IPS Back Up Ring
Back-up Ring, also named Convoluted Flanges for IPS adapter. Material: ductile iron A536 60-45-12 or CF8M. DR7 with pressure 275psi. Surface for ductile iron ring: Red prime paint/Epoxy Coating/E-coating/Hot dippted galvanized.
IPS Backup Flanges
Backing flange Type: SE (Stub End) and AFR (Angle face ring) Material: ductile iron A536 60-45-12 or carton steel Surface: Red prime paint/Epoxy Coating/E-coating/Hot dippted galvanized. Flange Size: 1/2″-36″.
Ductile Iron Backup Ring
Back-up Ring, also named Convoluted Flanges for adapter. Material: ductile iron A536 60-45-12 or CF8M. Suite for IPS adapter. Surface: Red prime paint/Epoxy Coating/E-coating/Hot dippted galvanized.