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

Arpol Instal Non-Restrained Coupling

ROBARArpol

PRODUCT OVERVIEW

Arpol
Couplings

ARPOL Instal Couplings are stainless steel couplings for connection of steel, ductile iron, PVC, HDPE and FRP pipes. Suitable for water, sewer, gas, and hydrocarbons. Available in 3.5″ width to 12″ width.

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

Arpol Instal Non-Restrained Coupling

ARPOL Instal Couplings are stainless steel couplings for connection of steel, ductile iron, PVC, HDPE and FRP pipes. Suitable for water, sewer, gas, and hydrocarbons. Available in 3.5″ width to 12″ width.

MATERIAL SPECIFICATIONS:

Casing: Stainless Steel (T-304 and T-316 available)

Locking bolts and Bars: Stainless Steel (T-304 and T-316 available)

Gaskets: EPDM (ethylene-propylene) Rubber (Other compounds available)

Inner Rings and Band:  Stainless Steel (T-304 and T-316 available)

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