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  • Wholesale Dealers of Single Plate Check Valve - BS5153 Swing Check Valve – Dongsheng

    Wholesale Dealers of Single Plate Check Valve - BS5153 Swing Check Valve – Dongsheng

    Product Video Product parameter NO. Part Material 1 Body GG20/GG25/GGG40/GGG50 2 Bonnet GG20/GG25/GGG40/GGG50 3 Disc GG20/GG25/GGG40/GGG50 with Brass/Bronze/Stainless steel 4 Seat Brass/Bronze/Stainless steel 5 Pin 2CR13  SS304 DN 50 65 80 100 125 150 200 250 300 L 203 216 241 292 330 356 495 622 698 D PN10 165 185 200 220 250 285 340 395 445 PN16 405 460 D1 PN10 125 145 160 180 210 240 295 350 400 PN16 355 410 D2 PN10 102 122 138 158 188 212 268 320 370 PN1...
  • Reliable Supplier Flanged Type Butterfly Valve - Lug Type Butterfly Valve – Dongsheng

    Reliable Supplier Flanged Type Butterfly Valve - Lug Type Butterfly Valve – Dongsheng

    Product Video Product Description Dimensions: Size : DN 32 to DN 600; Ends : Mounting between ANSI 150 and DIN PN 10/16 pipe flanges; Specifications: Type of valve: Butterfly valve wafer type; Ductile iron butterfly valve min Temperature : -5°C; Ductile iron butterfly valve max Temperature :+ 180°C; Max Pressure : 16 bars up to DN300, 10 bars over ; Removable seat; Actuator mounting plate according to ISO 5211; Full crossing stem; Lockable Handle 9 positions up to DN200. Non-lockable handl...
  • Well-designed Swing Check Valve Wafer - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Well-designed Swing Check Valve Wafer - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Product Video Product Description Compact, stainless steel wafer swing check valve provides outstanding sealing capacities for elevated and low pressure. Suitable for mounting between PN10/16 and ANSI 150 flanges in dimensions 2″ to 12″ Used for particular, industrial and HVAC purposes. Water, heating, air conditioning and compressed air devices are applications. An economical test valve that saves room. Either vertically (only upwards) or horizontally installed. Key features: CF...
  • High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    Product Video Product Description Diaphragm Valves have two kinds of types, wire and full flow, which use a ‘pinching’ method to stop the valve flow using a flexible diaphragm.These types of valves are generally not suited for very high-temperature fluids and are mainly used on liquid systems. We’ll make every effort and hard work to be superb and excellent, and speed up our steps for standing inside the rank of international top-grade and high-tech enterprises for New Style China DN300...
  • OEM manufacturer Ball Lift Check Valve - Small Size Wafer Type Lift Check Valve – Dongsheng

    OEM manufacturer Ball Lift Check Valve - Small Size Wafer Type Lift Check Valve – Dongsheng

    Product Video Product Description Disco or lift check valves, the main advantage is that it mainly eliminates the impact of gravity on the feature of the check valve. Lift check valves for a broad range of mediums, pressures and equipment. The metal springs for the check valves are produced of stainless steel or some other extremely corrosion resistant steel material. Lift check valve’s advantages are quick stream disruption. They provide not only beneficial sealing at low temperatures but al...
  • China OEM Flanged Check Valve - Threaded Ball Check Valve – Dongsheng

    China OEM Flanged Check Valve - Threaded Ball Check Valve – Dongsheng

    Product Video Product Description The threaded ball check valve is widely used in wastewater, dirty water or high-concentration suspended solid water pipelines. Obviously, it can also be applied to drinking water pressurized pipelines. The temperature of the medium is 0~80℃. It is designed with very low load loss due to total passage and impossible obstacles. It is also a waterproof and maintenance-free valve. Ductile Iron, epoxy-coated body and bonnet, NBR/EPDM seat and NBR/EPDM-coated alum...
  • Special Price for Wafer Disc Check Valve - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Special Price for Wafer Disc Check Valve - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Product Video Product Description Compact, stainless steel wafer swing check valve provides outstanding sealing capacities for elevated and low pressure. Suitable for mounting between PN10/16 and ANSI 150 flanges in dimensions 2″ to 12″ Used for particular, industrial and HVAC purposes. Water, heating, air conditioning and compressed air devices are applications. An economical test valve that saves room. Either vertically (only upwards) or horizontally installed. Key features: CF...
  • Wholesale Price China Thread Ball Valve - 1pc Flanged Ball Valve – Dongsheng

    Wholesale Price China Thread Ball Valve - 1pc Flanged Ball Valve – Dongsheng

    Product Description Application: The stainless ball valves from 1 piece is designed to be used as shut-off valves for corrosive and non-corrosive liquids, gases and loose materials. Medium may flow in both directions through the ball valves. Thanks to their simple design and reliable function, the ball valves made of one piece can be used in food, chemical, petrochemical and pharmaceutical industries, in sewage and water treatment plants, etc. Technical description: T max = 200 C PN:  10, 16...
  • 2021 High quality Manual Ball Valve - 1pc Threaded Ball Valve – Dongsheng

    2021 High quality Manual Ball Valve - 1pc Threaded Ball Valve – Dongsheng

    Product Video Product Description Stainless Steel Ball Valve is a non-maintainable one piece, reduced bore ball valve; providing reliable functioning for both general and industrial chemical applications. An economical, compact and reliable, female/female ball valve with CF8/CF8M Stainless Steel valve body and PTFE seat. Used to ‘shut-off’ medium flows on a wide range of liquid and gaseous duties including drain and blow down, gauge isolation and test points. Features a blow-out p...
  • Best Price for Silent Wafer Check Valve - Flanged Ball Check Valve – Dongsheng

    Best Price for Silent Wafer Check Valve - Flanged Ball Check Valve – Dongsheng

    Product Video Product Description Ball Check Valve –Ball check valve is a kind of check valve with multi-ball, multi-channel, multi-cone inverted flow structure, mainly composed of front and rear valve bodies, rubber balls, cones, etc. The ball check valve uses a rubber-covered rolling ball as the valve disc. Under the action of the medium, it can roll up and down on the integral slide of the valve body to open or close the valve, with good sealing performance and noise reduction The city is ...
  • 2021 China New Design Check Valve Double Door - BS5153 Swing Check Valve – Dongsheng

    2021 China New Design Check Valve Double Door - BS5153 Swing Check Valve – Dongsheng

    Product Video Product parameter NO. Part Material 1 Body GG20/GG25/GGG40/GGG50 2 Bonnet GG20/GG25/GGG40/GGG50 3 Disc GG20/GG25/GGG40/GGG50 with Brass/Bronze/Stainless steel 4 Seat Brass/Bronze/Stainless steel 5 Pin 2CR13  SS304 DN 50 65 80 100 125 150 200 250 300 L 203 216 241 292 330 356 495 622 698 D PN10 165 185 200 220 250 285 340 395 445 PN16 405 460 D1 PN10 125 145 160 180 210 240 295 350 400 PN16 355 410 D2 PN10 102 122 138 158 188 212 268 320 370 PN1...
  • China OEM Weir Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    China OEM Weir Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    Product Video Product Description Diaphragm Valves have two kinds of types, wire and full flow, which use a ‘pinching’ method to stop the valve flow using a flexible diaphragm.These types of valves are generally not suited for very high-temperature fluids and are mainly used on liquid systems. We’ll make every effort and hard work to be superb and excellent, and speed up our steps for standing inside the rank of international top-grade and high-tech enterprises for New Style China DN300...