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# Steam - Condensate Pipe Lines - Capacities (kW)

The table below can be used to determine the sizes of a condensate pipe line where the heat consumption in kW is known.

Steam - Condensate Pipe Lines - Capacities
Nominal pipe sizeSteam Consumption (kW)
Wet mainDry main with gradientVented Pipes
inmm1 in 200 ft1 in 600 ftVertical
1/2 15 30 10 6 10 12
3/4 20 70 30 18 30 47
1 25 120 50 34 50 94
1 1/4 32 300 120 80 120 211
1 1/2 40 420 176 117 176 293
2 50 760 350 225 350 530
2 1/2 65 1900 800 510 800 1200
3 80 2700 1200 740 1200 1870
• 1 in = 25.4 mm
• 1 ft = 0.3048 m

## Related Topics

### • Sizing of Steam and Condensate Pipes

Dimensions of steam and condensate pipe lines. Calculate pressure losses, recommended velocities, capacities and more.

### • Steam and Condensate

Design of steam & condensate systems with properties, capacities, sizing of pipe lines, system configuration and more.

## Related Documents

### Condensate Generated in Cold Steam Pipes - SI Units

Huge amounts of condensate are generated when cold steam pipes are heated up must be drained from the pipes.

### Condensate Generated in Cold Steam Pipes - Sizing of Steam Traps

When cold steam pipes are heated up they generate huge amounts of condensate that must be drained away from the pipe through steam traps - in Imperial Units.

### Condensate Pipe Lines - Friction Resistance Imperial Units

Friction or major resistance in condensate pipe lines.

### Condensate Pipe Lines - Sizing

Flow and pressure loss in condensate return lines - SI Units.

### Condensate Pipes - Flash Steam Generated

Calculate flash steam generation in condensate pipe lines.

### Condensate Pumping

High temperatures and danger of impeller cavitation is the major challenge for condensate pumping in steam systems.

### Insulated Steam Pipes - Condensate Generated

Heat loss from steam pipes generates condensate which must be drained from the system - imperial units.

### Insulated Steam Pipes - Condensate Generated (kg/h per 100m)

Heat loss from steam pipes generates condensate which must be drained from the system.

### Pipes and Equipment - Identification Labels

Tags and label colors used for mechanical, plumbing and piping systems.

### Steam - Gravity Return Condensate Pipes - Capacities

Max. capacities (lb/hour) in gravity condensate return lines.

### Steam Consumption for some Typical Steam Heated Consumers

Steam consumption rates for typical steam heated consumers in industries like bakeries, breweries, paper factories etc.

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