backup Ring

Also named ductile iron convoluted flange or back up ring. IPS bolt ring is designed for HDPE flange adapters. Mateiral: […]

Back-up Ring, also named Convoluted Flanges for IPS adapter. Material: ductile iron A536 60-45-12 or CF8M. DR7 with pressure 275psi.

Backing flange Type: SE (Stub End) and AFR (Angle face ring) Material: ductile iron A536 60-45-12 or carton steel Surface: