The Sandwich Diaphragm Seal is designed to ensure reliable pressure measurement by isolating the pressure instrument from process media. This type of seal is ideal for handling corrosive, viscous, or high-temperature fluids where direct sensor contact is not feasible.

1/2” to 4” (or as specified)
Up to 2500#
-45°C to 400°C (depending on fill fluid)
SS316, SS316L, Hastelloy, Titanium, Monel (as applicable)
Flushing Ring, Capillary Tubing, Cooling Tower, Gasket & Studs
Silicone Oil, Glycerine, Halocarbon, Fluorolube, Food Grade Oil
Hydrostatic Pressure Testing
Helium Leak Testing (if required)
ISO 9001:2015 Certified
PED Certified (on request)
Material Test Certificates (MTCs) provided
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