What standards does the valve design follow?

The design follows EN 1074-4 / AWWA C-512, with flange drilling conforming to EN 1092-2 or ANSI standards.

Automatically Functioning Combined Air Vacuum Valve for EN 1074-4 Design

Name: Automatically Functioning Combined Air Vacuum Valve for EN 1074-4 Design
Brand: Suzhou Walter Flow Control Equipment Co., Ltd.
SKU: 2167467895

Jiangsu, ChinaSuzhou Walter Flow Control Equipment Co., Ltd.

US$128.00

5 Pieces

Sample price:US$128.00/piece.Request sample

Product profile

Customization

Available

Pressure Range

PN10-16-25-40 Class125-150-250

Temperature

-10~80C

Model NO.

AV4F3F/AV3F2F

Design

EN 1074-4 / AWWA C-512

Operation

Automatic

Flange drilling

EN 1092-2 or ANSI

Coating

Thermoplastic Powder Epoxy

Testing

EN 12266-1

Marking

EN 19

Color

RAL5005/5010/5015/Customized

Transport Package

Wooden Box

Specification

DN50-300

Origin

China

Production Capacity

500000pies/Year

Key features

Automatic Air Management: Automates venting of trapped air and facilitates air reentry to prevent water hammer and optimize pipeline efficiency.

Robust Material Options: Available in Ductile Iron (DN50-300) and Stainless Steel CF8/CF8M/Duplex (DN50-200) for diverse pressure needs.

High Pressure Resistance: Withstands up to PN 40 bar pressure, ensuring durability in main transmission lines and pump suction lines.

Customizable Design: Offers customized nozzle port sizes and color options (RAL5005/5010/5015/Customized) to fit specific valve models.

Efficient Aerodynamic Flow: Features an aerodynamic flow path for efficient air discharge, release, and entry with precise float guidance.

Versatile Float Configuration: Easily switch between three and two floats from the top for maximum flexibility and versatile functions.

Insect Protection Screen: Equipped with a flat stainless steel venting screen as standard, with an optional premium umbrella venting screen.

Complete Drainage Design: Designed with tangential drainage and cylindrical floats to ensure complete drainage and prevent fluid retention.

Company profile

Suzhou Walter Flow Control Equipment Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-05-16Nearest Port: SHANGHAIAverage Response Time: ≤4.21hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

About Our Factory & Business Background

AddressNo. 11666, East Taihu Avenue, Wujiang District, Suzhou, Jiangsu, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsPressure Reducing Valve, Butterfly Valve, Check Valve, Gate Valve, Fire Hydrant, Fire Sprinkler, Fire Hose, Float Control Valve, Air Release Valve, Foot Valve

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What materials are available for this valve?

The valve is available in Ductile Iron for DN50-300 and Stainless Steel (CF8/CF8M/Duplex) for DN50-200.

Q:What is the maximum pressure rating?

The valve can withstand a maximum pressure of 40 bar, with minimum pressure options starting at 0.2 bar.

Q:Can the valve be customized?

Yes, nozzle port sizes are customizable to accommodate varying valve models, and colors can be customized (RAL5005/5010/5015/Customized).

Q:What are the typical applications for this valve?

It is ideal for main transmission lines, pump suction lines, water treatment networks, irrigation systems, and areas with slope changes or high points.

Q:How does the valve protect against water hammer?

It safeguards infrastructure by facilitating the reentry of large volumes of air during rapid fluid discharge, preventing water hammer phenomena.