Blue waterworks valves and large stainless steel pipework in a treatment facility

ROBAR INDUSTRIES

WATER & WASTEWATER

Waterworks manufacturing since 1958.
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COUPLINGS

1507 & 1507R Cast Coupling with Anodes

ROBAR1507

PRODUCT OVERVIEW

1507
Couplings

ROBAR 1507 Straight and Transition Couplings are used to make a non-restrained connection between two pipes of the same nominal size but with same or different ODs. Used in areas where corrosion is a factor, the 1507 body and fasteners are Epoxy coated. Zinc anodes are supplied with this coupling.

DRAWINGS & MEASUREMENTS

The original specification, right here.

Check pipe sizes, working ranges and drawing dimensions on the manufacturer's sheet. Dimensions vary by size and configuration.

PRODUCT RESOURCES

Details you can work with.

Official ROBAR documents · PDF

SPECIFICATIONS & APPLICATION

1507 & 1507R Cast Coupling with Anodes

ROBAR 1507 Straight and Transition Couplings are used to make a non-restrained connection between two pipes of the same nominal size but with same or different ODs. Used in areas where corrosion is a factor, the 1507 body and fasteners are Epoxy coated. Zinc anodes are supplied with this coupling.

ROBAR 1507R Reducing Couplings are used to make a connection between two pipes of different nominal sizes.

MATERIAL SPECIFICATIONS:

Center Sleeve: Cast Ductile Iron
End Rings: Cast Ductile Iron
Gaskets: Nitrile (NBR) Rubber (Other compounds available)
Fasteners: 5/8” NC HSLA Steel, Epoxy coated bolts
Torque: 70-80 ft. lbs.
Coating: Corrosion Protective Epoxy coating
Anodes: Zinc 300 grams minimum

Working pressures: 2″ through 12″ – 300 PSI

14″ through 24″ – 150 PSI

 

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IN THE FIELD

Connections at work.

AI illustration of a green cast coupling joining two aligned water pipes in gravel bedding.
Connecting a water main