Total 10003 products for dual backflow check valve Manufacture & Suppliers

• Anti Water Hammer Check Valve , Ductile Iron Quiet Check Valve

  

  ... Anti Water Hammer Non Slam Check Valve Ductile iron​ Description: NSCV- Non Slam Check Valve has very short face to face distance, closing speed is up to 0.2sec and the stroke is only about 20% of valve bor...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Vertical / Horizontal Installation Non Slam Type Check Valve Powder Epoxy Coated Available

  

  ...Check Valve EPOXY Coated Quick Close​ Features: ·High strength ductile iron body used for durability and less weight. ·Advanced dynamic design of single body with diffuser provides streamline flow and assure...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Rubber Disc Swing Flex Check Valve 40 Degree Incline Wastewater Air Release Valve

  

  ... flange swing check valve for reliable reverse flow prevention, good for both clean water/sewage applications. It is a 40 degree angle declined seat which can help ......

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Ductile Iron Silent Check Valve GGG40 Non Slam 2-36 Inch

  

  ... Seat Flanged or Butt-welding Ends One-way flow Control Applicable Standards of Ductile Iron Cast Steel Lift Check Valves: a) Design&Manufacture: API 6D, BS 1868, ASME B16.34 b) Face to Face:...

  Shanghai Kolink Valve Co., Ltd.

  Shanghai,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Cast Iron Swing Check Valve GGG50 GG25 DN50-DN900 Class150-Class2500

  

  ...Check Valve GG25 EN-GJL-250 A126 B Non-return Valve Features of Cast Iron Swing Check Valves: Swing Disc Design Bolted Cover Internal Hinge Pin Design Standard Through-body Hinge Pin Design Available Renewab...

  Shanghai Kolink Valve Co., Ltd.

  Shanghai,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Cast Steel Piston Check Valve Spring Loaded Lift Disc 2-36 Inch

  

  Cast Steel Piston Check Valve Class150-1500 Spring Loaded Lift Disc Piston check valves are also called lift check valves. They are essentially globe valves without the stem and top works, allowing the disc to ...

  Shanghai Kolink Valve Co., Ltd.

  Shanghai,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Epoxy Non Slam Type Check Valve

  

  ... Valve is used as a protection valve against reverse flow when power failure in areas where noise pollution or water hammering is a critical issue. It can provide not only quiet performance but also low ......

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• FBE Coated Non Slam Check Valve Vertical Horizontal Installed

  

  ... provides streamline flow and assures lower head loss. ·One of the lowest head loss check valve, big save in pumping power cost, valve disc with shorter stroker and spring reverse faster than most of check v...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Dynamic Non Slam Anti Water Hammer Check Valve For Fire Fighting System

  

  ...Check Valve For Fire Fighting System Non Slam Check Valve For Clean Water / Fire Fighting System Anti Water Hammer Description: Non Slam Check Valve has very short face to face distance, closing speed can be...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Ductile Iron Swing Flex Check Valve With Nylon Reinforced Fabric Double Flange

  

  ...Check Valve With Nylon Reinforced Fabric Double Flange Swing Flex Check Valve Ductile Iron EPOXY Coated 40 degree incline Nylon Reinforcement Disc​ Description: A swing check valve is designed to prevent rev...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Soft Seal Ductile Iron Non Slam Check Valve DI With Temperature Up To 80℃

  

  ... of Flange, and is made with Ductile Iron, providing superior durability. This check valve guarantees PN10 and PN16 pressures with its FBE coated design, ensuring excellent corrosion resistance. Additionally...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Water Swing Flex Check Valve For Pressure Rating PN10 With Flange Connection

  

  ...Check Valve is a type of check valve designed for water applications. It features a rubber disc that swings open and shut to control the flow in a pipeline. This valve is available in a wide range of sizes, ...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• API 6A Standard Swing Lift Type Check Valve Anti Corrosion 3 1/8" 5000psi

  

  ...Check Valve Anti Corrosion 3 1/8" 5000psi Product Overview The API 6A swing lift type check valve is designed to provide one-way flow control and prevent reverse flow in high-pressure oil and gas application...

  Hebei E-valves Petroleum Equipment Co., Ltd.

  Hebei,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Quick Close Ductile Iron Non Slam Check Valve PN16 Protect Pump

  

  ...Check Valve features a Flange end connection that allows for easy installation and maintenance. The seal type is Soft, ensuring a tight and reliable seal every time. With a pressure rating of PN10, PN16, and...

  Suzhou Alpine Flow Control Co., Ltd

  Jiangsu,China

  Verified Supplier

  Add to cart

  Contact Supplier

• Expansion Joint Rubber Flange Type Sewage Duckbill Check Valve Clamp Connected

  

  ... shaped appearance, and forward flow and reverse check functions. Features & Benefits of duckbill check valve 1. Expansion joint rubber is 100% full rubber structure, which can meet various anti-corrosion re...

  Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

  Shandong,China

  Verified Supplier

  Add to cart

  Contact Supplier

• GGG50 GGG40 Cast Ductile Iron Swing Check Valves With Arm Lever Weight

  

  ...Check Valves Model No. CV-W-06 China ductile iron swing check valve manufacture supply GGG50/GG25 disc check valves with lever weight, DIN PN16. Temperature: -30℃-+350℃ Request a quote Tags: Cast iron check ...

  SHIJIAZHUANG DEYE PIPING INDUSTRY CO., LTD（Pipefittings Department)

  Hebei,China

  Active Member

  Add to cart

  Contact Supplier

• API Forged Steel Check Valve SW / NPT Small Size Metallic Seating Surface

  

  Api Forged Steel Check Valve Metal Seat HF Sw / Npt Non Return Valves Small Size Description: A check valve, clack valve, non-return valve, reflux valve, retention valve or one-way valve is a valve that normall...

  Tengs Valve International Limited

  Zhejiang,China

  Site Member

  Add to cart

  Contact Supplier

• Ansi 900LB API594 Swing Check Valve A216 WCB Flanged RJ Ends B.C Type NRV Valves

  

  ...Check Valve A216 WCB Flanged RJ Ends B.C Type NRV Valves​ H44H Features 1. Generally Bolted Bonnet / Pressure Sealing Bonnet; Swing Disc; Metallic Seating Surfaces 2. Body and Bonnet Connection Class900LB ch...

  Tengs Valve International Limited

  Zhejiang,China

  Site Member

  Add to cart

  Contact Supplier

• KATA VALVE API 6D CHECK VALVE NPS 18"

  

  ...check valve allows fluid to flow through it in only one direction. Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. There...

  Kata Valve (Group) Co., Ltd.

  Shanghai,China

  Active Member

  Add to cart

  Contact Supplier

• KATA VALVE API 6D CHECK VALVE NPS 2"~48"

  

  ...check valve allows fluid to flow through it in only one direction. Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. There...

  Kata Valve (Group) Co., Ltd.

  Shanghai,China

  Active Member

  Add to cart

  Contact Supplier