Low Pressure Diaphragm Valves

The low-pressure diaphragm valve is commonly used for applications thar require, much like in the name, low pressure but extremely precise flow and shutoff operations. Common applications include the specialty gas industry. Laboratory research as well as calibration gas and process lines where contamination and fugitive emissions matter. They are also suitable for use with butane, propane, and fuel gas. All valves sold by Evergreen Midwest comply with all applicable CGA and DOT standards.

Evergreen Midwest proudly stocks the entire Sherwood product line, including the stainless steel and brass bodied versions of these valves. These valves are manufactured with multiple CGA inlets and outlets, for maximum application and usage. If you are unsure or need help determining which valve is right for your specialized application(s), shop Evergreen here or contact us here for help you with matching body material, seat material or outlet connections for your project.

Specifications and key features that make these valves unique:

  • High density forged brass body
  • Spring-loaded Type CG-7
  • Safe for use with liquefied gas cylinders (water capacities <254 lbs.)
  • Positive shut-off due to nylon seat insert and controlled stem
  • Inlet and outlet connections comply with CGA V-1 specifications
  • Assembly torque: Bonnet 60 ft-lbs.

Low Pressure Diaphragm Valve Data Sheet

Evergreen Top-Selling Diaphragm Valves

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