Swing Check Valve 745 Flo-Flex®

Product catalog summary

Overview
The document provides detailed information about the Flo-Flex® Model 745 Swing Check Valve, designed for industrial and municipal applications. These valves are known for their durability and are part of a broad line of rubber flexible disc swing checks.

Specifications
The Model 745 features a 45° seat with an epoxy-coated ductile iron body and a Buna-N coated steel disc. It is available in sizes ranging from 2” to 24” and is designed to meet ANSI/AWWA C508-01 standards. The valve can withstand a maximum temperature of 140°F (60°C) and a pressure of up to 250 PSI.

Variants

Model 745 PI: Includes a position indicator.
Model 745 BF: Equipped with a backflush device.
Model 745 BFPI: Combines both a position indicator and a backflush device.
Model 745 LS: Offers an adjustable limit switch for pump operation.

Features and Benefits

Fusion epoxy coating inside and outside.
Low head loss and long rubber disc life.
Easy in-line serviceability and can be installed in vertical or horizontal directions.
Precision molded valve disc with integral “o”-ring type sealing.
Optional features include a backflow device, disc position indicator, and proximity switch (Model 745PS).

Installation and Maintenance
The valves are designed for easy installation and maintenance, with options for factory or field installation of additional devices like the disc position indicator and backflow device.

Materials and Construction

Body and cover made of ductile iron (ASTM A536).
Disc made of Buna coated steel, with optional EPDM or Viton coating.
Gasket made of rubber, and cover bolts made of steel (SAE Grade 5).

Dimensions and Weight
The document provides a detailed table of dimensions and weights for various valve sizes, ranging from 2” to 24”.

Additional Models

Model 78: Cast iron body with epoxy coating, available in sizes 2½” to 14”.
Model 78A: Ductile iron angle body with epoxy coating, available in sizes 3” to 14”.
Model 90CS/92CS: Features an external lever and weight with a sealed end cushion closure system, available in sizes 2” to 30”.
Model 408: Cast iron body with epoxy coating and access port, available in sizes 3” to 14”.

Contact Information
Flomatic Corporation, 15 Pruyn’s Island Drive, Glens Falls, NY 12801-4421. Telephone: 1-(800)-833-2040, Direct Telephone: 1-(518)-761-9797, Fax: 1-(800)-314-3155, Direct Fax: 1-(518)-761-9798, Website: www.flomatic.com

Catalog excerpts

Click to see: Swing Check Valves in our Online Catalog FL^MATICvalves Swing Check Valve 745 Flo-Flex® Industrial and Municipal Applications ■ Model 745 ■ Model 745 BF ■ Model 745 PI ■ Model 745 BFPI ■ Model 745LS High Quality Valves Built to Last...

Open the catalog to page 1

Flo-Flex Model 745 Swing Check Valve Model 745 is a proven member of the growing Flo-Flex® family of our rubber disc swing check valves. Flo-Flex® provides the water and wastewater industry one of the broadest line of rubber flexible disc swing checks available on the market today. The flange to flange lay length is according to ANSI / AWWA C508-01. Size Range: 2” thru 24” sizing 745 745- 45° Seat Flo-Flex®, Swing Check Valve Epoxy coated Ductile Iron Body, 125/150# Flanged, ANSI/AWWA C508, Buna-N coated steel disc. Temp Max: 140°F (60C) Pressure Max: 250 PSI 745PI 745 WITH POSITION INDICATOR-...

Open the catalog to page 2

Model 745 LS The 745LS swing check valve provides an adjustable limit switch option for pump operation. Model 745 PI Optional disc position indicator Installed by the factory or in the field the disc position indicator provides a visual indication of the disc location during operation or shut down. The 745’s top cover is drilled and tapped for installation of the indicator. Features / Benefits Fusion epoxy coated inside/outside Model 745 BF Optional backflow device Flange to flange dimension according to AWWA C508-01 o The 45 angle valve seat Low head loss Long rubber disc life Easy in-line serviceability...

Open the catalog to page 3

*Optional EPDM or Viton Coated Steel Flo - Flex® Model 745 Size Inch Size Inch Model 78 FL3MATIC Model 78A Size range: 3" - 14" Ductile iron angle body with epoxy coating. Flanged connection ANSI 125. Reinforced rubber swing disc. In-line serviceable. Model 90CS/92CS Size range: 2"-30" Same construction as 90/92. Features external lever and weight and sealed end cushion closure system for adjustable rate of valve closure. Size range: 3" - 14" Cast iron body with epoxy coating and access port, flanged connection ANSI 125. NITRILE (Buna-N) covered metal ball. "Sinking Type". Flomatic Corporation...

Open the catalog to page 4

Swing Check Valve 745 Flo-Flex®

Swing Check Valve 745 Flo-Flex®

Catalog excerpts

All Flomatic catalogs and technical brochures