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CARX Combined Air Release Valve

  • Model:CARX-10/CARX-16/CARX-25/CARX-10Q/CARX-16Q/CARX-25Q/CARX-10P/CARX-16P/CARX-25P/CARX-10R/CARX-16R/CARX-25R/CARX-10T/CARX-16T/CARX-25T
  • Specification:DN15-DN200
  • Temperature:≤80℃
  • Medium:water, seawater, and media similar to water.
  • Pressure:PN10-PN16
  • Connection method:flange connection
  • Driving method:automatic
  • Material:cast iron, ductile iron, stainless steel, copper
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  • Product Overview
  • Performance Data
  • Size Weight

CARX Combined Air Release Valve is an intelligent valve that integrates high-speed exhaust, micro exhaust, and automatic air supply functions, designed specifically to eliminate gas resistance and negative pressure hazards in pipeline systems. It adopts a unique dual floating ball (large floating ball and small floating ball) composite structure, which can discharge a large amount of air at high speed when the pipeline is filled with water. The system continuously discharges trace gases that precipitate during operation, and quickly inhales air when negative pressure is generated in the system. The entire process is fully automatic, effectively ensuring the safety and efficiency of the pipeline system operation. Mainly used in long-distance water supply pipelines, municipal water supply networks, boiler heating systems, industrial circulating water systems, fire water supply systems, and pump stations, it is a key equipment for solving pipeline air blockage, water hammer, and negative pressure problems, ensuring that the system is always in the best water supply efficiency and safety state.

CARX Combined Air Release Valve Product Diagram


feature

  1. Dual stage composite exhaust structure

The large exhaust port is used to discharge a large amount of free air at high speed during water filling; The small exhaust port is used to automatically and continuously discharge trace amounts of dissolved gases during system operation, ensuring thorough and efficient exhaust.

2. Automatic air replenishment to prevent negative pressure

When the pipeline system stops pumping or generates negative pressure during drainage, the valve automatically opens to suck in air, preventing the pipeline from being sucked in and protecting the structural safety of the system.

3. High sensitivity and reliability

Adopting stainless steel floating ball and precision lever mechanism, it is sensitive to pressure and water level changes, accurate in opening and closing, reliable in sealing performance, and achieves zero leakage.

4. Wide adaptability to working conditions

The valve body can be made of ductile iron (lined with epoxy resin) or stainless steel material, and the sealing components can be selected from NBR, EPDM, etc. It is suitable for various media such as clean water, drinking water, and mild sewage.

5. Easy maintenance, sturdy structure

The valve body structure is compact and reasonable, with modular design of internal components for easy inspection and maintenance; The overall cast shell is pressure resistant and durable, with a long service life

Structural diagram of CARX Combined Air Release Valve

Component name and material

序号 NO部件名称component name材料名称Material Name
1阀 体Valve bodyQT450WCBCF8CF8MCF3M
2阀 盖Valve coverQT450WCBCF8CF8MCF3M
3阀 塞valve plug304304304316316L
4浮 球Floating ball304304304316316L
5排 气 罩Exhaust hoodQT450WCBCF8CF8MCF3M
6密 封 圈seal ringNBR/EPDMNBR/EPDMNBR/EPDMNBR/EPDMNBR/EPDM
7杠 杆 架Leverage frame304304304316316L
8杠 杆Leverage304304304316316L



Performance Specification Sheet

公称压力PN(MPa)Nominal pressure PN (MPa)0.61.01.62.52.0
壳体强度试验压力(MPa)Shell strength test pressure (MPa)0.91.52.43.753.0
高压水密封试验压力(MPa)High pressure water seal test pressure (MPa)0.661.11.762.752.2
低压水密封试验压力(MPa)Low pressure water seal test pressure (MPa)0.020.020.020.020.02
法兰标准Flange StandardGB/T 17241.6-2008、JB/T 79-2015、GB/T 9113-2010、ASME B16.5-2017等
检验试验inspection testGB/T 13927-2008、API 598-2016
适用介质Applicable Medium清水、原水或物理化学性质类似于水的其他液体Clear water, raw water, or other liquids with physical and chemical properties similar to water
工作温度Operating Temperature0℃ ~ 80℃


Outline drawing of air supply and exhaust valve

Outline dimension table

公称压力PN(MPa)Nominal pressure PN (MPa)公称通径DN(mm)nominal diameter DN (mm)尺寸(mm)size (mm)
LL1HDD1D2Z-ed
1.0152801903309565454-14
2028019033010575554-14
2528019033011585654-14
32280190330135100784-18
40280190330145110854-18
503001904451601251004-18
653001904451801451204-18
803652105001951601354-18
1003902455602151801558-18
1504602756052802402108-23
2004602756053352952658-23
表中只列出了部分JB/T 82.1标准PN10法兰连接外形尺寸。如需其他规格尺寸,请咨询开维喜阀门技术部!The table lists only some of the external dimensions for PN10 flange connections specified in the JB/T 82.1 standard. For other dimensional specifications, please contact the Valve Technology Department at Kaiweixi.


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