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  • PriceList for Disk Check Valve - DIN3202-F6 Swing Check Valve – Dongsheng

    PriceList for Disk 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...
  • Wholesale Price China Check Valve Dual Plate - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Wholesale Price China Check Valve Dual Plate - 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...
  • Free sample for Non Return Valve Types - DIN3352-F4 Resilient Gate Valve – Dongsheng

    Free sample for Non Return Valve Types - 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...
  • Hot sale Factory Ball Valve China - Iron Flanged Ball Valve – Dongsheng

    Hot sale Factory Ball Valve China - Iron Flanged Ball Valve – Dongsheng

    Product Video Product Description Specifications: Cast iron ball valve : Min Temperature : -20°C Cast iron ball valve : Max Temperature :+ 120°C Max Pressure : 16 Bars Specifications : Full bore Hollow stainless ball from DN 50 to DN 200 Ends : EN 1092-2 Flanges Materials : Body: Cast iron body – Cast iron EN GJL-250 Sphere: Stainless Sphere – SS 304 Stem seal with PTFE ring and O-ring EPDM Axis blow-out proof full bore With spacing DIN 3202 Product Parameter   NO. Part Material 1 Bo...
  • Best Price for Single Plate Wafer Check Valve - Wafer Silent Check Valve – Dongsheng

    Best Price for Single Plate Wafer 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...
  • OEM Factory for Flanged Ball Check Valve - Small Size Wafer Type Lift Check Valve – Dongsheng

    OEM Factory for Flanged Ball 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...
  • Factory wholesale Disc Check Valve - Thin Single Disc Swing Check Valve With Spring – Dongsheng

    Factory wholesale Disc 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...
  • Factory best selling Flange Ball Valve - 1pc Flanged Ball Valve – Dongsheng

    Factory best selling Flange Ball Valve - 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...
  • Renewable Design for Wafer Type Swing Check Valve - Small Size Wafer Type Lift Check Valve – Dongsheng

    Renewable Design for Wafer Type Swing 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...
  • 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...
  • China Supplier Wafer Type Non Return Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    China Supplier Wafer Type Non Return 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...
  • 100% Original Resilient Gate Valve - DIN3352-F4 Resilient Gate Valve – Dongsheng

    100% Original Resilient 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...