Double offset stem and disc design. Reduced seat wear , lower torque , extended service life. Blowout-proof stem. Zero leakage , self-adjusting , isolated from line media.
Fig.2620
High-performance
ASME CLASS 150,300,600
DN50-DN1200
Body:1.5倍Pressure Rating
Seal:1.1 Pressure Rating
-40℃ -250℃Soft Seat
-50℃ -600℃Metal Seat
Ductile Iron,Cast Steel,Stainless Steel,Duplex Stainless Steel
Stainless Steel
Bronze
Soft,Metal,Alloy
Ductile Iron,Stainless Steel,ENP,STL
