the good seat in the high temperature and high pressure.
●The compact fine flexible graphite padding, has guaranteed the valve has not outside
leaks in the high temperature high pressure.
Produkt - Details
Product details
●Stem nut: to open and close the valve together with the stem, help the stem to move up and down directly together with the bearing.
●Forged support: large density and high strength.
●Stem: treated with preservatives after fine grinding.
●Seat: Sellite hard alloy seat, good wear resistance,anti-erosion resistance and good sealing performance with the ball petal.
●Co-Cr-W steel ball Petal: high temperature hardness,good wear resistance and anti-erosion resistance.