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Sewon Q&TECH

Product

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

P/V Relief Valve

For your safety, choose our products.

NOMINAL SIZE

- 1-1/2", 2", 3", 4", 6", 8", 10", and 12"

CONNECTIONS

- ANSI/ASME B16.5 Class 150 Flange
- KS/JIS 10K Flange

Installed the steam jacket as standard equipment, and provides a
means of transferring heat from steam to the vent Used on tanks
containing liquids whose vapors tend to crystallize at ambient
temperatures

304 stainless steel, and weather hood 304 S.S jacket are standard
air-cushioned pallet assures minimal internal vapor leakage Guided pressure
and vacuum pallets assure smooth lift and closure, and suitable materials
available for corrosive and extreme temperature service

Jacket connection are ANSI/ASME B 16.5 for Class 150 Flanges.
Hydrostatic testing can be done in accordance with the customer's request.
Threaded connections are also available.

Specifications

Service Pressure and Vacuum Relief, End-of-line
Set pressure & set vacuum, min/max 22mmH²O(0.5oz/sq.in) / 700mmH²O(1psi)
Temperature range(standard) -45°C~120°C(-1130℉~+248℉)

Materials

PART NAME MATERIALS STANDARD MATERIALS OPTIONAL
Body & Cover Carbon Steel, 304 S.S, 316 S.S, Aluminum Hastelloy, Alloy 20, FRP, PTFE, ETFE LINED
Seat 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
Pallet Guide 304 S.S, 316 S.S 316 S.S
Seating Diaphragm FEP TEFLON Metal to metal
Weather Hood 304 S.S, Aluminum 316 S.S

▶ Other special materials and special specifications are available upon customer`s request.

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