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serving diverse industries operating in demanding environments

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Service-Driven Solutions for Critical Industrial Operations
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Diaphragm Seals

Haygor Instrument & Company designs and manufactures advanced diaphragm seal solutions for a wide range of industrial measurement applications. Our diaphragm seals are engineered to protect pressure instruments in demanding environments where corrosive media, extreme temperatures, high viscosity, or sanitary requirements make direct process contact unsuitable.

Every Haygor diaphragm seal is manufactured using high-quality materials and precision machining to ensure long service life, measurement stability, and dependable performance. Our seals are designed to integrate seamlessly with pressure transmitters, gauges, and instrumentation systems used across industries such as oil and gas, chemical processing, power generation, pulp and paper, water and wastewater, and other critical process environments.

Because no two applications are identical, Haygor works closely with customers to identify the most effective diaphragm seal configuration for their process conditions. Our engineering team provides expert guidance in selecting the appropriate materials, seal styles, capillary systems, and fill fluids to ensure accurate and reliable pressure measurement.

Haygor offers a comprehensive range of diaphragm seal designs capable of addressing complex measurement challenges. Each product undergoes rigorous testing and quality assurance to ensure consistent performance in demanding industrial conditions. This commitment to quality allows operators and engineers to rely on Haygor solutions for stable, accurate measurement and long-term equipment reliability.

Whether your application requires diaphragm seals for pressure measurement, differential pressure monitoring, level measurement, or process isolation, Haygor delivers precision-engineered solutions designed to perform in the most challenging environments. Explore Haygor’s full range of diaphragm seal solutions and discover how our engineering expertise can improve the accuracy, reliability, and performance of your instrumentation systems.

  • Threaded Seal
  • All Welded Threaded Mini Seal
  • Threaded Flush Diaphragm Seal
  • Flanged Off-Line Seal
  • Flush Flanged Seal
  • Flanged Pancake Seal 
  • In-Line Saddle Seal 
  • Sanitary Seal 
  • Chemical Tee / Wedge Seal 
  • Pulp and Paper Seal 
  • Submersible Seal 
  • Button Diaphragm Seal 
  • Annular Flow-Thru Seal (90 mm Body Length) 
  • Calibration / Flushing Ring 
  • Bleed Ring 
  • Flow Thru In-line Seal 
  • Haygor Cooling Tower System 
  • Attachment & Fill
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