Combining Genebre & VMV Valve Engineering
RBV Valves combines rapid European stock readiness with specialized severe-service thermal engineering. From Genebre’s CE/PED-certified steam line (pilot PRVs, thermodynamic & float traps, PN16 bellows globe valves) to VMV’s heavy-duty TA-Luft bellows isolation, pre-fabricated distribution manifolds, and mechanical condensate recovery pumps.
Zero-Leakage Bellows Sealed Valves & High-Pressure Steam Isolation
Hermetically sealed stem enclosures eliminating fugitive emissions, steam loss, and hazardous thermal oil leaks, complemented by forged Class 800 high-pressure valves.
Bellows Sealed Globe Valves
Multi-ply hydroformed stainless steel bellows packings that eliminate fugitive stem leaks and maintenance repacking on steam and hot oil.
- DIN EN 13709 / Cast Steel WCB, GS-C25 & CF8M
- Multi-ply Hydroformed Bellows (SS316Ti / Inconel)
- Secondary Pure Graphite Safety Packing Gland
- Pressure: PN16 / PN25 / PN40 (DN15–DN300)
- Operating Temp: -20°C up to +400°C
Class 800 Forged Steam Trim
Heavy-duty forged carbon steel gate, globe, and piston check valves designed for boiler headers, steam drum isolation, and soot blowers.
- ASTM A105 Forged Carbon Steel / F316 Stainless
- API 602 / ASME B16.34 Class 800 (138 Bar)
- Stellite Hardfaced Trim 8 Seats (Welded / Integral)
- NPT Threaded / Socket Weld (1/2" to 2" / DN15–DN50)
- Temperature Rating: -29°C to +425°C
Steam Ball & Gate Valves
Rapid quarter-turn ball valves equipped with carbon/graphite PTFE seats, plus ANSI 150 cast steel flexible wedge gate valves for main headers.
- 3-Piece & Flanged Fire-Safe API 607 / ISO 10497
- Steam-Grade 25% Carbon/Graphite PTFE Seats (200°C)
- Cast Steel WCB / CF8M Body Material
- ANSI Class 150 & DIN PN16 (1/2" to 12" / DN15–DN300)
- Stem with Anti-Static Device & ISO 5211 Direct Mount
Steam Pressure Reduction, Modulating Control & Safety Valves
Precision pilot-operated regulators, modulating globe control valves, and certified safety valves safeguarding downstream equipment and maintaining consistent steam enthalpy.
Pilot Operated Pressure Reducing Valve
Internal pilot-operated diaphragm steam PRVs providing rock-steady reduced steam pressure to process equipment irrespective of boiler load swings.
- Ductile Iron GGG-40.3 / Cast Steel WCB Body
- Hardened Stainless Steel Disc & Seat Trim
- High Accuracy (±1 psi) with Turndown Ratio up to 10:1
- Size: DN15 to DN100 (Flanged PN16–PN40) / 1/2" to 2" (BSP/NPT)
- Pressure Rating: PN16–PN40 (Inlet up to 40 Bar / Adjustable: 0.2 to 14 Bar)
Modulating Steam Control Valves
Two-way pneumatic modulating globe control valves engineered for accurate steam heat exchanger temperature and pressure control loops.
- Size Range: DN15 to DN500 (1/2" to 20")
- Pressure Rating: PN16–PN420 / Class 150–Class 2500
- Linear or Equal Percentage Stainless Steel Trim
- Multi-Spring Pneumatic Diaphragm Actuator (Air-to-Open/Close)
- 4–20 mA Smart Electro-Pneumatic Positioner (HART / Profibus)
- Operating Temp: -20°C to +230°C (Extended to +450°C)
Steam Safety Valves
Full-stroke high-discharge overpressure safety valves equipped with manual easing levers for statutory boiler inspection and plant safety.
- Ductile Iron GGG-40.3 / Cast Steel WCB Body
- Stainless Steel Spring & Hardfaced Seat (Stellite Trim)
- Open Test Lever for Steam Inspection Compliance
- Pressure: PN16 / PN40 (Set Pressure 0.5 to 32 Bar)
- CE / PED 2014/68/EU & ASME Boiler Code Compliance
Steam Trapping & Moisture Separation
Comprehensive thermodynamic, thermostatic, and mechanical steam trapping alongside centrifugal moisture separation to eliminate condensate, prevent water hammer, and purify steam dryness.
Thermodynamic Steam Trap
Compact thermodynamic disc trap with hardened stainless steel disc and integral removable strainer, engineered for high-pressure steam mains drainage and tracing.
- Stainless Steel ASTM A276 Type 420 Body & Hardened Disc
- Built-in Removable Stainless Steel Strainer Screen
- Design Pressure: PN63 | PMA: 63 bar (120°C) | TMA: 425°C
- Max Operating Pressure (PMO): 52 bar (Saturated Steam)
- Minimum ΔP: 0.25 bar | Max Backpressure: 80% of Inlet
- Size: DN15 to DN25 (1/2" to 1" Threaded ISO 228/1)
Thermostatic Steam Trap
Pressure-balanced thermostatic capsule trap providing superior startup air removal and condensate subcooling for tracing lines and heat equipment.
