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

1508/1508R Cast Coupling

ROBAR1508/1508R

PRODUCT OVERVIEW

1508/1508R
Couplings

ROBAR 1508  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.

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

1508/1508R Cast Coupling

ROBAR 1508  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.

ROBAR 1508R Straight and Transition couplings are used to make a non-restrained connection between two pipes of the different nominal sizes. Used in areas where corrosion is a factor.

 

MATERIAL SPECIFICATIONS:

Center Sleeve: Cast Ductile Iron
End Rings: Cast Ductile Iron
Gaskets: Nitrile (NBR) Rubber (Other compounds available)
Fasteners: 1508 – 5/8” HSLA Steel with Heavy Hex Nuts
Torque: 70-80 ft. lbs.
Coating: Corrosion Protective Epoxy coating

Working pressures: 2″ through 12″ – 300 PSI

14″ through 24″ – 150 PSI

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