Small DN40 Thread Brass Vertical Lift Air Check Valve For Compressor

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Small DN40 Thread Brass Vertical Lift Air Check Valve For Compressor
Product Description 

Dn40 thread brass vertical lift air check valve for compressor , has been widely applied in pipe system of HVAC industry. It can be installed in both vertical and horizontal direction, and the suitble media can be water, oil and gas, with the fetures of light weight, reliable seal function and good looking, it has been the first choice for more and more engineers.





1. Adjustable reducing pressure. The reducing pressure can be setted as customer's request, and also can be adjusted after long time using, more flexiable;

2. Size available from 1/2" to 2", all hot forging body, a. longer durable lifetime & b. better leaking tight performance;

3. Annealing treatment body & bonnet after forging, guarantee long lifetime under different environment & better temperature & pressure resistant performance;

4.100% pressure test before shipment;

5. 22 years of design & manufacturing experience, 15 years of exporting experience, well-equipped Test & Inpsection laboratory.


Competitive advantage:


1, Applicable to the regular operation, open and close rapidly, light.

2, The fluid resistance is small.

3, Simple structure, relatively small size, light weight, convenient maintenance.

4, High sealing performance

5, No restrictions on the mounting direction, the flow of media can be arbitrary




1, Connect or disconnect the line of medium. Such as gate valve, globe valve, ball valve, plug valves, diaphragm valves, butterfly valve etc..

2, Regulate and control the pipeline flow and pressure medium. Such as throttle valve, regulating valve, relief valve, safety valve etc..

3, Change the direction of pipeline flow of medium. Such as Distribution valve,Three way cock,,three-way,Four way ball valve  etc..

4, To prevent the media back in the pipeline. A variety of different structures such as check valve, Bottom valve etc..

5, Separating medium. A variety of different structures such as steam traps, air traps etc..

6, Direct and regulate the height of liquid level. For example, the liquid level indicator regulator etc..

7, Other special purpose. For example, the temperature control valve, over-current protection o emergency shut-off valve.


In the above all kinds of valve, used to connect and disconnect the line media flow valve, the use of the number of accounts for 80% of the total number of all valves.


Valves series products:


Valves series




Ball valves


Gate valve


Pressure relief valve


PP-R valve


Filter valve


Globe valve


Check valve


Temperature control valve


Balance valve


Angle valve


HVAC valve


Fire protection valve


Copper valve


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Mr. Mr. Tan
Tel: 86-21-37777732
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Shanghai Yin An Pipe Co., LTD.
Room J5, Six Building, No.39 Linbao road, Shanghai, China (Mainland)
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