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SEWON Q&TECH
EMERGENCY VENT COVER
Model
SEVH
Series
Emergency Vent Cover
Product Description
NOMINAL SIZE
- 16", 18", 20", and 24"
- Other sizes or specifications are available upon request.
CONNECTIONS
- API 650 Flange drilling(For 20" & 24" only)
- ASME 150Lbs Flange drilling
- KS/JIS 5K Flange drilling
- KS/JIS 10K Flange drilling
Applies Hinge mechanism to SEV model Emergency relief equipment for pressure & vacuum relief Pallet assembly closes and reseats when the pressure is reduced
Drilling conforming to API 650, ASME B16.5 for class 150 flanges, or KS/JIS 5K/10K flanges Enable exact re-seating and also can be used as secondary safety device against Breather Valve failure.
▶ Consult our factory for special application.
Specifications
| Installation | Vertical |
|---|---|
| Type | Weight loaded, conventional emergency pressure and vacuum relief vent with hinge mechanism |
| Set pressure | Maximum 700mmH²O |
Materials
| PART NAME | MATERIALS STANDARD | MATERIALS OPTIONAL |
|---|---|---|
| Body | Carbon Steel, 304 S.S, 316 S.S,Aluminum | Hastelloy, Alloy 20, FRP, PTFE, ETFE LINED |
| Pallet | 304 S.S, 316 S.S | Hastelloy, Alloy 20, FRP, PTFE, ETFE LINED |
| Weight | A36 | 304 S.S |
| Diaphragm/O-ring | Teflon(Diaphragm seal) | NBR, Viton(O-ring seal) |
| Weather Hood | 304 S.S,Aluminum | 316 S.S |
▶ Other special materials are available upon customer`s request.
Basic Ordering Information
1. Model and type
2. Tank Diameter and Height
3. Tank Type
4. Design Pressure of the tank
5. Fluid Handling
6. Size and Connection
7. Material
Product List
Emergency Vent Cover
EMERGENCY VENT COVER
SEA
EMERGENCY VENT COVER
SEB
EMERGENCY VENT COVER
SEAS
EMERGENCY VENT COVER
SEVH
EMERGENCY VENT COVER
SEV
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
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
Gauge Hatch
Inert Gas Blanketing Device
Sampling Device
Others
Special Product
