Needle Valves & Instrumentation
Needle Valves
NEEDLE VALVE (6,000 PSI)
PRECISION FLOW CONTROL / INSTRUMENTATION SERVICE
High-pressure needle valve designed for precise flow control and instrument isolation. Built with a self-centering, non-rotating stem, it delivers consistent shutoff and long service life. Ideal for applications requiring reliable throttling and leak-tight performance.
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Highlights
- Maximum working pressure 6,000 PSI (413 bar at 38°C); double bonnet assembly
- Self-centering, non-rotating stem ensures perfect seating and repeatable bubble-tight shutoff
- Connection sizes 1/4″ to 1″ NPT; female x female and male x female configurations
- Body material options: carbon steel, 316SS, 316LSS, 304SS, Monel, Hastelloy, Duplex, Inconel, and more
- NACE MR0175 compliant materials available on request
- PTFE or graphite packing; fire safe and lockable handle options available
- Pressure and temperature rated per chart; anti-tamper option available
Application
- Instrument isolation and throttling on oil and gas production and processing equipment
- Gauge root and instrument isolation service on process piping and vessels
- Sour gas and corrosive service requiring NACE MR0175 compliant materials
- General industrial process instrumentation requiring reliable bubble-tight shutoff
NEEDLE VALVE (10,000 PSI)
HIGH PRESSURE / PROCESS & TESTING
High-pressure needle valve designed for demanding process and testing applications. Built for elevated pressure operation, it provides dependable shutoff and consistent control. Ideal for systems requiring performance beyond standard pressure ratings.
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Highlights
- Maximum working pressure 10,000 PSI (690 bar at 38°C) for high-pressure service
- Self-centering, non-rotating stem for repeatable bubble-tight shutoff
- Connection sizes 1/4″ to 1″ NPT; female x female and male x female configurations
- Body material options: carbon steel, 316SS, 316LSS, 304SS, Monel, Hastelloy, Duplex, Inconel, and more
- NACE MR0175 compliant materials available on request
- PTFE or graphite packing; fire safe and lockable handle options available
- Also suited for high-pressure testing equipment and test bench applications
Application
- High-pressure instrument isolation on oil and gas production and processing equipment
- High-pressure testing equipment and test bench valve service
- Sour gas and corrosive high-pressure service requiring NACE MR0175 compliant materials
- Applications where 6,000 PSI rated needle valves are insufficient for the service pressure
STANDARD NEEDLE VALVE
GENERAL PURPOSE / INLINE CONFIGURATION
Standard needle valve designed for precise flow control in high-pressure oilfield and instrumentation applications. Built for reliability and repeatable shutoff performance across a wide range of configurations. Ideal for applications requiring accurate control and dependable sealing under pressure.
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Highlights
- Carbon steel and stainless steel material options
- Configurations: MxF and FxF
- NPT end connections per ASME B1.20.1
- Nylon seats at 6,000 PSI; metal seats at 10,000 PSI
- Viton seals
- NACE compliant standard
- Sizes: 1/4″ to 1″
- Pressure: 6,000 and 10,000 PSI
Application
- High pressure measurement and sampling points
- Oilfield instrumentation and control systems
- Wellhead and separator instrumentation
- Compressor station instrument isolation
- General process flow throttling and shut-off
ANGLE NEEDLE VALVE
90° FLOW PATH / COMPACT INSTALLATION
Angle-pattern needle valve designed for precise flow control in 90-degree installations. The compact body improves layout flexibility in panel-mounted and confined spaces. Ideal for applications requiring directional flow control and efficient use of space.
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Highlights
- 90-degree angle body configuration
- Carbon steel and stainless steel material options
- Configuration: MxF
- NPT end connections per ASME B1.20.1
- Nylon seats at 6,000 PSI; metal seats at 10,000 PSI
- Viton seals
- NACE compliant standard
- Sizes: 1/4″ and 1/2″
- Pressure: 6,000 and 10,000 PSI
Application
- Panel-mounted instrumentation systems
- Space-restricted oilfield installations
- Wellhead and separator instrument isolation
- Compressor station instrumentation
- High pressure measurement and sampling points
MINI NEEDLE VALVE
INSTRUMENTATION / COMPACT INSTALLATIONS
Compact needle valve designed for tight-space instrument connections. Built for precise control in confined installations, it provides reliable sealing and easy manual adjustment. Ideal for applications where space limitations require a smaller footprint.
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Highlights
- 1/4″ NPT male x female and female x female end connection configurations
- Compact form factor for tight-space instrument connections
- Maximum working pressure 6,000 PSI soft seat design
- Round thumbwheel handle for easy adjustment in confined installations
- Soft POM seat material for reliable low-torque sealing performance
- Body material: carbon steel or 316SS
- NACE MR0175 compliant materials available on request
Application
- Compact instrument isolation on tight-space process connections
- 1/4″ NPT instrument tubing and gauge connections requiring a mini needle valve
- Oil and gas production and processing instrumentation in space-constrained locations
- Applications requiring a low-profile needle valve with thumbwheel manual adjustment
MINI NEEDLE VALVE
GENERAL PURPOSE / COMPACT DESIGN
Compact needle valve designed for precise flow control in space-constrained applications. Smaller body size reduces weight while maintaining reliablity and control. Ideal for tight installations where space and accessibility are limited.
