There are many situations that require couplings with additional restraining power. Hymax restraint products combine the patented technology of the HYMAX coupling with a unique restraint system, joining pipe ends while preventing any possible movement.
HYMAX GRIP CATHODIC is a HYMAX GRIP restraint coupling with cathodic protection.
Designed using Hymax's innovation and patented technology, our restraining solutions work with all metal and plastic pipes and are suitable for a wide variety of applications.
Hymax Grip Cathodic Coupling Features
889-56-04111-16; 4.0" EPDM Coupling Restraint
Hymax Grip Restraint Coupling with Cathodic Protection
Joins and Restrains a Wide Range of Piping Types and Diameters
Unique Radial Gripping System Prevents Pipe Motion
Universal Gripping Teeth Fit Metal Pipes
Ready to use, Stab-Fit Design
Substantially Reduces Inventory
Allows 4° Dynamic Deflection Per End, Reducing Future Damage
Durable Ductile Iron Body
Patented Hydraulically-Assisted Gasket with 2-Stage Sealing
Specifications
Hymax Grip Cathodic Coupling Specifications
Meets or Exceeds Standards AWWA C-219, NSF 61, NSF 372
SIZE: 4.0" Nominal Diameter Pipe Size
PIPE O.D. RANGE: 4.40 - 5.10
WORKING PRESSURE: 232 PSI
RATED PRESSURE: 350 PSI
TORQUE: 90 FT-LBS
MATERIALS:
END RINGS: Cast Steel ASTM A216 WCB
CENTER RING: Ductile Cast Iron Casting ASTM A536 Grade 65-45-12
GASKETS: EPDM and NBR Available, Both are Compounded for Water and Sewage. Meets International Standards for Contact with Drinking Water
GRIP CHAIN: Gripping Teeth: Size 1.5"-3.0" AISI 440 C
BRIDGE: AISI 304 Stainless Steel
SPHERICAL SPACERS: AISI 304 Stainless Steel
COATING: 100% Fusion Bonded Epoxy for Enhanced Corrosion Protection. Nominal Thickness 14 MIL.
NUTS,BOLTS AND WASHERS: AISI 304 Stainless Steel. Rolled Thread and Anti-Galling Coating
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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