Dimensional performance of pressure relief valve:
A27, A47-2Q special pressure relief valve for fans is a series of products developed by our factory according to specific working conditions and parameters. It has the characteristics of sensitive action, simple debugging, large displacement, small size and no medium discharge reaction force, and can more effectively protect the safety of fans and equipment.
Size and performance list of A27TW-2Q and A47TW-2Q pressure relief valves:
Size |
A27TW-2Q |
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SVF10 |
SVF12 |
SVF25 |
SVF32 |
SVF-50 |
SVF-80 |
SVF-100 |
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Valve material |
valve body |
QT450 |
QT450 |
L104 |
L104 |
QT450 |
QT450 |
QT450 |
spool |
2Cr13 |
2Cr13 |
L104 |
L104 |
2Cr13 |
2Cr13 |
2Cr13 |
|
Pressure |
set-pressure |
Arbitrary adjustment |
Arbitrary adjustment |
Arbitrary adjustment |
Arbitrary adjustment |
Arbitrary adjustment |
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pressure range |
0.015-0.07 |
0.015-0.07 |
0.015-0.18 |
0.015-0.18 |
0.015-0.06 |
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0.07-0.1 |
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0.12-0.2 |
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Adaptive temperature |
≤200℃ |
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Throat diameter |
ф6 |
ф10 |
ф20 |
ф25 |
ф37 |
ф52 |
ф70 |
|
outline dimension |
A |
12 |
15 |
17 |
19 |
30 |
30 |
30 |
S |
R3/8 |
R1/2 |
R1 |
R11/4 |
R2 |
R3 |
R4 |
|
H |
85 |
115 |
90 |
95 |
130 |
180 |
200 |
|
D |
20 |
25 |
40 |
45 |
ф80 |
ф103 |
ф126 |
|
b |
|
|
|
|
|
|
|
|
Use fan caliber |
ф32 |
ф40 |
ф50 |
ф65 |
ф80 |
ф100 |
ф150 |
|
- |
- |
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ф125 |
ф200 |
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Connection form of pressure relief valve |
R3/8pipe thread |
R1/2pipe thread |
R1pipe thread |
R11/4pipe thread |
R2pipe thread |
R3pipe thread |
R4pipe thread |
|
Size |
A47TW-2Q |
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SD-125 |
SD-150 |
SD-200 |
SD-250 |
SD-300 |
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Valve material |
valve body |
QT450 |
QT450 |
QT450 |
QT450 |
QT450 |
||
spool |
2Cr13 |
2Cr13 |
2Cr13 |
2Cr13 |
2Cr13 |
|||
Pressure |
set-pressure |
Arbitrary adjustment |
||||||
pressure range |
0.015-0.06 |
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0.07-0.01 |
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0.12-0.2 |
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Adaptive temperature |
≤200℃ |
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Throat diameter |
ф120 |
ф160 |
ф200 |
ф250 |
ф300 |
|||
outline dimension |
A |
75 |
85 |
105 |
105 |
122 |
||
S |
ф180 |
ф240 |
ф295 |
ф350 |
ф400 |
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H |
390 |
495 |
505 |
530 |
645 |
|||
D |
ф250 |
ф310 |
ф335 |
ф390 |
ф440 |
|||
b |
ф215 |
ф280 |
ф335 |
ф390 |
ф440 |
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Use fan caliber |
ф250 |
ф350 |
ф450 |
ф550 |
ф700 |
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- |
- |
- |
- |
- |
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ф300 |
ф400 |
ф500 |
ф600 |
ф800 |
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Connection form of pressure relief valve |
DN100 flange |
DN150 flange |
DN200 flange |
DN250 flange |
DN300 flange |