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SEWON Q&TECH
PRESSURE RELIEF VALVE WITH FLAME ARRESTER
Model
SBD+SFG
Series
P/V Relief Valve with Flame Arrester
Product Description
NOMINAL SIZE
- 2", 3", 4", 6", 8", 10", and 12"
CONNECTIONS
- ANSI/ASME B16.5 Class 150 Flange
- KS/JIS 10K Flange
Combination model of Pressure Relief Valve and Flame Arrester.
Protect storage tank from overpressure and potential ignition source Installed in a storage tank or system where there is no possibility of generating a vacuum or a Vacuum Relief device is installed separately and only pressure relief function is required.
Air-cushion pallet reduces the internal vapor leakage
TEFLON seating diaphragms are standard Crimped ribbon flame elements Drilling conforming to ASME B16.5 for class 150 flanges, or KS/JIS 10K flanges
▶ Consult our factory for special application or special design.
Specifications
| Installation | Vertical |
|---|---|
| Model SBG+SFG Model SBD+SFG | End-of-line, vented to the atmosphere directly In-line, a flanged side connection is provided For pipe away of vapors |
| Flame arrester classification | Deflagration flame arrester, Bi-directional |
| Set pressure / Set vacuum | 20mmH2O to 700mmH2O(H2O specification) |
| Explosion gas group | IIA(standard), IIB/IIC(for special application) |
▶ Other specifications are available. consult our factory
Materials
| PART NAME | MATERIALS STANDARD | MATERIALS OPTIONAL |
|---|---|---|
| Body | Carbon Steel, 304 S.S, 316 S.S, Aluminum | Hastelloy, Alloy 20, Monel, Inconel |
| Flame Element | 304 S.S, 316 S.S | Hastelloy, Alloy 20, Monel, Inconel |
| Element Housing | 304 S.S, 316 S.S | Hastelloy, Alloy 20, Monel, Inconel |
| Stud Bolt and Nut | C.S, 304 S.S | 316 S.S |
| Pallet | 304 S.S, 316 S.S | Hastelloy, Alloy 20 |
| Seat | 304 S.S, 316 S.S, Aluminum | Hastelloy, Alloy 20 |
| Seating Diaphragm | FEP TEFLON (Weight loaded type) VITON O-ring (spring loaded type) | Metal to metal, Viton |
| Hood(Model SBG) | 304 S.S, Aluminum | 316 S.S |
▶ Other special materials such as Hastelloy B/C are available upon customer`s request.
Product List
P/V Relief Valve with Flame Arrester
PRESSURE AND VACUUM RELIEF VALVE RELIEF VALVE WITH FLAME ARRESTER
SBF+SFG
PRESSURE AND VACUUM RELIEF VALVE RELIEF VALVE WITH FLAME ARRESTER
SBB+SFG
PRESSURE RELIEF VALVE WITH FLAME ARRESTER
SBD+SFG
PRESSURE RELIEF VALVE WITH FLAME ARRESTER
SBG+SFG
PRESSURE AND VACUUM RELIEF VALVE RELIEF VALVE WITH FLAME ARRESTER
SBF+SFH
PRESSURE AND VACUUM RELIEF VALVE RELIEF VALVE WITH FLAME ARRESTER
SBB+SFH
Flame Arrester
FLAME ARRESTER
SFG
FLAME ARRESTER
SFE
FLAME ARRESTER
SFK
FLAME ARRESTER
SFJ
FLAME ARRESTER
STA+SFH
FLAME ARRESTER
STA
FLAME ARRESTER
SFO
FLAME ARRESTER
SFH
FLAME ARRESTER
SFL
FLAME ARRESTER
SFD
FLAME ARRESTER
SFC
P/V Relief Valve
PRESSURE AND VACUUM RELIEF VALVE
SBF
PRESSURE RELIEF VALVE
SBV
PRESSURE RELIEF VALVE
SBG
PRESSURE AND VACUUM RELIEF VALVE
SBB
PRESSURE AND VACUUM RELIEF VALVE
SBFJ
PRESSURE RELIEF VALVE
SBFV
PRESSURE RELIEF VALVE
SBD
Emergency Vent Cover
EMERGENCY VENT COVER
SEA
EMERGENCY VENT COVER
SEB
EMERGENCY VENT COVER
SEAS
EMERGENCY VENT COVER
SEVH
EMERGENCY VENT COVER
SEV
Gauge Hatch
Inert Gas Blanketing Device
Sampling Device
Others
Special Product
