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

Fabricated Steel Coupling

ROBARFabricated

PRODUCT OVERVIEW

Fabricated
Couplings

ROBAR Fabricated Couplings are used to make a non-restrained connection between two pipes of the same nominal size but with same or different ODs.

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

Fabricated Steel Coupling

ROBAR Fabricated Couplings are used to make a non-restrained connection between two pipes of the same nominal size but with same or different ODs.

 

MATERIAL SPECIFICATIONS:

Center Sleeve: Carbon Steel
End Rings: Carbon Steel
Gaskets: Nitrile (Buna N) and SBR (Buna S) Rubber (Other compounds available)

Fasteners:  1906 – 5/8” NC T304 Stainless Steel  – Nuts coated with anti-galling compound

1908 – 5/8″NC Mild Steel
Torque: 70-80 ft-lbs.
Coating: 1906/1908 – Corrosion Protective Epoxy coating

Contact Robar for pressure ratings.

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