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 indicateWorking Pressure
The Disc can be replaced withPTFEfor 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./ PartsW/O LeverSV-B27 (S3W-A)SVP-B27
With LeverSV-B29 (S3W-LR)SVP-B29
Type :METAL TO METALPTFE
1Valve SeatFORGE BRASSFORGE BRASS
2Valve DiscFORGE BRASSFORGE BRASS
3Valve spindle
(Stem)FORGE BRASSFORGE BRASS
3-1Valve Seal-PTFE
4Valve BodyBRONZEBRONZE
5Spring ShoeBsBMBsBM
6Adjusting ScrewBsBMBsBM
7Stop NutBsBMBsBM
8CapFORGE BRASSFORGE BRASS
9Lever (Type: B29)STEELSTEEL
10SpringSWOSC-VSWOSC-V
11Screw WasherBsBMBsBM
12Hexagon NutBsBMBsBM
13Stop BoltBsBMBsBM
14PinBsBFBsBF
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
DiameterValve Seat
Diameter DLift
lEffective Area mm2L1
EL2
FFitting ScrewClosed TypeLever Type
2.22DlπDl0.785D2Inlet d1Outlet d2A mmWeightA1 mmWeight
12120.5213.3218.84113.02950PT 1/2PF 1/21380.521610.59
19190.7632.0545.36283.33658PT 3/4PF 3/41500.661720.74
25251.0055.5078.53490.64070PT 1PF 11801.092021.19
32321.2890.93128.67803.85082PT 1.1/4PF 1.1/42061.902221.94
38381.52128.22181.451133.55493PT 1.1/2PF 1.1/22312.352462.39
50502.00222.00314.151962.567102PT 2PF 22653.852824.11
