High Temperature and High Pressure Power Station Gate Valve

We are offering the class z961y high temperature and high pressure power station gate valve is apply to power plant gate valve is suitable for the class1500lb~ 3500 lb, working temperature 570 degree centigrade under various working conditions such as petroleum, chemical industry, power plant piping cut off or connect medium. Applicable medium: water, oil, heat conduction oil, steam, etc. Disc and seat sealing surface using department too vertical - stellite cobalt-based hard alloy surfacing and become, wear-resisting, higmain technical parameters:h temperature resistance, good corrosion resistance, abrasion resistance.
The major part materials:
body :wcb, wc6,wc9
disc :wcb, wc6,wc9
bonnet:25,12cr1mo1va
stem: 1cr17ni2 ,20cr1mo1va
seat: 25, 12cr1mo1va
sealing ring : s mild steel (reinforced flexible graphite), s mild steel, f mild steel
stuffing :reinforced flexible graphite ,
yoke:wcb,wcbwc6
stem nut :45(zcuzn25a16fe3mn3)
four open loop:1cr13,20cr1mova