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Double Check Valve Backflow Preventer

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Total 1696 products for double check valve backflow preventer Manufacture & Suppliers

One Way Pilot Operated Check Valve Hydraulic Steel Anti Leakage

... where flow control, pressure regulation, and prevention of reverse flow are required. They are commonly found in various applications, including hydraulic power units, industrial machinery, mobile equipment...

Changsha Kaienli Hydraulic Technology Co., Ltd.
Hunan,China

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Dual Cartridge Piloted Check Valves Hydraulic Flange Type Check Valve

... flange type hydraulic lock valve , 50L flow G1/2 pilot operated check valve Single cartridge pilot-operated check valves are used in hydraulic systems where flow control, pressure regulation, and prevention...

Changsha Kaienli Hydraulic Technology Co., Ltd.
Hunan,China

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Ductile Cast Iron Swing Type Check Valve Safety Operation Interference Resistance

... springs added to each of pair valve plates, which close the plates quickly and automatically, that can prevent the medium from flowing back.The check valve can be installed on both horizontal and vertical d...

Suzhou Ephood Automation Equipment Co., Ltd.
Jiangsu,China

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Soft Seal Ductile Iron Non Slam Check Valve DI With Temperature Up To 80℃

... of Flange, and is made with Ductile Iron, providing superior durability. This check valve guarantees PN10 and PN16 pressures with its FBE coated design, ensuring excellent corrosion resistance. Additionally...

Suzhou Alpine Flow Control Co., Ltd
Jiangsu,China

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API 6A Standard Swing Lift Type Check Valve Anti Corrosion 3 1/8" 5000psi

...Check Valve Anti Corrosion 3 1/8" 5000psi Product Overview The API 6A swing lift type check valve is designed to provide one-way flow control and prevent reverse flow in high-pressure oil and gas application...

Hebei E-valves Petroleum Equipment Co., Ltd.
Hebei,China

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DIN3202 Double Plate Cast Iron Check Valve Wafer PN16 Ss304 ISO9001 2008

...Double Plate Cast Iron Check Valve Wafer PN16 Ss304 ISO9001 2008 Product Description DIN3202 dual plate cast iron check valve PN16 Dual plate check valve is mainly composed of valve body, valve plate, valve ...

SHANGHAI HAIJI IMPORT&EXPORT CO.,LTD
Shanghai,China

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Rubber Duckbill Check Valve Corrosion Resistant With Stainless Steel Clamps Ends

Rubber Duckbill Valve Stainless Steel Clamps Ends in Sweage and Water System PRODUCT INTRODUCTION 1. Description Duckbill Valves have low headloss and achieve the tightest possible seal for backflow operations,...

Zhejiang TongJiang Holdings Company
Zhejiang,China

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Stainless Steel PN16 Dual Check Valve Duplex Sea Water Double Discs Types

...Check Valve Sea Water Stainless Steel Double Discs Types Dimensional drawing DN L D D2 D3 D1 50 60 108 51 56 125 65 67 128 65 73 145 80 73 142 80 88 160 100 73 162 102 108 180 Specifications Design According...

Wenzhou Xidelong Valve Co. LTD
Zhejiang,China

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Stainless Steel Sanitary Check Valves One Way Flow Direction For Water Pipelines

... different to many other types of valves,for check valves work automatically and most are not controlled by a person or any external control. Accordingly, most do not have any valve handle or stem. Thus ther...

Nyhau Fluid Equipment Co.,Ltd
Jiangsu,China

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Wafer Type Check Valve Ductile Iron Body＆Disc

...Check Valve 1. PRODUCT PROFILE Wafer type dual plate check valve is one type of non-return valve with two torsion springs added to each of pair valve plates, which close the plates quickly and automatically,...

Anhui Prosper Flow Technology Co., Ltd
Anhui,China

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316L Welded Sanitary Check Valves Hygienic Grade 3A BPE DN25-DN100

... by union. NYHAU is able to supply the union type check valve from DN25 to DN100 in stainless steel T316L or T304 of DIN and SMS standard. Sanitary check valve also known as one-way valve, its role is to pre...

Nyhau Fluid Equipment Co.,Ltd
Jiangsu,China

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Wafer Type Double Disc Swing Check Valve NPS2'-36' Class 900-2500

... of class 1500-class 2500 check valves are usually of pressurized seal. Body-to-bonnet Joint Stainless steel flexible graphite wounded gasket is used for class 150 and class 300 check valve;Stainless steel f...

Kata Valve (Group) Co., Ltd.
Shanghai,China

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Lug Type Double Disc Swing Check Valve NPS2'-36' Class 900-2500

... of class 1500-class 2500 check valves are usually of pressurized seal. Body-to-bonnet Joint Stainless steel flexible graphite wounded gasket is used for class 150 and class 300 check valve;Stainless steel f...

Kata Valve (Group) Co., Ltd.
Shanghai,China

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Flange Stainless Steel DN150 Check Valve OEM 2500LB Pressure

...Check Valve OEM 2500LB Pressure Flanged Check Valves Introduction Flange check valve is a valve that automatically opens and closes the valve disc by the flow of the medium itself to prevent the medium from ...

Handan Shengnada New Material Technology Co., Ltd.
Hebei,China

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Durable Swing Type Check Valve / Automatic Wafer Style Check Valve PN16~PN40

..., and the pressure of medium will bring the result of opening and closing automatically. When the medium is back-going, valve disc will automaticaly closed to avoid accidents. material: NO parts qty material...

Shanghai kangquan Valve Co. Ltd.
Shanghai,China

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ASME B16.34 Swing Non Return Valve , Manual Operation Flanged Check Valve

... is in a straight line through the valve resulting in minimal pressure drop. The disc swings into the open position as the media flows through the line. Back pressure in the line holds the disc in the closed...

Zhejiang TongJiang Holdings Company
Zhejiang,China

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