Material |
Valve body: Casting stainless steel |
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Valve stem: 1Cr18Ni9 |
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Seal: Fluon filler and O-ring Nitrile rubber sealing combination |
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Valve plate / clark: Brass |
Pressure rating |
1.6MPa (At 150℃) |
Pipe connection |
G / BSP / NPT |
Working medium |
Water/Steam |
Fluid temperature |
0~130℃ |
Flowing characteristics |
Equal percentage |
Leakage |
Less than 0.05% of Kv factor |
SPECIFICATIONS AND TECHNICAL DATA
STANDARD VALVE MODEL |
STEAM VALVE MODEL |
TYPE |
SIZE (DN) |
Kv |
STANDARD VALVE MAX. ∆P (MPa) |
STEAM VALVE MAX. ∆P (MPa) |
STROKE (mm) |
mm |
in |
FIT WITH VA-31XX |
FIT WITH VA-32XX |
FIT WITH VA-31XX |
FIT WITH VA-32XX |
VB-4200-20(*Q) |
VB-4200-20V(*Q) |
2-Way |
20 |
3/4” |
6.3 |
1.2 |
1.6 |
1.0 |
1.4 |
20 |
VB-4200-25(*Q) |
VB-4200-25V(*Q) |
25 |
1” |
10 |
1.0 |
1.4 |
0.8 |
1.2 |
VB-4200-32(*Q) |
VB-4200-32V(*Q) |
32 |
1¼” |
16 |
0.75 |
1.1 |
0.6 |
1.0 |
VB-4200-40(*Q) |
VB-4200-40V(*Q) |
40 |
1½” |
25 |
0.5 |
|
0.4 |
0.7 |
VB-4200-50(*Q) |
VB-4200-50V(*Q) |
50 |
2” |
40 |
|
0.5 |
0.2 |
0.4 |
VB-4300-20(*Q) |
VB-4300-20V(*Q) |
3-Way |
20 |
3/4” |
6.3 |
1.2 |
1.6 |
1.0 |
1.4 |
VB-4300-25(*Q) |
VB-4300-25V(*Q) |
25 |
1” |
10 |
1.0 |
1.4 |
0.8 |
1.2 |
VB-4300-32(*Q) |
VB-4300-32V(*Q) |
32 |
1¼” |
16 |
0.75 |
1.1 |
0.6 |
1.0 |
VB-4300-40(*Q) |
VB-4300-40V(*Q) |
40 |
1½” |
25 |
0.5 |
0.8 |
0.4 |
0.7 |
VB-4300-50(*Q) |
VB-3300-50V(*Q) |
50 |
2” |
40 |
0.3 |
0.5 |
0.2 |
0.4 |
* Q indicates Easy Installation type valve. The Easy Installation Actuator can only be installed on Easy Installation type valve. If Easy Installation type valve is required on steam valve, radiator is not available.
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