Hy-Lok Ultra High Purity Diaphragm Valves

Solutions You Can Depend On

Since 1977 Hy-Lok Canada has become a leading manufacturer of top fluid system components, including valves, fittings, and more. With a dedication to creating high quality products and providing exceptional service to our customers worldwide, Hy-Lok makes it easy to source the parts you need to keep your systems safe and efficient. From high purity valves to custom tube fittings and more, we are your first for cost-effective solutions. Learn more about our products, including our line of diaphragm valves, below.

Hy-Lok DV Series Diaphragm Valves

Hy-Lok proudly manufactures a large line of ultrahigh purity diaphragm valves suitable for use in the biotech, pharmaceutical, and semiconductor industries. Crafted from single and double melt 316L stainless steel features of our valves include:


  • 316L Stainless Steel
  • Minimum Dead Space
  • Maximum flow capacity
  • Electro polishing processing


  • Elgiloy material
  • Excellent corrosion resistance
  • Electro polishing processing
  • Long life cycle

Design and Engineering

  • Low and high pressures models available
  • ZCR, Tube Butt Weld, and Hy-Lok Tube End connections
  • Manual Handle or Pneumatic Actuator
  • 100% Helium Leak Tested

Access to Parts When it Matters Most

At Hy-Lok Canada we understand just how important reliable access to in demand products is for our customers. That’s why we ensure each of our locations stock a robust inventory of standard components year-round. Hy-Lok’s extended network of additional supplier makes sourcing custom orders fast and hassle-free. Our manufacturing team is capable of crafting components to your unique specifications to ensure that you have the perfect fit for every application.

The Hy-Lok Promise

Hy-Lok Canada takes our commitment to quality and seriously. All of our products are thoroughly stress and leak tested prior shipping, and are backed by our reliable warranty. Hy-Lok remains dedicated to providing exceptional customer service to our clients, and to creating leading solutions that pave the way with innovative design and performance.

Learn more about our products by viewing our products, or by contacting our team now.