Groove End Butterfly Valve

Size Inches: 2"-6"
Nominal Pressure (PSI): 200
Seal testing pressure (PSI): 220
Shell testing pressure (PSI): 300
Working temperature: -10 to 80 degree Celsius
Suitable Medium: oil、gas、water、sewage.

construction features:
Disc O-ring butterfly valve in one-piece body replaceable O-ring on disc;
Choice of O-ring elastomers for different operating temperature and environments;
Cast iron nickel plated body standard;
Aluminium bronze or nickel plated ductile iron disc options;
Large diameter stem on all size provides superior strength;
Maximum disc diameter for each valve size, that has a greater free-flow area than the others;
Open and close detent latching handle and padlock capabilities standard;