Brass spring check valve  Brass non return one way check valve  Size : DN15--100  (1/2"~4")   1)  ISO9001 Certificate 2)  quality guaranteed 3)  delivery in time 5)  Nominal pressure:1.6Mpa. 6)  Working medium:Water,non corrosive liquid(not include oil),saturated steam. 7)  Working Temperature:-20ºC≤t≤150ºC. 8)  Pressure testing to ISO5208 or as customer requirement 9)  Pipe thread ISO 7/1, ISO228, DIN2999 , BSPT. BSP ,NPT ,G .R . ... 10)  material part :  brass body  SS 304&316 filter , plastic pin  Material: MS58, CW617N, CuZn40Pb2, CZ132 , HOT STAMPING/ FORGING Disc: Brass Disc silicon rubber seals or ABS disc NBR seals Welcome to your warmly inquiry!We would like to service with you!!  Customer designs are also welcomed!!  Welcome to your inquiry  in anytime. thanks the following is my detailed contact info . Gravity Concentration Equipment
The STL water-jacketed Gold Concentrator is a kind of gravity separation equipment. It was developed by Changchun Gold Research Institute Co., Ltd. in 1985 and entered the market. At present, it has been used in many domestic and foreign companies. It is suitable for the recovery of single gold in placer gold, vein gold mines and polymetallic mines, instead of mercury plate operations. The addition of large single gold particles in the collected ore before flotation can further increase the recovery rate of gold mines, and it can also be used from gold-bearing mines. Separate single gold from flotation gold-copper concentrate and flotation gold concentrate.
Gravity Concentration Equipment,Placer Gold Centrifugal Concentrator,Concentrator Gold,Fine Gold Concentrator,Gold Concentrator Machine Changchun Gold Research Institute Co.LTD , https://www.changchunmachine.com
Specifications of Brass spring check valve
4)  over 15 years experience 
Function
Check Valve is an automatic valve, its main function is to prevent the media backflow, prevent pump and drive motor reverse, and discharge the container medium. Check valve can also be used in pipelines that its pressure which may rise to exceed the system pressure auxiliary supply.
Classification
 Check valve is the valve relies on media flow to automatically open and close the disc, is used to prevent the media backflow, also known as check valve, one-way valve, reflux valve, and back pressure valve.
 
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Model NO.: JY0605
Flow Direction: Reversing
Standard: GB
Application: Industrial Usage, Water Industrial Usage, Household Usage
Standard or Nostandard: Standard
Temperature of Media: Normal Temperature
Media: Water
Working Pressure: Pn25
Certificate: ISO9001 Ce Acs. UL CSA
HS Code: 8481804090, 8481804090
Trademark: JUNYUAN
Transport Package: Polybag, Inner Box, Carton and Wooden Pallets
Specification: 1/2"--4"
Origin: Zhejiang
 Brass Spring Check Valve With Filter