About us

Wenzhou Zhenghai Sealing Co Ltd is located in  YongXing Industrial Zone Longwan Wenzhou City where is near to International Airport.  The Company is specializing in manufactuturing metallic O-Ring gasket (oval gasket, octagon gasket and lens pad),and including  R, RX, BX range.Our Metallic Gasket mainly used for flat plate gate valve, the Christmas tree, pipe fittings, flange, pipeline gas field, wellhead equipment, petrochemical, oil production machinery parts and other machinery and equipment. We can provide about 30 kinds of material for choice, such as iron, carbon steel, SS304, ss321, SS316, ss347, Inconel 600, Monel 400, HastelloyC276, Inconel 625, Incoloy825 etc. Except Custom products , We ccould try to supply the products that you require only after we see the Technical Parameters . And the maximum lenght products could up to 2000mm .
At the same time, we also produce Spiral Wound gasket , wave tooth composite pad, and non-metallic gasket   (asbestos gasket, non-asbestos gasket, PTFE Envelope gasket and etc.).The company has passed The USA Petroleum Institute API 6A, API Q1, API IS09001:2008 international quality system  and TS Authentication .With introducing to CNC lathe, advanced German spectrometer, Brinell hardness tester, coating thickness gauge, laser marking machine series equipment, so we could provide excellent service and quality products . The company believes in "Quality iis the key to exist ,  fame is help to develop , and constant improvements is our goal ; and with honest and sincerity service we hope together with you for better future !

Wenzhou Zhenghai Sealing Co Ltd is located in  YongXing Industrial Zone Longwan Wenzhou City where is near to International Airport.  The Company is specializing in manufactuturing metallic O-Ring gasket (oval gasket, octagon gasket and lens pad),and including  R, RX, BX range.Our Metallic Gasket mainly used for flat plate gate valve, the Christmas tree, pipe fittings, flange, pipeline gas field, wellhead equipment, petrochemical, oil production machinery parts and other machinery and equipment. We can provide about 30 kinds of material for choice, such as iron, carbon steel, SS304, ss321, SS316, ss347, Inconel 600, Monel 400, HastelloyC276, Inconel 625, Incoloy825 etc. Except Custom products , We ccould try to supply the products that you require only after we see the Technical Parameters . And the maximum lenght products could up to 2000mm .
At the same time, we also produce Spiral Wound gasket , wave tooth composite pad, and non-metallic gasket   (asbestos gasket, non-asbestos gasket, PTFE Envelope gasket and etc.).The company has passed The USA Petroleum Institute API 6A, API Q1, API IS09001:2008 international quality system  and TS Authentication .With introducing to CNC lathe, advanced German spectrometer, Brinell hardness tester, coating thickness gauge, laser marking machine series equipment, so we could provide excellent service and quality products . The company believes in "Quality iis the key to exist ,  fame is help to develop , and constant improvements is our goal ; and with honest and sincerity service we hope together with you for better future !

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National toll free hotline:+86-577-86890707

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