... CF8, CF3, CF8M,CF3M etc Resilient seated Butterfly valve 1) Product range1.Rating: PN 1.0-1. ... Ductile iron, CF8, CF3, CF8M,CF3M etc 2)Design feature: 1 Seal: PTFE, NRB rubber soft seal2 ... ) Application:Water or Seawater industry, etc.This valve is widely used in various industries for flow stop ... and regulation. The valve is small in volume, light in weight and ...