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  • Hot New Products Cast Iron Check Valve - Threaded Ball Check Valve – Dongsheng

    Hot New Products Cast Iron 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...
  • Factory wholesale Diaphragm Valve Manufacturers - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    Factory wholesale Diaphragm Valve Manufacturers - 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 Saunders Valves - DIN3352-F4 New Style Resilient Gate Valve – Dongsheng

    OEM Manufacturer Saunders Valves - 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...
  • OEM/ODM Manufacturer Saunders Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng

    OEM/ODM Manufacturer Saunders 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 produ...
  • OEM/ODM Manufacturer Saunders Diaphragm Valve - Rising Stem Diaphragm Valve(Blue) – Dongsheng

    OEM/ODM Manufacturer Saunders 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...
  • 2021 wholesale price Ss Ball Valve - 2pcs Thread Ball Valve – Dongsheng

    2021 wholesale price Ss 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-...
  • Discount Price Gear Butterfly Valve - Wafer Type Butterfly Valve – Dongsheng

    Discount Price Gear 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)....
  • Original Factory Lugged Butterfly Valve - Wafer Type Butterfly Valve – Dongsheng

    Original Factory Lugged 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)....
  • factory Outlets for Butterfly Valve Gear - Flanged Butterfly Valve – Dongsheng

    factory Outlets for Butterfly Valve Gear - 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...
  • Cheap PriceList for Manual Diaphragm Valve - Non-Rising Stem Diaphragm Valve – Dongsheng

    Cheap PriceList for Manual 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 ...
  • Leading Manufacturer for Flanged Butterfly Valve - Wafer Type Butterfly Valve – Dongsheng

    Leading Manufacturer for Flanged 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)....
  • Factory supplied Worm Gear Butterfly Valve – Flanged Butterfly Valve – Dongsheng

    Factory supplied Worm Gear 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...