16“ 600LB Pressure Regulating Valves (PRV) Pilot Controlled for Gas Service
Description
TECHNICAL DATA SHEET
PRODUCT: SAVVY CAST STEEL PRESSURE REGULATING VALVE (PRV)
1. GENERAL DESCRIPTION
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Self-modulating pilot-controlled pressure regulating valves
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Capable of upstream or downstream pressure control
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Set point adjustable via pilot valve with pressure gauge reference
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Available in straight pattern and Y-pattern designs
2. KEY SPECIFICATIONS
| PARAMETER | SPECIFICATION RANGE |
|---|---|
| Size Range | NPS 2″ to 24″ (DN 50 to DN 600) |
| Pressure Class | ASME 150 to 2500 |
| Design Temp Range | -29°C to 425°C (std. materials) |
| Flow Direction | Bidirectional (configurable) |
3. CONSTRUCTION MATERIALS
PRIMARY COMPONENT MATERIALS
| COMPONENT | MATERIAL OPTIONS |
|---|---|
| Valve Body | Casting: A216 WCB, A351 CF3/CF8/CF3M/CF8M, A995 4A/5A, A352 LCB/LCC/LC2 Forging (≤NPS 2″): A105, A350 LF2/LF3/LF5, A182 F304/F304L/F316/F316L/F51/F53 |
| Trim | Stainless Steel, Duplex (F51/F53), Alloy 20, Monel, Inconel, Hastelloy |
| Bonnet | Bolted / Welded / Pressure Seal design |
4. DESIGN FEATURES
| CATEGORY | DETAILS |
|---|---|
| Control System | Pilot-operated, self-modulating control with piston-balanced trim |
| End Connections | • Socket Weld (SW) – ASME B16.11 • Threaded (NPT) – ASME B1.20.1 • Flanged (RF/RTJ) – ASME B16.5 • Butt Weld (BW) |
| Bonnet Design | Bolted / Welded / Pressure Seal |
| Sealing Technology | Metal-to-metal seat, Fire-safe design per API 607/ISO 10497 |
5. DESIGN & TESTING STANDARDS
| STANDARD TYPE | APPLICABLE STANDARDS |
|---|---|
| Design & Manufacture | API 602, ASME B16.34 |
| End Connections | ASME B16.11 (SW), B1.20.1 (NPT), B16.5 (Flanged) |
| Testing | API 598 (Shell test, Seat leakage) |
| Special Compliance | NACE MR-0175/MR-0103 (SSC), ISO 15848 (Fugitive Emissions), API 624 (Low Emissions) |
6. PERFORMANCE CHARACTERISTICS
| PARAMETER | PERFORMANCE DATA |
|---|---|
| Set Pressure Range | 1.5~42 MPa (adjustable via pilot) |
| Regulation Accuracy | ±2% of set point |
| Leakage Class | ANSI Class IV (metal seat) / Class VI (soft seat option) |
| Flow Coefficient | Cv 10~12,000 (varies by size/design) |
7. TYPICAL APPLICATIONS
► Steam distribution systems
► Petrochemical processing plants
► Power generation (boiler feedwater)
► Offshore platforms (NACE compliant)
► High-pressure gas transmission
8. OPTIONAL FEATURES
▷ Position indicator
▷ Lockable pilot adjustment
▷ Pneumatic/Electric positioner
▷ Cryogenic design (-196°C)
▷ Extended bonnet for insulation
Notes:
Material selection subject to fluid compatibility & PED/ASME compliance
Class 1500+ valves require pressure seal bonnet design
Duplex/Ferralium trim recommended for cavitation-prone services
