Technical Overview
Foot Valve Spring Type PN10-16-25 is used in industrial, agricultural, potable water, sewage systems and non-corrosive liquid applications with a maximum temperature of 80°C.
This valve is used to prevent backflow of liquid and hammer effect, especially in pump stations.
Technical Overview
Foot Valve Spring Type PN10-16-25 is part of the foot valve range. The valve uses a spring-type blocking mechanism and is designed for reverse-flow prevention.
According to the catalog, the trimming of components, installation and sealing mechanism are designed by AICC.
Applications
- Industrial systems
- Agricultural systems
- Potable water systems
- Sewage systems
- Non-corrosive liquid service up to 80°C
- Pump stations
Design Features
- Used to prevent backflow of liquid
- Used to reduce hammer effect, especially in pump stations
- Suitable for installation in different positions
- Can be installed vertically or horizontally
- Trimming of components, installation and sealing mechanism designed by AICC
- Minimum opening pressure: 0.1 bar
- Minimum sealing pressure: 0.5 bar
Standards and Dimensions
Flange drilling and flange dimensions are according to EN1092-2.
Other flange standards are available upon request.
Hydrostatic testing is according to ISO5208.
Materials
The body is made of ductile iron EN1563 GJS400.
The blocking disk is made of ductile iron vulcanized with EPDM/NBR according to DIN53538-5.
The spindle is made of stainless steel 1.4021 according to DIN17440.
The filter is made of stainless steel AISI304 according to DIN17440, with 5 mm hole diameter.
The cap is made of GJS400.
The O-ring material is NBR.
Coating
Inside and outside surfaces of ductile iron parts are coated with a minimum 250 micron epoxy electrostatic coating according to DIN30677.
Hydrostatic Test
Hydrostatic testing is according to ISO5208.
For PN10, the catalog table lists a body test pressure of 15 bar.
Available Sizes
The catalog table lists Foot Valve Spring Type in DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250 and DN300 sizes.
Technical Summary
Foot Valve Spring Type PN10-16-25 is used for reverse-flow prevention in industrial, agricultural, potable water, sewage and pump station applications up to 80°C. The catalog mentions ductile iron EN1563 GJS400 body, EPDM/NBR vulcanized blocking disk, stainless steel 1.4021 spindle, stainless steel AISI304 filter, NBR O-ring, EN1092-2 flange dimensions, DIN30677 epoxy coating and ISO5208 hydrostatic testing.
Related category: Foot Valves
FAQ
What is Foot Valve Spring Type PN10-16-25 used for?
It is used to prevent backflow of liquid and hammer effect in industrial, agricultural, potable water, sewage and pump station applications.
Can this valve be installed vertically or horizontally?
Yes. The catalog mentions that it is suitable for installation in different positions, vertically or horizontally.
What is the minimum opening pressure?
The minimum opening pressure is 0.1 bar.
What is the minimum sealing pressure?
The minimum sealing pressure is 0.5 bar.
What sizes are listed?
The catalog table lists DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250 and DN300.