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The design of the Uni-Flange Adapter from HMA Flow & Industrial is really quite simple. It combines the best features of three different products into one fitting.
The flange is manufactured from ductile iron in accordance with ASTM A536. The standard gasket supplied with the Uni-flange Adapter Flange is the SBR (Buna-S), suitable for water and wastewater, and most moderate chemicals. The temperature range is 54°C to 70°C. Other gaskets available include EPDM, CR, NBR. The set screw is manufactured from steel (AISI 4137), zinc plated, or stainless steel (AISI 410 or AISI 431). The coating is Resicoat R4-ES fusion-bonded epoxy.