Hours of Operation: Monday - Friday, 8 a.m. - 5 p.m.


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Industrial Pressure Testing with Accurate Results

We offer strain gauge testing for our clients as well.

Industrial Pressure Testing Services

We are the perfect source for companies that have work that involves the flow of certain liquids through cylinders, pipes, and more. If those pathways are defective, the fluid could leak and cost you in many ways. Prevent problems like this with our industrial pressure testing services from Houston, Texas.

Temperature and Pressure Testing from Houston, TXPressure and Temperature Testing of Oilfield Valve

Trybar (formerly the pressure testing arm of Maxbar, Inc.) specializes in proof pressure and other pressure related tests that can run from vacuum to 200,000 psi. Our services range from basic proof testing to more elaborate tests that involve pressure and other factors such as temperature, external loading, strain recording, and insulation resistance.

We offer pressure cycling testing, and combined pressure/external load testing, and pressure/temperature cycling for API 6A and API 17D PSL qualification testing, for example.  

We are always adding equipment for external pressure testing, and the following is currently available:

  • Compressed air to 6,000 psi
  • Compressed inert gas to 30,000 psi
  • Liquid pumps to 200,000 psi
  • Pressure vessels for external pressure testing (internal dimensions):
  • 4¾" diameter x 74" long, 30,000 psi, can be heated to 350οF
  • 10" diameter x 25" long, 25,000 psi, ambient temperature
  • Environmental chambers:
Width Height Depth Temperature Range (F)
14½" 8½" 10" -70 to +525
20" 11" 13½" -70 to +525
22½" 48" 24½" -70 to +257
  • Furnace for hot testing only, 36" diameter x 43" deep, ambient to 2,000οF

Please contact us today at (832) 271-4239 to learn more.

Call for a custom pressure testing quote.
(832) 271-4239


Thank you for your interest. For questions or comments, use the information below. We look forward to hearing from you soon.

(832) 271-4239

Hours of Operation
Monday - Friday, 8 a.m. - 5 p.m.


Service Area

11319 Tanner Road, Houston, TX 77041

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