Description
Ductile Iron Ring/flange, also named as convoluted flange or bolt ring. it’s designed for HDPE pipe flange adapter
- Description: Ductile Iron Backup Ring
- Working Pressure: SDR7/ 276PIS.
- Brand: CQ
- Ductile Iron Backup Flange Utilization HDPE Pipe, Stainless Steel and Carbon Steel Stub Ends
- Ductile Iron Backup Flange Material Grade: Cast Ductile iron ASTM A536
- Ductile Iron Backup Flange Design Standard: ASME/ANSI B16.5, ASME/ANSI B16.47 Class 150, ASTM B16.1 CL125, AWWA C207 B/D/E.
- Ductile Iron Backup Flange Finish: Epoxy Powder Coating, Prime Paint, E-Coating, Galvanization, Hot dipped.
Backup ring 2″ SDR7 Dimensions
IPS Backup Ring Profile 1
IPS Backup Ring Profile 2
| 2″ SDR7, IPS Backup Flange | ||
| Inch | mm | |
| Outside Diameter (OD) | 6 | 152.4 |
| Thickness (T) | 0.75 | 19.05 |
| Inner Diameter (I.D.) | 2.46 | 62.48 |
| Holes (N) | 4 | 4 |
| Bolt Hold Size (B.D.) | 0.75 | 19.05 |
| Bolt Circle (B.C.) | 4.75 | 120.65 |
| Radius (R) | 0.31 | 7.87 |
| Unit Weight (Lbs/kgs) | 2.4 | 1.1 |
| Pressure Class (PC) | 335 | 335 |
| FM Rate (psi) | FM(200psi) | |
When you purchase our rings, pls take care our brand “CQ”
Ductile Iron Backup Rings Manufacture process
Ductile Iron Backup Ring Casting
CQ brand ductile iron backup ring
Heat Number in ductile iron backup ring
Epoxy Powder Coating for ductile iron backup ring
Ductile Iron Backup Ring Coating Thickness Inspection
Ductile Iron Backup Ring Appearance Inspection
Ductile Iron Backup Ring with HDPE Adaptor
Protective Packing for ductile iron backup ring
We also supply Stainless Steel Rings
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