Forged Body - Ref. 311R / 310R / 312R
Bellow Valve
DN8 to DN50, Class 800 Lbs
BSP/NPT threaded, SW/BW welded ends
Maximum pressure 140 bar
Construction in Carbon steel or st.steel
Metal or Stellite seat
Bellow in stainless steel
Bolted Bonnet
Operation by Handwheel