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VF40 Cast Iron Water Control Valve
VF40 Cast Iron Water Control Valve
VF53 cast steel series electric steam control valves are suitable for continuous control in district heating systems and HVAC systems. It can be assembled with Siemens SAX, SKD, SKB, and SKC series actuators.
Description
VF40 Cast Iron Water Globe Control Valve
Precision casting iron valve body
The valve body adopts a pressure balance type, which ensures high shut-off capacity under low force and switches freely under high differential pressure
Maximum allowable differential pressure 1000kpa
Stem seal using a combination of special seals
All-metal connection valve seat to ensure the service life
Comply with GB9113 flange connection standard
Technical Parameters
Size: DN25 to DN250
Nominal pressure: PN16
Applicable medium: Water, steam
Medium temperature: -20 to 350℃
Fluid characteristics: Equal percentage
Leakage rate: Kvs ≤0.02%
Valve stem, plug, seat: 304 stainless steel
Stroke: DN25-100 20mm, DN125-250 40mm
Order NO. Size Kv Value Travel SAX SKD SKB SKC
– – – – – – – –
Model DN （m3/h） – 800N 1000N 2800N 2800N
VF40.25 DN25 10 20mm ● ● ○ ○
VF40.32 DN32 12 20mm ● ● ○ ○
VF40.40 DN40 19 20mm ● ● ○ ○
VF40.50 DN50 31 20mm ● ● ● ○
VF40.65 DN65 49 20mm ● ● ● ○
VF40.80 DN80 78 20mm ● ● ● ○
VF40.100 DN100 124 20mm ○ ● ● ○
VF40.125 DN125 200 40mm ○ ○ ○ ●
VF40.150 DN150 300 40mm ○ ○ ○ ●
VF40.200 DN200 420 40mm ○ ○ ○ ●
VF40.250 DN250 580 40mm ○ ○ ○ ●
Note: ● means selectable actuator, ○ means non-selectable actuator
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