Stainless Steel Spring Pilot Pressure Relief Valve

Description
1.The system can be operated nearer set pressure without valve leskage.
2.The soft seat design provides good seat tightness before and after each relief cycle.
3.Proper valve operation and lift are unaffected by back pressure.
4.No more overpressure required for full lift of main valve.
5.Non-flowing pilot reduces product loss and environment pollution.
6.Extermally adjustable blowdown.
7.Quick simple verification of set pressure while valve remains in service.

Specification:
Model NO.: A46Y/F
Temperature: Ordinary Temperature
Pressure: Adjustable
Structure: Spring
Specification: DN25-DN200
Connection: Flange
Closed: Closed
Material: Stainless Steel

Qingdao Haiying valves could manufacture/supply Resilient seated and Multi Hard-seal buttefly valve and ball valves used for Lubricating oil,fresh oil,fresh water,sea water ,compressed air pipe line and etc.  There are CNC lathes ,CNC milling machines,CNC boring machines machining ,valve automatic testing bench ,spray painting line and other advanced equipment in our outsourced factory.so it could ensure delivery on time and high quality.we sincerely welcome all friends to visit our company for seeking cooperation in creating a win-win future
FAQ

1. Could you produce customized product?

Yes,we could do various customized valves conform to require drawing or sample.

     2.  How to ensure the valve quality??

a.Firstly,we inspect the casting when get it one by one and will abandon it if defect castings.such as blowholes&pinholes is defects castings.  

b.We will inspect and check about valve dimension after machining.Allowable error to standard is 1.5mm for longth(above DN50 valves)

c.All items must be inspected by hydraulic test after assemble.and more important ensure that valves are inspected by operator in according with hydraulic test criteria including pressure&time.

d.Coat oil for anti-rust inside of the valve body and paint checking.

     3. How is your valve warranty period?

Usually,the warranty period for valves is 14 monthes,however,we will solve or replace new valves once find fault items to our old stock customers no matter how long.https://haiyingvalve.en.made-in-china.com/company-Qingdao-Haiying-Valve-Co-Ltd-.html