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  • Factory Cheap Hot Check Valve - Stainless Steel Double Disc Swing Check Valve – Dongsheng

    Factory Cheap Hot Check Valve - Stainless Steel Double Disc Swing Check Valve – Dongsheng

    Product Video Product Description Our Wafer stainless steel dual plate check valve is disc-shaped and rotates around the shaft of the valve seat passage. Because the inner passage of the valve is streamlined, the flow resistance is small, and it is suitable for large-diameter occasions with low flow velocity and infrequent flow changes. An economical, space-saving dual plate check valve with a spring and with Stainless Steel body, and Viton seal. Either vertically (only upwards) or horizontal...
  • Hot New Products Stainless Steel Ball Valves - 1pc Flanged Ball Valve – Dongsheng

    Hot New Products Stainless Steel Ball Valves - 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...
  • Big discounting Lug Butterfly Valve - Lug Type Butterfly Valve – Dongsheng

    Big discounting Lug 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...
  • One of Hottest for Valve Manufacturer - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    One of Hottest for Valve Manufacturer - 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...
  • New Delivery for Flange Butterfly Valve - Flanged Butterfly Valve – Dongsheng

    New Delivery for Flange Butterfly Valve - Flanged Butterfly Valve – Dongsheng

    Product Video Product Description The butterfly valve is a valve that uses a disc-type opening and closing member to reciprocate about 90° to open, close or adjust the flow of the medium. The butterfly valve is not only simple in structure, small in size, light in weight, low in material consumption, small in installation size, small in driving torque, simple and fast in operation, but also has good flow regulation and closing and sealing characteristics at the same time. It has been develope...
  • PriceList for C515 Gate Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    PriceList for C515 Gate 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...
  • Super Lowest Price Epdm Diaphragm Valve - Non-Rising Stem Diaphragm Valve – Dongsheng

    Super Lowest Price Epdm Diaphragm Valve - Non-Rising Stem Diaphragm Valve – 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. Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of ...
  • China Manufacturer for Foot Valve With Strainer - DIN3352-F4 Resilient Gate Valve – Dongsheng

    China Manufacturer for Foot Valve With Strainer - 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...
  • Reasonable price Ductile Iron Gate Valve - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    Reasonable price Ductile Iron Gate 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...
  • Hot Sale for Stainless Steel Wafer Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Hot Sale for Stainless Steel Wafer 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 ...
  • OEM manufacturer Flanged Wafer Check Valve - DIN3202-F6 Swing Check Valve – Dongsheng

    OEM manufacturer Flanged Wafer 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...
  • OEM/ODM Supplier Rubber Lined Diaphragm Valve - Non-Rising Stem Diaphragm Valve – Dongsheng

    OEM/ODM Supplier Rubber Lined Diaphragm Valve - Non-Rising Stem Diaphragm Valve – 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. Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of ...