2500LB Slab Gate Valve
Description
API 6D SLAB GATE VALVE TECHNICAL DATASHEET
Compliance: API 6D 24th Edition • Design Code: ASME B16.34 • Model: SGV-6D-HP
| Parameter Category | Technical Specification |
|---|---|
| Valve Type | API 6D Slab Gate Valve (Solid One-Piece Gate, Full Bore Design) |
| Operation | Manual Handwheel • Gear Operator • Electric/Pneumatic Actuator |
| Size Range | NPS 2″ to 36″ (DN 50–900) |
| Pressure Rating | Class 150 to 900 (PN 20–150) |
| Temperature Range | Standard: -29°C to +121°C Low-Temp Option: -46°C to +250°C |
| Sealing Direction | Bidirectional (Upstream & Downstream Isolation per API 6D Annex F) |
| Body Construction | Monobloc Casting (No Welds, API 6D Sec. 6.3) Material: WCB • LCB • CF8M |
| Gate Design | Solid 316SS Slab + Stellite 6 Overlay (HRC 45-50) Full Bore (ID = Pipe ID, Sec. 6.1.1) |
| Seat System | Floating Inconel 625 + RPTFE Seal Self-Adjusting Bidirectional Seals |
| Stem System | Integral T-Type Stem (API 6D Fig. 5) A182 F316 (NACE MR0175 for Sour Service) |
| Material Options | Standard: Body-WCB, Gate-F22+ENP, Seat-A105+RPTFE Low-Temp: Body-LCB, Gate-F316L+STL, Seat-Inconel 625 Sour Service: Body-WCC+NACE, Gate-F316+STL, Seat-F316+Metal |
| Testing | Shell Test: 1.5×PN @ 38°C Seat Test: 1.1×PN Bidirectional (Gas: ≤0.1 Nm³/h) Fire Test: API 6FA Certified Low-Pressure Test: 0.55 MPa Air (Bubble-Tight) |
| Dimensions | Face-to-Face: API 6D Table 8 Flanges: ASME B16.5 RF/FF Example: NPS 12″ Class 600: 495 mm F2F, 1,150 kg |
| Certifications | API 6D Monogram • PED 2014/68/EU Cat. IV NACE MR0103/MR0175 • API Q1 Quality System |
| Flow Performance | Flow Coefficient (Cv) ≥ 0.95 × Pipe Cv Operating Torque ≤ 300 Nm (NPS 12″ Class 300) |
| Fire Safety | API 6FA Certified – Secondary Metal Seal Activates @ 650°C |
| Applications | Oil/Gas Transmission Pipelines • LNG Terminal Isolation Sour Gas Wellheads • Tank Farm Block Valves |
