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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

Pipe and piping fittings

Threaded and galvanized fittings

Base material, coating, thread standard, working pressure and fluid compatibility must be checked alongside maintainability.

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Type and construction

Available types

Each type has its own technical page
1

90-degree elbow

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45-degree elbow

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Equal tee

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Reducing tee

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Coupling

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Half coupling

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Hex nipple

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Pipe nipple

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Union

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Reducer

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Bushing

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Cap

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Plug

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Threaded flange

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Quick comparison

How the main types differ in selection

Open a type for full details
TypePurposeBest suited toWatchpoint
90-degree elbowChanging line direction with a defined angle and radiusProcess, transmission and utility piping layoutsRadius, wall, thinning, corrosion allowance and local stress
45-degree elbowChanging line direction with a defined angle and radiusProcess, transmission and utility piping layoutsRadius, wall, thinning, corrosion allowance and local stress
Equal 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
Reducing teeRegulation of upstream or downstream pressure within a required rangeSteam, gas, water and process networks with varying demandPressure ratio, cavitation, noise and minimum-to-maximum flow
CouplingBuilding the transport path and changing piping geometryProcess, transmission and utility pipingDimensions, wall, material, joining, corrosion and stress
Half couplingBuilding the transport path and changing piping geometryProcess, transmission and utility pipingDimensions, wall, material, joining, corrosion and stress
Hex nippleBuilding the transport path and changing piping geometryProcess, transmission and utility pipingDimensions, wall, material, joining, corrosion and stress
Pipe nippleTransporting fluid or connecting process components within a pressure boundaryProcess, transmission, steam, water and utility linesDimensional standard, size, schedule, material, corrosion, manufacture and testing
UnionBuilding the transport path and changing piping geometryProcess, transmission and utility pipingDimensions, wall, material, joining, corrosion and stress
ReducerRegulation of upstream or downstream pressure within a required rangeSteam, gas, water and process networks with varying demandPressure ratio, cavitation, noise and minimum-to-maximum flow

4 additional types above have their own detail pages.

Before selection

Information to define

  1. 1Thread standard
  2. 2Size
  3. 3Material and coating
  4. 4Working pressure
  5. 5Thread sealing method

Typical materials

Malleable ironGalvanized steelStainless steelBrass

Typical connections

Taper threadParallel thread

Typical media

WaterAirGasFire protection

Function

What does this family do?

Joining and sealing

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

Functional selection guide

Routing, branching and mixing

Changing line direction, dividing or combining flow and creating branches

Functional selection guide

Fluid transport and line construction

Building a dependable flow path between equipment and process units

Functional selection guide

Technical reference

Related standards

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

ASME B1.20.1EN 10242

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Related families

Industrial pipes

Metallic and non-metallic pipe for process, transmission and utility services

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

Stud bolts, bolts and nuts

High-strength bolting for flanges, equipment and structures

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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