臺(tái)灣317青銅安全閥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
|
|
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
|
A1 mm
|
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
|
|
