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Sewon Q&TECH

Product

Sewon is the world's best company and will manage the world.

Gauge Hatch

For your safety, choose our products.

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

▶ 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
Seat Material Teflon Viton
Eye bolt & Buttfly Nut 304 S.S -
Hinge Pin 304 S.S -

▶ Other special materials such as Hastelloy B/C & Alloy 20 are available upon customer`s request.

Basic Ordering Information

1. Model andType
2. Fluid Handing
3. Operating Temperature & Pressure ranges
4. Size and Connection
5. Material

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