ROMAC INDUSTRIES Alpha 4 inch x 4 inch Mechanical Joint x Mechanical Joint Ductile Iron Restrained Flanged Coupling

Description

Coupling, Sub Brand: Alpha™, Type: Restrained Flanged, Nominal Size A: 4 inch, Nominal Size B: 4 inch, Connection Type: Mechanical Joint x Mechanical Joint, Material: Ductile Iron, Finish: Romacoat Fusion Bonded Epoxy Body, Romabond Polyester End Rings, Pressure Rating: Up to 350 psi, Outer Diameter: 11.20 inch, Length: 8.15 inch, Dimensions: 10.25 inch H, Pipe OD Range: 4.50 to 4.90 inch, Gripper Material: Ductile Iron, Gasket Material: SBR, Applications: For Ductile Iron, Cast Iron (Class A, B, C & D), PVC IPS Size (SCH 40, SCH 80 and SDR 21), PVC C900 & C909, HDPE Pipes, Standards/Approvals: NSF Listed, ASTM A 536, ASTM D2000

Features

• Fast, simple, stab-fit installation
• For HDPE (SDR 9, 11, 13.5 & 17) no pipe stiffeners are required
• For HDPE with an SDR greater than 17, pipe stiffeners are needed

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