Banner-1

Featured

  • Excellent quality Double Door Check Valve - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Excellent quality Double Door 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...
  • Cheapest Factory Cast Iron Ball Valve - 2pcs Thread Ball Valve – Dongsheng

    Cheapest Factory Cast Iron Ball Valve - 2pcs Thread Ball Valve – Dongsheng

    Product Video Product Description Application: The stainless steel 2 pieces threaded ball valves are 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. Simple design and reliable function, the ball valves can be used in food, chemical, petrochemical and pharmaceutical industries, in sewage and water treatment plants, etc. Technical description: made of stainless steel 1-pc, 2-...
  • Factory Cheap Hot Check Valve - Cast Iron Single Disc Swing Check Valve – Dongsheng

    Factory Cheap Hot Check Valve - Cast Iron Single Disc Swing Check Valve – Dongsheng

    Product Video Product Description Single disc check valve is also called single plate check valve, it is a valve that can automatically prevent fluid back flow. The disc of the check valve is opened under the action of fluid pressure, and the fluid flows from the inlet side to the outlet side. When the pressure on the inlet side is lower than that on the outlet side, the valve flap is automatically closed under the action of the fluid pressure difference, its own gravity and other factors to ...
  • Big Discount Industrial Butterfly Valve - Flanged Butterfly Valve – Dongsheng

    Big Discount Industrial 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...
  • Reasonable price Double Disc Wafer Check Valve - Stainless Steel Double Disc Swing Check Valve – Dongsheng

    Reasonable price Double Disc Wafer 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...
  • High Quality Full Bore Ball Valve - 3pcs Thread Ball Valve – Dongsheng

    High Quality Full Bore Ball Valve - 3pcs Thread Ball Valve – Dongsheng

    Product Video Product Description Application: As their simple design and reliable function, the ball valves can be used in food, chemical, petrochemical and pharmaceutical industries, in sewage and water treatment plants, etc. Medium can flow in both directions through the ball valves. Technical description: T max = 200 C PN:  63 made of stainless steel 3-pc design investment castings full bore – to minimize pressure losses soft-sealing seats floating ball Our primary objective is always t...
  • Factory Cheap Hot Check Valve - Big Size Wafer Type Lift Check Valve – Dongsheng

    Factory Cheap Hot 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 ...
  • factory low price Wafer Butterfly Valve - Lug Type Butterfly Valve – Dongsheng

    factory low price Wafer 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 wholesale Diaphragm Valve Manufacturers - Rising Stem Diaphragm Valve(Black) – Dongsheng

    Factory wholesale Diaphragm Valve Manufacturers - Rising Stem Diaphragm Valve(Black) – 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 company sticks to the principle of “Quality is the life of the company, and reputation is the soul of it” for China DIN Flange Cast Iron Diaphragm Valve Rising Stem GG25 Body, All produ...
  • 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...
  • Factory selling Wafer Style Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    Factory selling Wafer Style 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...
  • Europe style for Wafer Spring Check Valve - Stainless Steel Single Disc Swing Check Valve – Dongsheng

    Europe style for Wafer Spring Check Valve - Stainless Steel Single Disc Swing Check Valve – Dongsheng

    Product Video Product Description Check Valves are automatic shut-off valves that are commonly used for preventing back flow or drainage in a piping system. Often applied on the discharge side of pumps, check valves prevent the system from draining if the pump stops and protect against back flow, which could harm the pump or other equipment. Wafer Type Single Disc Swing Check Valves are designed for installation in flanged piping systems, between two flanges. Valves may be installed in vertic...