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- Steel Coupling 1/4" BSP Weldable
- Coupling 1/2'' steel for welding
- Washer metal rubber M10
- Washer metal rubber 1/4''
- Coupling 1 1/4'' steel for welding
- Washer metal rubber M12
- Copper washer 11x16x1mm
- Coupling 1 1/2'' steel for welding
- Washer metal rubber M14
- Washer metal rubber 1/2''
- Coupling 1'' steel for welding
- Washer metal rubber M8
Browsing options
Shape
Size
Material
Connection Type 1
Connection Type 2
Angle union 1 1/4'' galvanized cast iron F-M
Angle union 1/2'' galvanized cast iron F-M
Angle union 1'' galvanized cast iron F-M
Angle union 1 1/2'' galvanized cast iron F-F
Angle union 1 1/2'' galvanized cast iron F-M
Angle union 1 1/4'' galvanized cast iron F-F
Angle union 1'' galvanized cast iron F-F
Angle union 1/2'' galvanized cast iron F-F
Angle union 2 1/2'' galvanized cast iron
Angle union 2 1/2'' galvanized cast iron F-F
Angle union 2'' galvanized cast iron F-F
Angle union 2'' galvanized cast iron F-M
Angle union 3'' galvanized cast iron F-F
Angle union 3'' galvanized cast iron F-M
Angle union 3/4'' galvanized cast iron F-F
Angle union 3/4'' galvanized cast iron F-M
Angle union 3/8'' galvanized cast iron F-F
Angle union 3/8'' galvanized cast iron F-M
Male Union 1/2" with Gasket
Nipple 1 1/4'' Union with Taper Seal
Nipple union 1 1/2'' sealing cone
Nipple union 1 1/4'' sealing cone
Nipple union 1 1/4'' with gasket
Nipple union 1'' sealing cone
Nipple union 1/2'' sealing cone
Cast Iron Unions
Cast Iron Unions are durable threaded pipe fittings designed to provide a secure, leak-tight, and easily detachable connection in piping systems. Their three-piece construction allows pipes, valves, and equipment to be connected or disconnected without rotating the pipeline, making installation, maintenance, and repairs quick and efficient. Manufactured from high-quality cast iron, these unions offer excellent mechanical strength, reliable sealing performance, and long service life. They are widely used in water supply, gas distribution, heating systems, compressed air installations, fire protection, irrigation, and general industrial piping where dependable threaded connections are required.
Customers may also search for these products using the following names: cast iron union, cast iron pipe union, threaded cast iron union, malleable iron union, black malleable iron union, pipe union, union fitting, union coupling, three-piece union, BSP cast iron union, NPT cast iron union, female threaded union, industrial union, pipe connector, threaded pipe connector, disconnect union, water pipe union, gas pipe union, cast iron threaded connector, pipe coupling, iron union fitting, and cast iron threaded fitting.
Cast Iron Unions are available in a wide range of thread standards and sizes, making them suitable for low- and medium-pressure applications. Their precision-machined threads ensure secure installation, dependable sealing, and reliable long-term performance in both maintenance projects and new industrial or commercial piping installations.
You can order these products from POLBERIS, where you will find a comprehensive selection of premium-quality cast iron unions, threaded pipe fittings, valves, and industrial piping components at competitive prices.