台湾317青铜安全阀SV-B27、S3W-A
(SV-B27) BRONZE SAFETY RELIEF VALVE (OLD MODEL: S3W-A)
MODEL: SV-B27 / SVP-B27 WITHOUT LEVER
MODEL: SV-B29 / SVP-B29 WITH LEVER
SV-B27/SV-B29 optional Pressure: 10.5~20 Kgf/cm2
When placing order, please indicate Working Pressure
The Disc can be replaced with PTFE for good effect of anti-leakage. (Model: SVP-B27, SVP-B29)
Working Fluid :
SV-B27/SV-B29/SVP-B29
Non-Corrosive Gas, Air, Steam.
SVP-B27 (without lever)
Non-Corrosive Gas, Liquid, Air, Steam, Water, Oil.
Working Temp:
-45℃～185℃
Working Pressure:
SV-B27 / SV-B29 :
0.3 ~ 10 Kgf/cm2 11 ~ 20 Kgf/cm2
SVP-B27 / SVP-B29 (PTFE)
3 ~ 10 Kgf/cm2
Thread End:
BSPT (BS21), NPT (ANSI B2.1)
MATERIAL:
No./ Parts
W/O Lever
SV-B27 (S3W-A)
SVP-B27
With Lever
SV-B29 (S3W-LR)
SVP-B29
Type :
METAL TO METAL
PTFE
1
Valve Seat
FORGE BRASS
FORGE BRASS
2
Valve Disc
FORGE BRASS
FORGE BRASS
3
Valve spindle
(Stem)
FORGE BRASS
FORGE BRASS
3-1
Valve Seal
-
PTFE
4
Valve Body
BRONZE
BRONZE
5
Spring Shoe
BsBM
BsBM
6
Adjusting Screw
BsBM
BsBM
7
Stop Nut
BsBM
BsBM
8
Cap
FORGE BRASS
FORGE BRASS
9
Lever (Type: B29)
STEEL
STEEL
10
Spring
SWOSC-V
SWOSC-V
11
Screw Washer
BsBM
BsBM
12
Hexagon Nut
BsBM
BsBM
13
Stop Bolt
BsBM
BsBM
14
Pin
BsBF
BsBF
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This type of safety valve is characterized by regulating of pressure in valve rising and blowing-out when actuated and is the smallest and lightest valve, and also can be used in non-corrosive gases (air, oxygen, nitrogen, etc.) steam and liquids, such as water and oil. The sizes shown in the chart are subject to change without notice.
Nominal
Diameter
Valve Seat
Diameter D
Lift
l
Effective Area mm2
L1
E
L2
F
Fitting Screw
Closed Type
Lever Type
2.22Dl
πD l
0.785D2
Inlet d1
Outlet d2
A mm
Weight
A1mm
Weight
12
12
0.52
13.32
18.84
113.0
29
50
PT 1/2
PF 1/2
138
0.52
161
0.59
19
19
0.76
32.05
45.36
283.3
36
58
PT 3/4
PF 3/4
150
0.66
172
0.74
25
25
1.00
55.50
78.53
490.6
40
70
PT 1
PF 1
180
1.09
202
1.19
32
32
1.28
90.93
128.67
803.8
50
82
PT 1.1/4
PF 1.1/4
206
1.90
222
1.94
38
38
1.52
128.22
181.45
1133.5
54
93
PT 1.1/2
PF 1.1/2
231
2.35
246
2.39
50
50
2.00
222.00
314.15
1962.5
67
102
PT 2
PF 2
265
3.85
282
4.11
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