Steel ball valves
Applications
- District heating networks
- District cooling networks
- HVAC side of heating and cooling systems as well as compressed air and oil networks etc.
Available
- in sizes from DN 10 to DN 800
- with full bore or reduced bore
- with welded connections according to EN (DIN) and GOST standards
- also with flanged or threaded connections
- with manual lever, manual gear, pneumatic, electric or hydraulic actuator
- with drain valve and mounting bracket (reduced bore, sizes ≥ DN 600 and full bore, sizes ≥ 700)
Characteristics
- fully welded construction
- lightweight
- easy to insulate
- space saving design
- easy to install and use
- maintenance-free
- long service life
- total bi-directional tightness (EN 12266-1, leakage rate A)
- high Kv value (minimum pressure loss, minimized pumping costs)
- high-quality materials, suitable for many different applications
- stainless steel or stainless material plated ball
- trunnion mounted (sizes ≥ DN 600)
- spring loaded PTFE ball seals
- blow-out safe stem construction
- stem sealing with double o-rings
Steel ball valve features
Fully welded structure of high quality materials
- pressure vessel steel
- suitable for many different applications and withstands varying water quality
- lightweight and space-saving design
- practically maintenance-free
Floating ball structure with spring loaded ball seals
- total bi-directional tightness (EN 12266-1, leakage rate A)
- tolerates thermal expansion axial loads
- takes pressure shocks without damage to the structure
Blow-out safe stem construction
- Ensures safe valve operation
- 90-degree position limiter
- valve position is always readable
Easy to install and insulate
- lightweight and simple to install
- the entire valve is easy to insulate
- no leakage risk
- no condensation problems
