Fittings: ATU

Union Ball Joint

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TECVAL Data sheet ATU

Data sheet

Union Ball Joint is used to connect two threaded pipes. Its design allows an easy mounting resulting in a union without twisting and completely hermetic.


  • Wide range of sizes and connections.
  • Suitable for pipes of different materials.
  • Anti-leakage guarantee.
  • Threaded NPT ends according to ANSI B1.20.1.
  • Threaded BSP ends according to DIN ISO 228-1.
  • Max. working pressure according to ASME B31.1.

Technical data

Dimensions From 1/8" to 1"

AISI-316L (1.4404)

Duplex (1.4462)

SuperDuplex (1.4410 / 1.4501)

Special alloys (For detailed information consult attached data sheet)

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