Compressed Air Pipe Lines - Fittings and Pressure Drops

Fittings in compressed air pipe lines and equivalent length pressure drop

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Pressure drop in compressed air pipe line fittings can be expressed as equivalent length in meters of  pipe line.

Equivalent Pipe Length (m)
Fitting Nominal Pipe Size (inches, mm)
1/2"
15		 3/4"
20		 1"
25		 1 1/4"
32		 1 1/2"
40		 2"
50		 2 1/2"
65		 3"
80		 4"
100		 5"
125
90o bend 0.15 0.2 0.25 0.35 0.5 0.6 0.8 1.0 1.2 1.5
90o elbow 0.25 0.4 0.5 0.65 0.8 1.0 1.4 1.8 2.4 3.2
Tee - run 0.2 0.3 0.4 0.5 0.7 0.85 1.1 1.3 1.6 2.0
Tee - side outlet 0.5 0.7 1.4 1.8 2.4 2.7 3.6 4.6 5.7 7.0

compressed air pressure drop equivalent pipe length fittings

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Related Topics

  • Gas and Compressed Air - Gas properties, capacities of pipelines, sizing of relief valves - air, LNG, LPG and more

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