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Vacuum box weld leak tester


Outer Dimensions:                  L 935 x W 265 x H 190 mm

Pressure rating:                       20 inch Hg

Weld test length:                     750 mm

View the product video of vacuum weld test below:

We can deliver the product up to your nearest transport office

Available on backorder


Bubble leak testing, or vacuum box testing, is a necessary part of a tank investigation process as suggested by API and other worldwide guidelines to lay out the state of a tank base plate weld or shell to base plate weld.

The design comprises a 750 mm weld inspection length, rugged SS316 body, calibrated vacuum gauge and vacuum regulator, LED light to ensure required brightness along the test weld.


  • Integrated LED light to maintain correct light brightness
  • Higher visibility length 750 mm to improve productivity
  • Factory Calibrated vacuum gauge and In-line vacuum regulator (NABL calibration on request)
  • Increased efficiency
  • Compact and portable Electric vacuum pump (optional)
  • High & low vacuum variants
  • Tank bottom and shell to bottom weld inspection models

Additional information

Weight 25 kg
Dimensions 93.5 × 26.5 × 19 cm


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