Specifications

1.air check valve
2. API,EN,KS,JIS,CE
3. 18 Months Quality Guarantee
4. 10 years manufacturing enperience

 

                           4 inch stainless steel wafer type air check valve                            

 

Description of 4 inch stainless steel wafer type air check valve :

 Stainless steel and cast iron 6 inch wafer  check valve: is important parts of the valve body,valve disc,valve stem and spring, and pin compact design.shortened duo to the close stroke of the valve plate and spring action can accelerate to close the effect can reduce water hammer and water hammer sound. The valve is mainly applied to the water supply system,high-rise buildings and industrial areas, duo to the distance between its surface than the average short check valve is the most convenient place in the installation space constraints.

 

 

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Technical data of 4 inch stainless steel wafer type air check valve :

 

 

Nominal diameter DN(mm):50(2”)~800(32”)

Nominal pressure PN(MPa):1.0~1.6

Testing pressure (MPa):Shell(1.5~2.4),sealing(1.1~1.76)

Suitable mediums:Fresh water,sewage,sea water ,air,stem,food,medicine,oil,acids,etc.

Working temperature:-23~93°C

 

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Features of  4 inch stainless steel wafer type air check valve :

 

Our company’s  stainless steel and cast iron 6 inch wafer  check valves are small in size,light in weight,compact in structure,easy in maintenance. On the other hand,two torsion springs are used edcerting on each of the pair valve plates,which close the plates,which close the plates quickly and automaticall.

 

 

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  Packaging of  4 inch stainless steel wafer type air check valve :

1.First,putting the valve into a plastic bag.

2.Second,putting the plastic bag into a wooden box.

 

 

 

 

 

 

 

Tianjin OTS Valve Manufacturing Co., Ltd., established during the period of China’s reform specializes in all kinds of industrial butterfly valves with 13340 square meters including 8600 square meters work-shop. Fixed assets of RMB20 million as well as some advanced processing equipments, among all 120 staffs (including 15 technicians). As a professional pneumatic valve manufacturer, we can provide strong ability of design, processing, assembling and testing for all Butterfly Valves. Further,  as a professional pneumatic valve manufacturer, we are rich in the experience of producing butterfly valves over 10 years, all of the butterfly valves we produced keep up to the advanced standard home and aboard.

 

 

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