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", 1-1/2", 2", 3", 4", 6", 8", 10", and 12"
CONNECTIONS
- ANSI/ASME B16.5 Class 150 Flange
- KS/JIS 10K Flange
In-line Type Pressure Relief Valve
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.
Suitable materials available for corrosive Chemical, and supply
various size valve.
▶ Consult our factory for special application.
Specifications
Service | Pressure Relief, In-line |
---|---|
Set pressure, min/max Weight loaded type Spring loaded type |
22mmH²O(0.5oz/sq.in) / 700mmH²O(1psi) 700mmH²O(1psi) / 1.05kg/㎠(15psi) |
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, PTFE COATING |
Seating Diaphragm | FEP TEFLON (Weight loaded type) VITON O-ring (spring loaded type) | Metal to metal |
▶ Other special materials and special specifications are available upon customer`s request.