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SEWON Q&TECH
GAUGE HATCH
Model
SMC
Series
Gauge Hatch
Product Description
NOMINAL SIZE
- 24", 30", and 36"
CONNECTIONS
- ASME B16.5 Class 150 Flange(24")
- KS/JIS 10K Flange
- API 650 Flange(24")
- ASME B16.47, MSS SP 44(30" or 36")
Large size Gauge Hatch which designed to open the manhole cover during the maintenance of the storage tank in order to provide easy entry of the maintenance personnel. Non-sparking design and gas tight to 1 PSI Available in NBR, VITON and other elastomers
Drilling conforming to ASME B 16.5 for class 150 flanges(24"), ASME B 16.47 for 150 flanges(30" & 36"), or KS/JIS 10K flanges Large size more than 24" NBR is standard for seat surface to prevent the leakage during normal operating condition but Viton of high corrosion resistance for Chemical is optional.
▶ Consult our factory for special application.
Specifications
| Maximum Working Pressure | 70mbar(g) (1psi) |
|---|---|
| Type | Non-sparking, lockdown mechanism |
Materials
| PART NAME | MATERIALS STANDARD | MATERIALS OPTIONAL |
|---|---|---|
| Body | Carbon Steel, 304 S.S, 316 S.S,Aluminum | Hastelloy, Alloy 20 |
| Seat Material | Teflon | Viton |
| Eye bolt & Buttfly Nut | 304 S.S | - |
| Hinge Pin | 304 S.S | - |
Basic Ordering Information
1. Model andType
2. Fluid Handing
3. Operating Temperature & Pressure ranges
4. Size and Connection
5. Material
Product List
Gauge Hatch
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
Emergency Vent Cover
EMERGENCY VENT COVER
SEA
EMERGENCY VENT COVER
SEB
EMERGENCY VENT COVER
SEAS
EMERGENCY VENT COVER
SEVH
EMERGENCY VENT COVER
SEV
Inert Gas Blanketing Device
Sampling Device
Others
Special Product
