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Valves and flow control

Manual and mechanical valvesActuated valvesControl valvesSolenoid valvesActuators and control accessories

Pipe and piping fittings

Industrial pipesButt-weld fittingsHigh-pressure forged fittingsThreaded and galvanized fittingsReinforced branch outletsPolymer pipe, valves and fittings

Joining, flanges and sealing

Industrial flangesGaskets and sealing systemsLine blinds and isolation platesStud bolts, bolts and nuts

Steam, strainers and equipment protection

Steam and condensate equipmentPipeline strainers and filters

Instrumentation and measurement

Process measurement instrumentsInstrument fittings and manifolds

Supports and flexible connections

Pipe supports, hangers and clampsExpansion joints and flexible connectors

Steel products and sections

Industrial steel sections and products

Instrumentation and measurement

Instrument fittings and manifolds

Tube OD and wall, material, thread form, pressure, manifold valve count and mounting arrangement are the primary data.

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Type and construction

Available types

Each type has its own technical page
1

Straight tube fitting

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Tube elbow

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Tube tee

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Bulkhead fitting

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Tube-to-thread adaptor

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Instrument needle valve

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Block-and-bleed valve

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Two-valve manifold

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Three-valve manifold

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Five-valve manifold

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Condensate pot

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Gauge siphon

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Quick comparison

How the main types differ in selection

Open a type for full details
TypePurposeBest suited toWatchpoint
Straight tube fittingTransporting fluid or connecting process components within a pressure boundaryProcess, transmission, steam, water and utility linesDimensional standard, size, schedule, material, corrosion, manufacture and testing
Tube elbowChanging line direction with a defined angle and radiusProcess, transmission and utility piping layoutsRadius, wall, thinning, corrosion allowance and local stress
Tube teeCreating a branch from the run pipe or dividing flowEqual or reducing branches in a piping networkRun and branch sizes, reinforcement, load direction and stress requirements
Bulkhead fittingMeasuring, monitoring or connecting instrument circuitsProcess control and operating-condition monitoringRange, accuracy, wetted material, output and environment
Tube-to-thread adaptorTransporting fluid or connecting process components within a pressure boundaryProcess, transmission, steam, water and utility linesDimensional standard, size, schedule, material, corrosion, manufacture and testing
Instrument needle valveFine low-flow control and instrument-line isolationSampling, gauges, bleed and instrument circuitsFlow direction, stem-tip design, orifice and flow limitation
Block-and-bleed valveMeasuring, monitoring or connecting instrument circuitsProcess control and operating-condition monitoringRange, accuracy, wetted material, output and environment
Two-valve manifoldMeasuring, monitoring or connecting instrument circuitsProcess control and operating-condition monitoringRange, accuracy, wetted material, output and environment
Three-valve manifoldMeasuring, monitoring or connecting instrument circuitsProcess control and operating-condition monitoringRange, accuracy, wetted material, output and environment
Five-valve manifoldMeasuring, monitoring or connecting instrument circuitsProcess control and operating-condition monitoringRange, accuracy, wetted material, output and environment

2 additional types above have their own detail pages.

Before selection

Information to define

  1. 1Tube OD and wall
  2. 2Thread form
  3. 3Material
  4. 4Pressure and temperature
  5. 5Manifold arrangement

Typical materials

316 stainless steelBrassMonelHastelloy

Typical connections

Double ferruleThreadedInstrument flange

Typical media

Instrument servicesSteamGas

Function

What does this family do?

Measurement and monitoring

Local indication or signal transmission for pressure, temperature, level and flow

Functional selection guide

Joining and sealing

Creating welded, threaded, flanged or mechanical joints with compatible sealing

Functional selection guide

Isolation and shut-off

Full flow shut-off for operation, maintenance or process safety

Functional selection guide

Technical reference

Related standards

The exact edition and requirements must be checked against the project specification.

ASME B1.20.1IEC 61518

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Related families

Process measurement instruments

Local or electronic measurement of pressure, temperature, flow and level

High-pressure forged fittings

Socket-weld and threaded fittings for small-bore, high-pressure piping

Manual and mechanical valves

The broadest family for isolation, non-return, pressure regulation and line protection

Engineering note

This page supports initial screening and does not replace engineering calculations, project specifications, manufacturer approval or design pressure-temperature checks.

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