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  • Factory directly Manual Butterfly Valve - Flanged Butterfly Valve – Dongsheng

    Factory directly Manual 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...
  • Short Lead Time for Ball Foot Valve - 3pcs Thread Ball Valve – Dongsheng

    Short Lead Time for Ball Foot 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...
  • High definition Gate Valve - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    High definition 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...
  • Factory Promotional 3 Piece Ball Valve - 2pcs Flanged Ball Valve – Dongsheng

    Factory Promotional 3 Piece Ball Valve - 2pcs Flanged 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: made of stainless steel 1-pc, 2-pc or 3-pc design investment castings full bore – to minimize pressure losses soft-sealing seats floating ball T max = 200 C PN: 16,40, 63 That has a so...
  • China Factory for Wafer Style Check Valve - Foot Valve – Dongsheng

    China Factory for Wafer Style Check Valve - Foot Valve – Dongsheng

    Product Video Product Description Cast Iron Flanged Silent Check Valve provides great sealing capacities for high and low pressure. In particular, industrial and HVAC applications, water, heating, air conditioning and compressed air devices are included. This cast iron flanged silent check valve comes in a body of Cast Iron, epoxy-coated, EPDM seat and Stainless Steel spring. These components make it an economical, secure Standard or Foot Check valve. The valve becomes a fully operational Foo...
  • 2021 High quality Ball Type Check Valve - DIN3202-F6 Swing Check Valve – Dongsheng

    2021 High quality Ball Type 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...
  • Well-designed Wafer Type Single Disc Swing Check Valve - Wafer Silent Check Valve – Dongsheng

    Well-designed Wafer Type Single Disc Swing 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...
  • Newly Arrival Suction Foot Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    Newly Arrival Suction Foot 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...
  • OEM Supply Saunders Type A Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng

    OEM Supply Saunders Type A Diaphragm Valve - 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 produc...
  • Factory Free sample Dual Plate Swing Check Valve - Foot Valve – Dongsheng

    Factory Free sample Dual Plate Swing Check Valve - Foot Valve – Dongsheng

    Product Video Product Description Cast Iron Flanged Silent Check Valve provides great sealing capacities for high and low pressure. In particular, industrial and HVAC applications, water, heating, air conditioning and compressed air devices are included. This cast iron flanged silent check valve comes in a body of Cast Iron, epoxy-coated, EPDM seat and Stainless Steel spring. These components make it an economical, secure Standard or Foot Check valve. The valve becomes a fully operational Foo...
  • Reasonable price Double Disc Wafer Check Valve - Threaded Ball Check Valve – Dongsheng

    Reasonable price Double Disc Wafer 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...
  • Wholesale Price China Check Valve Dual Plate - Flanged Silent Check Valve – Dongsheng

    Wholesale Price China Check Valve Dual Plate - Flanged Silent Check Valve – Dongsheng

    Product Video Product Description Cast Iron Flanged Silent Check Valve provides great sealing capacities for high and low pressure. In particular, industrial and HVAC applications, water, heating, air conditioning and compressed air devices are included. This cast iron flanged silent check valve comes in a body of Cast Iron, epoxy-coated, EPDM seat and Stainless Steel spring. These components make it an economical, secure Standard or Foot Check valve. The valve becomes a fully operational Foo...