Backup IPS Rings for HDPE Adapter
Material: ductile iron ASTM A536 or stainless steel CF8M
Epoxy powder coating surface for DI Flange.
Backup ring also named as convert backup flange, made from China foundry.
Designed per standard of ASME/ANSI B16.5, B16.47 ser. A CL150, B16.1
CL125, AWWA C207 B/D/E.
2. Material optional: Ductile Iron or Stainless Steel A351 CF8M(SS316).
3. ALL size available for ductile iron; stainless steel rings from 2″ to 18″. Others query pls.
4. Surface optional for Ductile Iron Rings: Red prime paint/Epoxy Coating/E-coating/ Galvanization.
Surface for Stainless steel Rings: Pickling and Passivation.
5. Marking: IPS, SIZE, CQ, Material, Pressure (SDR7/SDR11),Brand per buyers requirement, Heat No.
6. Suite for IPS flange adapter connection.
7. Working pressure rating is for free-floating ring on HDPE flange adapters.
Ductile Iron Backup Ring