Hongqi Instrument, established in 1993, is one of the leading manufacturers and suppliers of industrial stainless steel diaphragm body flange for pressure gauge in China. Providing you with low price and good service, we welcome you to wholesale the famous brands' gauge made in China at cheap price from our factory.

Industrial Stainless Steel Diaphragm Body Flange for Pressure Gauge

Seal Structures of Stainless Steel Diaphragm Body Flange

Tongue and Groove Face (TG) Gasket fully confined inside the groove. Excellent anti-extrusion performance for toxic, corrosive or flammable media with superior tightness, higher cost.

Ring Type Joint (RTJ) Metal ring gasket applied. Suitable for high pressure and high temperature working conditions in petroleum and chemical industries.

Additional note: Apart from flange joint sealing, there are two sealing types between diaphragm sheet and flange body: welded seal (integral welding, zero leakage, mainstream option) and clamp compression seal (sanitary type for food & pharmacy, easy disassembly and cleaning).

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