Steam, strainers and equipment protection
Steam and condensate equipment
Condensate load, operating pressure, back pressure, process-control method and venting requirements drive steam-equipment selection.
Type and construction
Available types
1
Thermodynamic steam trap
View details2Float and thermostatic steam trap
View details3Inverted-bucket steam trap
View details4Thermostatic steam trap
View details5Steam pressure-reducing valve
View details6Steam separator
View details7Pump-trap unit
View details8Flash vessel
View details9Steam air vent
View details10Condensate pot
View details11Condensate recovery system
View detailsQuick comparison
How the main types differ in selection
TypePurposeBest suited toWatchpoint
Thermodynamic steam trapDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Float and thermostatic steam trapDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Inverted-bucket steam trapDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Thermostatic steam trapDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Steam pressure-reducing valveRegulation 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
Steam separatorDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Pump-trap unitDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Flash vesselDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Steam air ventDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
Condensate potDischarging condensate and non-condensables with minimal steam lossSteam distribution, heat exchangers and thermal usersCondensate load, pressure, venting, failure mode and installation arrangement
1 additional types above have their own detail pages.
Before selection
Information to define
- 1Steam pressure
- 2Condensate load
- 3Back pressure
- 4Process load type
- 5Discharge method
- 6Energy recovery
Typical materials
Cast ironCarbon steelStainless steel
Typical connections
ThreadedFlangedWelded
Typical media
Saturated steamSuperheated steamCondensate
Function
What does this family do?
Steam and condensate management
Condensate discharge, moisture separation, pressure reduction and energy recovery
Functional selection guidePressure reduction and sustaining
Maintaining downstream or upstream pressure with direct or pilot operation
Functional selection guideParticle removal and equipment protection
Removing debris upstream of pumps, valves, steam traps or instruments
Functional selection guideTechnical reference
Related standards
The exact edition and requirements must be checked against the project specification.
ASME B16.34API 598
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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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