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Ductile Iron Backing Rings - IPS

Skip Navigation LinksHome > Products > Ductile Iron Backup Rings > Convoluted Backup Rings - 24" to 66"

BUP-SDR Convoluted Deltaflex® Backup Ring 24" to 66"

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SPECIFICATIONS
Material Designation:
Ductile Iron, ASTM A536, 65/45/12

Meets Requirements:
Class 150, mates with ANSI B16.5, B16.47, and AWWA C207

Notes:
Also available in epoxy and galvanized

Ongoing engineering design efforts may affect the technical information listed in our publications.

Please click "Download Submittal" above to view product information and dimensions.

<FM> APPROVED OPTIONS - DI
SIZE SDR RATING
2'' 7 FM (200psi)
3'' 7 FM (200psi)
4'' 7 FM (200psi)
6'' 7 FM (200psi)
8'' 7 FM (200psi)
10'' 7 FM (200psi)
12'' 7 FM (200psi)
14'' 7 FM (200psi)
16'' 7 FM (200psi)
18'' 7 FM (200psi)
20'' 7 FM (200psi)
22'' 7 FM (200psi)
24'' 7 FM (200psi)
26'' 7 FM (200psi)
2'' 11 FM (160psi)
3'' 11 FM (160psi)
4'' 11 FM (160psi)
6'' 11 FM (160psi)
8'' 11 FM (160psi)
10'' 11 FM (160psi)
12'' 11 FM (160psi)
14'' 11 FM (160psi)
16'' 11 FM (160psi)
18'' 11 FM (160psi)
20'' 11 FM (160psi)
22'' 11 FM (160psi)
24'' 11 FM (160psi)
26'' 11 FM (160psi)
28'' 11 FM (160psi)
30'' 11 FM (160psi)
32'' 11 FM (160psi)
34'' 11 FM (160psi)
36'' 11 FM (160psi)

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