- Forged Carbon Steel ASTM A105 Body & Cover
- Stainless Steel 304 Membrane Capsule with Inconel Spring
- Built-in Removable Stainless Steel Strainer Screen
- Design Pressure: PN40 | PMA: 38 bar | TMA: 300°C
- Maximum Differential Pressure (ΔP): 21 bar
- Size: DN15 to DN25 (1/2" to 1" Threaded ISO 228/1)
Ball Float Steam Trap
Continuous modulating mechanical float trap with built-in thermostatic air vent capsule for instant condensate drainage without subcooling in heat exchangers.
- Cast Steel 1.0619 (WCB) Body & Cover
- All Stainless Steel Internals (SS304/SS316 Float, Lever & Seat)
- Integral Automatic Thermostatic Air Vent Capsule
- Design Pressure: PN16 | PMA: 16 bar (120°C) | TMA: 250°C
- Available ΔP Orifices: Max 4.5 bar (Model 045) / Max 10 bar (Model 100)
- Size: DN15 to DN25 (1/2" to 1" Flanged EN 1092-1 PN16)
Inverter Bucket Steam Trap
Rugged mechanical inverted bucket trap offering extreme resistance to water hammer, dirty condensate, and backpressure with intermittent positive discharge.
- Ductile Iron GGG-40 Body & Cover
- Stainless Steel Inverted Bucket, Lever Mechanism & Seat
- Integral Stainless Steel Internal Strainer Filter
- Design Pressure: PN16 | PMA: 14 bar | TMA: 300°C
- Available ΔP Models: Max 5 bar (050), 9 bar (090), 14 bar (140)
- Size: DN15 to DN20 (1/2" and 3/4" Threaded ISO 228-1)
Moisture Separator
High-efficiency horizontal centrifugal coalescing moisture separator removing entrained liquid droplets from steam lines to deliver >98% steam dryness.
- Ductile Iron Body with ASTM A105 Carbon Steel Plugs
- Internal Centrifugal Baffle with Negligible Pressure Drop
- Bottom Drainage Connection for Steam Trap Station
- Design Pressure: PN25 | PMA: 17.2 bar (38°C) | TMA: 300°C (11 bar)
- Max Working Saturated Steam Pressure: 13.8 bar
- Size: 1-1/2" to 4" (DN40 to DN100 Flanged ASME B16.5 Class 150)
Steam Distribution Manifolds, Condensate Recovery & System Accessories
Pre-engineered bellows sealed manifolds, modular steam trap stations, and non-electric mechanical pump trap systems engineered to recover thermal energy and simplify plant layouts.
Bellow Forged Steel Manifold
Standardized, integrated forged steel steam distribution and condensate collection manifolds centralizing branch isolation, reducing on-site construction time and eliminating leakage at the stem packing.
- Body & Bonnet: Forged Carbon Steel ASTM A105
- Stem Sealing: Built-in Stainless Steel Bellows + Secondary Graphite Packing (Zero Leakage)
- Valve Core / Seat: SS440C Martensitic Hardened Core with Spherical Line Sealing
- Modular Ports: 4, 8, or 12 Port Standard Skid-Mounted Branch Combinations
- Pressure & Temp: PN40 / Class 300 (Max Working Pressure 4.0 MPa / Temp up to 350°C)
- Configuration: Dedicated Top Steam Inlet & Bottom Drain Port with Trap Group
Steam Trap Station
Compact, all-stainless-steel inverted bucket steam trap station integrating upstream/downstream isolation, internal water sealing, and check valve with zero live steam leakage.
- Body & Bonnet: All Forged Stainless Steel F304 / F316 Construction
- Internal Trim: All Stainless Steel (SS304/SS316, 420 Seat, 440+304 Disc)
- Integrated Architecture: Upstream & Downstream Isolation Valves + Built-in Check Valve
- Water Seal Design: U-Shaped Stainless Steel Flow Channel & Flexible Closure System
- High Backpressure Tolerance: Backpressure Rate Exceeds 90%
- Pressure & Size: PN25 (Max Operating Pressure 1.6 MPa / 16 Bar) | DN15–DN25
Pump Trap System
Mechanical power pump utilizing motive steam or compressed air to transport boiling condensate from low-pressure or vacuum heat exchangers back to the boiler room without electricity.
- Body & Cap Material: Cast Steel WCB / ASTM A105 (PN16 / Class 150)
- Motive Power: Saturated Steam or Compressed Air (Zero Electricity Required)
- Snap-Action Spring: Nickel-Base Superalloy (Stable at 540°C, Anti-Stall Mechanism)
- Internal Trim: All Stainless Steel (304 Float, 420 Seat, 440C Core, Stellite Rack)
- Zero Cavitation: Actively Handles 100°C+ Boiling Condensate with No Impeller Wear
- In-Line Maintenance: Quick-Open Valve Cover Servicing Without Pipe Disconnection