Instrumentation & valves

Precision instrumentation products, supplied to specification

Fittings, valves and tubing in SS316, carbon steel, brass and specialist alloys — sized 1/8" to 1" and rated to 10,000 psi, with material traceability on every line item.

Group A

Instrumentation fittings, valves & tubing

Nine core categories held against project specifications, with dimensional and pressure data confirmed at enquiry stage.

Range of stainless steel instrumentation tube fittings including unions, elbows, tees and adapters

Tube Fittings

Twin-ferrule instrumentation tube fittings for leak-tight, remakeable connections on impulse lines, analyser tubing and hydraulic runs.

Specification range
TypeSizeMaterialPressure
Union1/8"–1" (6–25 mm)SS316 / CS / Brass / AlloyUp to 6000 psi
Elbow1/8"–1" (6–25 mm)SS316 / CS / Brass / AlloyUp to 6000 psi
Tee1/8"–1" (6–25 mm)SS316 / CS / Brass / AlloyUp to 6000 psi
Adapter1/8"–1" (6–25 mm)SS316 / CS / Brass / AlloyUp to 6000 psi
Stainless steel pipe fittings including couplings, plugs and reducers in NPT and BSP thread standards

Pipe Fittings

Threaded pipe fittings to NPT and BSP standards for utility, instrument air and general process connections.

Specification range
TypeSizeMaterialStandard
Coupling1/8"–2"SS316 / CSNPT / BSP
Plug1/8"–2"SS316 / CSNPT / BSP
Reducer1/8"–2"SS316 / CSNPT / BSP
Straight and angle pattern stainless steel needle valves for high pressure instrumentation flow control

Needle Valves

Fine-throttling needle valves for isolation and calibrated flow control on gauge, transmitter and sampling lines.

Specification range
PatternSizeMaterialPressure
Straight1/8"–1" (6–25 mm)SS316 / Alloy6000–10,000 psi
Angle pattern1/8"–1" (6–25 mm)SS316 / Stainless steelHigh-pressure flow control
Two way and three way stainless steel instrumentation ball valves arranged by size

Ball Valves

Quarter-turn instrumentation ball valves for positive isolation, available in 2-way and 3-way diverting configurations.

Specification range
ConfigurationSizeMaterialPressure
2-way1/8"–1" (6–25 mm)SS316 / CSUp to 6000 psi
3-way1/8"–1" (6–25 mm)SS316 / CSUp to 6000 psi
Two valve, three valve and five valve stainless steel instrumentation manifolds for transmitter hook-ups

Manifold Valves

Direct-mount and remote-mount manifolds for differential pressure transmitters — block, bleed and equalise in a single assembly.

Specification range
TypeConnectionMaterialService
2-valve manifold1/2" NPTSS316Instrumentation service
3-valve manifold1/2" NPTSS316Up to 6000 psi
5-valve manifold1/2" NPTSS316Instrumentation service
Spring type and ball type stainless steel check valves for instrumentation backflow prevention

Check Valves

Inline non-return valves protecting instruments and sample systems from reverse flow, with defined cracking pressures.

Specification range
TypeSizeMaterialPressure
Spring type1/8"–1" (6–25 mm)SS316Up to 6000 psi
Ball type1/8"–1" (6–25 mm)SS316Up to 6000 psi
Seamless stainless steel instrument tubing coils in SS316L, duplex, copper and alloy

Tubing Coils

Fully annealed seamless instrument tubing, supplied in continuous coils to minimise fittings and potential leak paths across a run.

Specification range
ProductSizeMaterialStandard
Seamless instrument tubing1/8"–1" (6–25 mm)SS316L / Duplex / Copper / AlloyASTM A269 / A213
Cross section comparison of instrument tubing wall thickness options from 0.028 to 0.065 inches

Tubing Wall Thickness

Wall thickness selected against working pressure, bend radius and ferrule grip — specified at enquiry so the tube and fitting are matched.

Specification range
OptionWall thicknessMaterialService
Standard options0.028"–0.065" (0.7–1.6 mm)SS / CS / AlloyHigh-pressure service
Instrument tubing coils in various supply lengths with export spool and wrapped packing

Coil Lengths

Supplied in project-matched lengths on spools or wrapped coils, packed for export so tubing reaches site undamaged and traceable.

Specification range
SupplyWall thicknessLengthPacking
Standard supply0.028"–0.065"10–200 mExport packing, spool / wrapped
Group B

Analyser & sampling systems

The analyser is only as reliable as the sample reaching it. We supply the complete measurement chain.

Stainless steel analyser sample conditioning panel with regulators, filters, rotameters and pressure gauges

Sample conditioning & analyser packages

Panel-mounted conditioning systems built to the sample stream — filtration, pressure reduction, temperature control and flow verification, assembled and tested before dispatch.

  • Sample conditioning systems
  • Analyser shelters
  • Calibration & maintenance services
  • Analyser consumables & spares
Gas analytics instrumentation measuring oxygen, hydrogen sulphide, carbon dioxide and hydrocarbon content

Gas & water quality analysers

Continuous measurement for process control and environmental compliance, selected against your stream composition and detection range.

  • Gas analysers — O₂, H₂S, CO₂ and hydrocarbon
  • Water quality analysers
  • Detector calibration gases & standards
Group C

Water treatment systems

Purification and desalination packages for industrial duty — skid-mounted or containerised for rapid deployment.

Industrial reverse osmosis water purification skid with membrane pressure vessels and control panel

Reverse osmosis & desalination

Membrane systems engineered around your feedwater analysis, with pre-treatment, dosing and CIP scope handled in the same package.

  • Reverse Osmosis (RO) water purification systems
  • Industrial RO systems
  • Brackish & seawater RO plants
  • Containerised RO units
  • UF, NF & desalination solutions
Group D

Wider supply scope

Beyond the core catalogue, we source instrumentation, mechanical and fire & gas equipment against project specifications.

Instrumentation

  • Pressure, temperature & flow instruments
  • Level transmitters & gauges
  • Control valves & actuators
  • PLC & SCADA systems
  • Junction boxes & control panels

Mechanical solutions

  • Pumps & skid packages
  • Filters & strainers
  • Piping & fittings
  • Pressure vessels
  • Structural & fabrication works

Fire & gas systems

  • Gas detection systems
  • Flame & smoke detectors
  • Fire alarm systems
  • F&G control panels
  • Emergency Shutdown (ESD) integration

Send us your line list or RFQ

Share your specification and we'll return a compliant, costed proposal with lead times and certification scope.