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Rigid Coupling
Grooved pipe couplings and fittings are used to join and pipes in both wet and dry system. They provided some flexibility in terms of movement and deflection to the piping system.
Construction
Parts | Material |
Coupling | Ductile Iron ASTM A536 Grade 65-45-12 |
Gasket Ring | EPDM, Nitrile Rubber (NBR), Silicon Rubber |
Bolt and Nut | 40 Cr or 35# Carbon Steel, GR 8.8 Galvanized, Stainless Steel. |
Description
Range from DN25(1”) up to DN600(24”).
Epoxy paint 200 microns min: RAL 3000.
Finish: Paint red, paint orange, epoxy red coating, galvanized, dacromet coating, or any requirements.
Rigid grooved couplings: These do not allow movement and can be used wherever immobility in the pipe joint is needed, similar to a flanged or welded joint.
Standards
Design: ISO6182, AWWA C606, GB 5135.11
Grooved: ASME B36.10, ASTM A53-A53M, ISO 4200.
Pressure Rating: 175-500Psi
Available
Rigid Coupling
Suitabilities
Water Fire Fighting Oil& Gas
