A custom green and yellow branded Phillips CAT 335F tracked excavator fitted with a Midwestern Manufacturing excavator winch attachment suspends a red skip bucket with a yellow hook on a paved lot surrounded by mature summer trees — showcasing custom excavator winch attachment fabrication and integration for heavy material handling and construction applications across Tulsa and the Midwest.

Serving The Industry For 70+ Years

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Engineered for Reliable Hydrostatic Testing

Engineer-driven design. Built in the USA. Proven in the field.

Engineer-driven design. Built in the USA.
Proven in the field.

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Submit your request and Midwestern Manufacturing will contact you shortly.

By submitting you are agreeing to our 
Privacy Policy

Why Choose Midwestern Manufacturing

  • Serving the industry for 70+ years
  • Built in the USA by experienced fabrication specialists
  • Hydrostatic Testing Units engineered for reliable, controlled pressure testing
  • Proven solutions for pipeline, utility, and field operations
Midwestern Manufacturing industry association and membership logos displayed in two rows, including the Associated Pipeline Contractors Association (APCA), Pipe Line Contractors Association of Canada, Energy Equipment and Infrastructure Alliance (EEIA), International Pipe Line and Offshore Contractors Association (IPLOCA), Interstate Natural Gas Association of America (INGAA), Distribution Contractors Association (DCA), and NACE International — representing Midwestern Manufacturing's professional affiliations and commitment to industry standards in pipeline, utility, and heavy construction serving Tulsa and the Midwest.

Industry Recognized & Trusted

Accurate field testing depends on equipment that delivers consistent pressure and supports safe, compliant pipeline operations. Crews rely on hydrostatic test pumps to verify weld integrity, confirm pressure stability, and validate system performance on new or repaired lines.

From compact units to full hydrostatic testing systems, each configuration is engineered for dependable output in demanding environments.

Pressure testing requires precision and reliability. Purpose-built hydrostatic testing systems provide controlled pressurization that general pumps can’t consistently deliver.

Key benefits include:

• Accurate, repeatable pressure control

• Equipment designed for pipeline compliance testing

• Reliable performance in remote or harsh conditions

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Our testing solutions are designed to integrate easily with existing fleets and workflows.

Available options include:

• Compact and high-pressure hydrostatic test pumps

• Trailer-mounted testing systems

• Hydrostatic test skids for field operations

• Pipeline pressure testing equipment

These systems support commissioning, maintenance, and integrity testing across varied jobsite conditions.

From confined spaces to rugged right-of-way locations, hydrostatic testing equipment must perform reliably without interruption. Each system is engineered for durability, safe operation, and consistent pressure delivery.

Why Choose Midwestern Manufacturing

  • Serving the industry for 70+ years
  • Built in the USA by experienced fabrication specialists
  • Hydrostatic Testing Units engineered for reliable, controlled pressure testing
  • Proven solutions for pipeline, utility, and field operations
Midwestern Manufacturing industry association and membership logos displayed in two rows, including the Associated Pipeline Contractors Association (APCA), Pipe Line Contractors Association of Canada, Energy Equipment and Infrastructure Alliance (EEIA), International Pipe Line and Offshore Contractors Association (IPLOCA), Interstate Natural Gas Association of America (INGAA), Distribution Contractors Association (DCA), and NACE International — representing Midwestern Manufacturing's professional affiliations and commitment to industry standards in pipeline, utility, and heavy construction serving Tulsa and the Midwest.

Industry Recognized & Trusted

Accurate field testing depends on equipment that delivers consistent pressure and supports safe, compliant pipeline operations. Crews rely on hydrostatic test pumps to verify weld integrity, confirm pressure stability, and validate system performance on new or repaired lines.

From compact units to full hydrostatic testing systems, each configuration is engineered for dependable output in demanding environments.

Pressure testing requires precision and reliability. Purpose-built hydrostatic testing systems provide controlled pressurization that general pumps can’t consistently deliver.

Key benefits include:

• Accurate, repeatable pressure control

• Equipment designed for pipeline compliance testing

• Reliable performance in remote or harsh conditions

Our testing solutions are designed to integrate easily with existing fleets and workflows.

Available options include:

• Compact and high-pressure hydrostatic test pumps

• Trailer-mounted testing systems

• Hydrostatic test skids for field operations

• Pipeline pressure testing equipment

These systems support commissioning, maintenance, and integrity testing across varied jobsite conditions.

From confined spaces to rugged right-of-way locations, hydrostatic testing equipment must perform reliably without interruption. Each system is engineered for durability, safe operation, and consistent pressure delivery.

Hydrostatic Testing Units engineered for reliable pressure testing.

Hydrostatic Testing Units engineered for reliable pressure testing.​

Midwestern Manufacturing’s hydrostatic testing units are designed and manufactured to deliver consistent, controlled pressure testing for demanding industrial and pipeline applications, with a focus on reliability, accuracy, and long-term performance.

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