Strainer

-Water Strainer / Oil Strainer/ Mud box/ Y strainer
-JIS 5K/10K/PN10/PN16
Cast iron Can Water Filters F7121
Cast Iron Bilge mud boxes for machinery spaces and tunnels F7203
Strum boxes F7206
Cast Iron/ Steel Simplex oil strainers
Cast bronze or iron Y type Strainer F7220
This Japanses industrial standard specifies that application of strainers used for piping systems for oil, water and steam.

Related  Standard:
Shipbuilding -Cast Steel 40K Y type Steam strainers JISF7222
JISF7223-Marine small size water strainers
ISO5208-industrial valves-Pressure testing for valves
Related Products

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