NOMINAL SIZE
- 2", 3", 4", 6", 8", 10", and 12"
- Available Customized Design
CONNECTIONS
- ANSI/ASME B16.5 Class 150 Flange
- KS/JIS 10K Flange
Combination model of Pressure & Vacuum Relief Valve and Flame Arrester.
Installed at in-line. Protect storage tank from overpressure or excessive vacuum, and potential ignition source Air-cushion pallet reduces the
internal vapor leakage
TEFLON seat diaphragms are standard to minimize sticking caused by resinous vapors and atmospheric moisture Crimped ribbon flame elements Drilling conforming to ANSI/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 SBF+SFG Model SBB+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 SBF) | 304 S.S, Aluminum | 316 S.S |
▶ Other special materials such as Hastelloy B/C are available upon customer`s request.
