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Web: www.rksfluid.com
Tel:  +86 24 2318 0188
Fax: +86 24 2318 0788
Mail: info@rksfluid.com Contact Now
BS EN Threaded Flange Ductile Iron Automatic Air Pressure Release Valve PN16 25mm for Water LineBS EN Threaded Flange Ductile Iron Automatic Air Pressure Release Valve PN16 25mm for Water LineBS EN Threaded Flange Ductile Iron Automatic Air Pressure Release Valve PN16 25mm for Water Line

BS EN Threaded Flange Ductile Iron Automatic Air Pressure Release Valve PN16 25mm for Water Line

  • Product: Air Release valve
  • Size range: DN25-DN300
  • Pressure ratings: PN10 PN16
  • Seat:NBR/EPDM
  • Body: Ductile Iron, GJS 500-7
  • Trim: SS304 Ss316 etc
  • Media:Gas
  • Connection: ARVS /KARS-BPT threaded, KARX-Flanged
  • Working temperature: -10℃~+80℃
  • Coating:Powder epoxy coating RAL 5010 ≥250μm


1.Advanced design with simple mechanism, strong float to prevent cracking during sudden water hammer& quick closure. 2.Aerokinetic mechanism to resist blow shut under higher air velocity even up to sonic velocity of air. 3.Bottom rubber buffer for collision prevention, and drain easy with proper holes around the cage during vacuum. Outside screen will be an option for safety and prevent insects or birds in. 4.No arms or levers to prevent vibrating, bending, direct closure of the float.Smooth cage outside of the float, keep float moving in specified guide rail. 5.Comply with BS EN 1074-4

RKSfluid was founded in 1997. We are a production workshop for both foundry andmachining, research & development center, and quality inspection center. The manufacturingfacilities include CNC machining centers, professional processing cells, broad spectrumwelding equipment, automatic assembling and coating lines. We have built a team for design,research & development. Our new testing center as a public service platform testing center inLiaoning Province, Become the standard GB of the Chinese valve reference unit, to participatein the development of the relevant valve industry standards. In order to accelerate theexpansion of overseas business and resources integration, and to support the success of RKSfluid sales in the USA, German, Russia. We have US Agent. 
Our product design standardscover: GB, ISO, German and American Standard, approved by TUV for CE and ADWO- 2000,ISO9001, TS, API. 
Our products: Manual, Pneumatically & electrically operated Ball valves,Butterfly valves and Gate Valves. Check Valves, Automatic Control Valves. 
Castings andFittings: Valve bodies, Bonnets, Discs, Stems, Gear Box, Universal Couplings, Flange Adaptors,Tapping Saddles.
After years of development, we continue to improve and seek out innovationwhile adhering to "Proven Technology, Superior Features and Legendary Value" as ourproduct value philosophy. 
Customer satisfaction is our working goal!

Ⅰ Business area: fluid control products, technology and environmental protection products.
Ⅱ Advanced CNC machining centers, professional process cells, welding equipment, automatic assembly lines and coating.
Ⅲ China's standard reference unit, to participate in the development of relevant valve industry standards.
Ⅳ We have set up a research and development center in Houston, Texas, in the United States.
Ⅴ Product Standard: GB, German Standard, American Standard, TUV CE, ISO 9001, ADWO-2000, TS, PED, WRC WRAS, KTW, API 6D, API609.                       
VI Main production: butterfly valve, ball valve, gate valve, check valve, globe valves, pipe fittings, manual / pneumatic / electric actuator, valve parts.

Q: If I need quotation, what informations do we need?
A: Valves' materials, Temperature, Pressure, Medium, Appllication System.
Q: Can you provide actuators, what you have?
A: Pneumatic, Electric, Hrdraulic, Solenoid Valves. RKSfluid actuators adopt USA technology. Which you need, just tell us.
Q: What's your productive capacity?
A: RKSfluid has four plants that can provide the products you need.
Q: Production lead time
A: Normal products have stock in 2~5 working days. Customized base on your need.
A: 1pc for all products.
Q: How about the quality assurance?
A: 100% quality test before delivery, 2 years warranty. Ensure your system working safety.
     We got TUV, API, WRAS, CE, ISO certification.
     Standard conform to DIN, ASME, BS EN, JIS, API, AWWA.
Q: How could you provide quality service to our customers?
A: RKSfluid own 20 years experiences and more than 70 R&D engineers provide technical support, model selection and installation guidance for you.

RKSfluid Flow Control Co., Ltd.

Tel:+86 151 4027 2439

Contact Person:Damon


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