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  • Factory Cheap Hot Check Valve - BS5153 Swing Check Valve – Dongsheng

    Factory Cheap Hot 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...
  • Top Suppliers Lift Check Valve - Small Size Wafer Type Lift Check Valve – Dongsheng

    Top Suppliers 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...
  • Manufactur standard Disc Type Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Manufactur standard Disc Type Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Product Video Product Description Check valves allow flow in one direction and automatically prevent flow in the opposite direction. This valve is mainly used in the fluid system containing strong oxidative mediums, like water supply system, heat supply system and acid system etc. It is always used as accessory of boilers. It has exquisite profile and simple structure. Its spring device functions to speed up the closing movement of the disc so as to eliminate water hammer. This valve is very ...
  • PriceList for Disk Check Valve - Flanged Ball Check Valve – Dongsheng

    PriceList for Disk 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 ...
  • Fixed Competitive Price Ci Foot Valve - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    Fixed Competitive Price Ci Foot Valve - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    Product Video Product Description The soft-seal gate valve is divided into two types: rising stem soft-seal gate valve and non-rising stem soft seal gate valve. Usually there is a trapezoidal thread on the lifting rod, through the nut in the middle of the gate and the guide groove on the valve body, the rotary motion is changed into linear motion, that is, the operating torque is turned into operating thrust. When the valve is opened, when the lift height of the gate is equal to 1:1 times the...
  • PriceList for Rubber Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    PriceList for Rubber 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...
  • Factory Free sample Dual Plate Swing Check Valve - DIN3202-F6 Swing Check Valve – Dongsheng

    Factory Free sample Dual Plate Swing Check Valve - DIN3202-F6 Swing Check Valve – Dongsheng

    Product Video Product Description Our Ductile Iron Swing Check Valve Flanged PN16 provides great sealing capacities for low pressure; uses of this check valve include water, heating, air conditioning and compressed air devices. Ductile Iron body and metal cover, both covered with epoxy, having a brass seat. Either vertically (only upwards) or horizontally installed Key features: Available sizes: 2″ up to 12″. Temperature range: -10°C to 120°C. Pressure rating: PN16 rated Low crac...
  • factory low price Wafer Butterfly Valve - Wafer Type Butterfly Valve – Dongsheng

    factory low price Wafer Butterfly Valve - Wafer Type Butterfly Valve – Dongsheng

    Product Video Product Description Dimensions: Size : DN 50 to DN 600 Ends : ANSI150/PN10/PN16/JIS10K Specifications: Type of valve: Butterfly valve wafer type Working temperature: EPDM -10℃-+120℃ Face to Face: ISO5752 sequence Upper flange standard: ISO5211 Pressure test conform: API598 Medium: Fresh Water, Sea Water, Food Stuff, all kinds of oil etc. Materials : Body: GGG-50 ductile iron body allows installation in ANSI 150 and DIN PN 10/16 pipe flanges. Disc: Stainless steel 304 (CF8)....
  • professional factory for Water Butterfly Valve - Lug Type Butterfly Valve – Dongsheng

    professional factory for Water 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...
  • Factory made hot-sale Wafer Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    Factory made hot-sale Wafer Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    Product Video Product Description The soft-seal gate valve is divided into two types: rising stem soft-seal gate valve and non-rising stem soft seal gate valve. Usually there is a trapezoidal thread on the lifting rod, through the nut in the middle of the gate and the guide groove on the valve body, the rotary motion is changed into linear motion, that is, the operating torque is turned into operating thrust. When the valve is opened, when the lift height of the gate is equal to 1:1 times the...
  • Excellent quality Double Door Check Valve - Wafer Silent Check Valve – Dongsheng

    Excellent quality Double Door Check Valve - Wafer Silent Check Valve – Dongsheng

    Product Video Product Description The silent check valves with a cast iron body, use a fully automatic spring assisted discs to eliminate water hammer while preventing flow reversal in the piping. The spring closure acts faster than that swing check valves, which can slam shut with the flow reversal. The wafer type body design is compact, versatile, and fits inside of the bolting in a flanged connection. For 2″ to 10″ diameters, the 125# wafer design allows for mating to either 12...
  • Trending Products Waste Water Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Trending Products Waste Water Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Product Video Product Description Check valves allow flow in one direction and automatically prevent flow in the opposite direction. This valve is mainly used in the fluid system containing strong oxidative mediums, like water supply system, heat supply system and acid system etc. It is always used as accessory of boilers. It has exquisite profile and simple structure. Its spring device functions to speed up the closing movement of the disc so as to eliminate water hammer. This valve is very ...