NOMINAL SIZE
- 2", 3", 4", 6", 8", 10", and 12"
CONNECTIONS
- ANSI/ASME B16.5 Class 150 Flange
- KS/JIS 10K Flange
Combination model of Pressure Relief Valve and Flame Arrester.
Protect storage tank from overpressure and potential ignition source 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.
Air-cushion pallet reduces the internal vapor leakage
TEFLON seating diaphragms are standard Crimped ribbon flame elements Drilling conforming to ASME B16.5 for class 150 flanges, or KS/JIS 10K flanges
▶ Consult our factory for special application or special design.
Specifications
| Installation | Vertical |
|---|---|
| Model SBG+SFG Model SBD+SFG | End-of-line, vented to the atmosphere directly In-line, a flanged side connection is provided For pipe away of vapors |
| Flame arrester classification | Deflagration flame arrester, Bi-directional |
| Set pressure / Set vacuum | 20mmH2O to 700mmH2O(H2O specification) |
| Explosion gas group | IIA(standard), IIB/IIC(for special application) |
▶ 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, Monel, Inconel |
| Flame Element | 304 S.S, 316 S.S | Hastelloy, Alloy 20, Monel, Inconel |
| Element Housing | 304 S.S, 316 S.S | Hastelloy, Alloy 20, Monel, Inconel |
| Stud Bolt and Nut | C.S, 304 S.S | 316 S.S |
| Pallet | 304 S.S, 316 S.S | Hastelloy, Alloy 20 |
| Seat | 304 S.S, 316 S.S, Aluminum | Hastelloy, Alloy 20 |
| Seating Diaphragm | FEP TEFLON (Weight loaded type) VITON O-ring (spring loaded type) | Metal to metal, Viton |
| Hood(Model SBG) | 304 S.S, Aluminum | 316 S.S |
▶ Other special materials such as Hastelloy B/C are available upon customer`s request.
