PVC & CPVC Stainless Steel Backing Ring Flanges
This line of MARZOLF™ Two-Piece stainless steel PVC backing ring flanges and Stainless steel CPVC backing ring flanges are designed to reinforce PVC and CPVC Van Stone flanges. These split flanges disperse bolt torque to facilitate higher bolt torques and ultimately increase the pressure capability of plastic flanges.
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| Item # | Legacy Part Number | Size | Inside Diameter (I.D.) | Outside Diameter (O.D.) | Thickness (T) | Bolt Circle (B.C.) | Number of Holes | Holes Diameter (H.D.) | Weight Each |
|---|---|---|---|---|---|---|---|---|---|
| 01T316-3/8-2.00-SB | 3572-3/8-2.00-SB | 1″ | 2.00″ | 4-1/4″ | 3/8″ | 3-1/8″ | 4 | 5/8″ | lb |
| 0150T316-3/8-2.68-SB | 3592-3/8-2.68-SB | 1-1/2″ | 2.68″ | 5″ | 3/8″ | 3-7/8″ | 4 | 5/8″ | lb |
| 02T316-3/8-3.13-SB | 2682-3/8-3.13-SB | 2″ | 3.13″ | 6″ | 3/8″ | 4-3/4″ | 4 | 3/4″ | lb |
| 03T316-3/8-4.60-SB | 1722-3/8-4.60-SB | 3″ | 4.60″ | 7-1/2″ | 3/8″ | 6″ | 4 | 3/4″ | lb |
| 04T316-3/8-6.00-SB | 1492-3/8-6.00-SB | 4″ | 6.00″ | 9″ | 3/8″ | 7-1/2″ | 8 | 3/4″ | lb |
| 06T316-3/8-7.88-SB | 1262-3/8-7.88-SB | 6″ | 7.88″ | 11″ | 3/8″ | 9-1/2″ | 8 | 7/8″ | lb |
| 08T316-3/8-9.48-SB | 1442-3/8-9.48-SB | 8″ | 9.48″ | 13-1/2″ | 3/8″ | 11-3/4″ | 8 | 7/8″ | lb |
| 10T316-3/8-12.00-SB | 1502-3/8-12.00-SB | 10″ | 12.00″ | 16″ | 3/8″ | 14-1/4″ | 12 | 1″ | lb |
| 12T316-3/8-14.00-SB | 1522-3/8-14.00-SB | 12″ | 14.00″ | 19″ | 3/8″ | 17″ | 12 | 1″ | lb |