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Flanges
Industrial Pipe Flanges for Secure Piping Connections
JJ Supply supplies a wide range of industrial pipe flanges used to connect piping systems, valves, and equipment in high-pressure and high-temperature environments. Flanges allow piping systems to be assembled, maintained, and modified while providing strong, leak-resistant connections.
Our flange inventory supports industrial piping systems across manufacturing, waterworks, mechanical construction, and energy infrastructure.
Common flange types include:
- Weld neck flanges
- Slip-on flanges
- Blind flanges
- Socket weld flanges
- Threaded flanges
- Lap joint flanges
Available in multiple materials and pressure classes, our flanges support both new installations and maintenance projects requiring reliable system connections. Specialty alloys are also available.

Flanges
- Sizes 1/2″ through 48″
- 150# through 2500#
- Reducing Flanges and Orifice Flanges
- Galvanized Flanges
- A/SA105 & A/SA105N
- SA182 304/L & 316/L
- Import, Approved and Domestic