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Highlights
- Pressure: 6,000 PSI
- Sizes: 1/4″ and 1/2″
- Nylon seats; Viton seals
- NACE compliant standard
- NPT end connections per ASME B1.20.1
- Configurations: MxF and FxF
- Carbon steel and stainless steel material options
- Round and tee grip handle options
- Compact body for space-sensitive installations
Application
- Instrumentation and control panel installations
- Oilfield measurement and sampling points
- Wellhead and separator instrumentation
- Compressor station instrument isolation
- Light-duty process flow throttling and shut-off
Multiport / Manifold
2 VALVE MANIFOLD REMOTE MOUNTING
REMOTE MOUNTING / ISOLATION & VENTING
Two-valve manifold designed for remote mounting of instruments. Built to reduce installation complexity while providing isolation and venting in a compact assembly. Ideal for applications requiring efficient instrument mounting and system control.
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Highlights
- Integrated isolation and drain valve in one compact body reduces joints and saves space
- Drain valve outlet usable for calibration of pressure gauges, switches, and transmitters
- Maximum working pressure 6,000 PSI; 10,000 PSI version available
- Body material: carbon steel or 316SS; NACE MR0175 compliant materials on request
- Six configuration options: RF1 through RF4, RMF, and RFM for flexible installation
- Connection sizes 3/8″ to 1″ NPT; PTFE or graphite packing options
- Compatible with pressure gauges, pressure switches, and pressure transmitters
Application
- Remote mounting of pressure gauges, switches, and transmitters on process equipment
- Oil and gas production and processing instrumentation requiring compact manifold solutions
- Applications requiring in-service calibration capability without process shutdown
- Installations where minimizing joints and leak paths is a priority
GAUGE BLEED VALVE
ISOLATION / VENTING / CALIBRATION
Multiport gauge valve designed for pressure isolation, venting, and calibration. Built to allow safe repositioning or removal of instruments without disrupting the system. Ideal for applications requiring controlled pressure release and maintenance access.
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Highlights
- Multiport design allows gauge repositioning without disturbing the main process line
- Blind plug and bleed valve supplied standard with each unit
- Drain valve outlet usable for calibration purposes
- Maximum working pressure 6,000 PSI; 10,000 PSI version available
- Body material: carbon steel or 316SS; NACE MR0175 compliant materials on request
- Available in female x female (FF) and male x female (MF) configurations
- Connection sizes 1/4″ to 1″ NPT; PTFE or graphite packing options
Application
- Applications requiring gauge repositioning without process line shutdown
- Pressure gauge and pressure switch installation on process piping
- Instrument isolation and calibration on oil and gas production and processing equipment
- Corrosive and sour service requiring NACE MR0175 compliant materials
ISOLATOR BALL VALVE (STAINLESS STEEL)
CORROSION RESISTANT / TESTING & ISOLATION
Stainless steel isolator ball valve designed for safe pressure isolation and testing without system shutdown. Seal-welded construction minimizes leak paths while maintaining corrosion resistance in demanding environments. Ideal for sour gas, corrosive service, and applications requiring secure isolation and testing capability.
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Highlights
- Full stainless steel construction for corrosive and sour gas service environments
- Allows safety relief valve testing and isolation without downtime or disconnection
- Seal welded body prevents air pressure leakage paths
- Locking device on isolator and test port valve prevents inadvertent operation
- Blow-out proof stem design for reliable field safety
- Sizes 1″ x 1/4″ and 2″ x 1/4″; male x female NPT end connections
- Working pressure 2,000 PSI NSCWP (1″) and 1,500 PSI NSCWP (2″); NACE MR0175 compliant
Application
- Safety relief valve isolation and testing on sour gas and corrosive service equipment
- Separators, treaters, and pressure vessels in H2S and chemically aggressive environments
- Low temperature service requiring stainless steel construction down to -50°F
- Offshore and coastal installations requiring full stainless isolator valve assemblies
ISOLATOR BALL VALVE (CARBON STEEL)
GENERAL SERVICE / TESTING & ISOLATION
Carbon steel isolator ball valve engineered for safe pressure isolation and testing in oil and gas systems. Seal-welded construction improves reliability while integrated locking features prevent unintended operation. Ideal for demanding field applications requiring controlled isolation and testing.
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Highlights
- Allows safety relief valve testing and isolation without downtime or disconnection
- Seal welded body prevents air pressure leakage paths
- Locking device on isolator and test port valve prevents inadvertent operation
- Blow-out proof stem design for reliable field safety
- Sizes 1″ x 1/4″ and 2″ x 1/4″; male x female NPT end connections
- Working pressure 2,000 PSI NSCWP (1″) and 1,500 PSI NSCWP (2″)
- NACE MR0175-2009 compliant; inspected and tested per API 598
Application
- Applications requiring a locking isolator valve on instrument and relief valve connections
- Carbon steel service in standard oil and gas production environments
- Separators, treaters, and pressure vessels requiring in-service relief valve testing
- Safety relief valve isolation and testing on oil and gas production equipment
Other Valves
INLINE CHECK VALVE (BALL-TYPE)
INSTRUMENTATION / BACKFLOW CONTROL
Compact inline check valves designed for high-pressure backflow prevention in instrumentation and small-bore piping systems. Ball-type design ensures reliable sealing with minimal pressure drop. Well suited for corrosive and high-pressure environments.
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Highlights
- Sizes 1/8″ to 1″; maximum pressure rating 6,000 PSI at ambient temperature
- All-stainless steel construction: 316 SS body and outlet, 304 SS ball and spring
- Viton o-ring seal for reliable performance in chemically aggressive environments
- Male by female NPT end connections for straightforward inline installation
- Maximum operating temperature 250°F; pressure rating 4,900 PSI at maximum temperature
- Compact inline design suitable for tight installation spaces on instrument tubing
- NACE MR0175 compliant for sour service applications
Application
- Chemical injection and instrumentation backflow prevention on oil and gas facilities
- Small-bore process piping, instrument tubing, and high-pressure sampling systems
- Preventing backflow into chemical injection pumps and metering systems
- Corrosive and sour service applications requiring full stainless steel construction