Pneumatic & Compressor
Compressed Air Pipe Pressure Drop
Estimate pressure drop in a straight compressed-air pipe.
Inputs
Result
Pressure drop
8897.633bar
Formula
ΔP (bar) ≈ (1.6 × 10⁸ × Q^1.85 × L) / (d^5 × P) (Q L/s, d mm, L m, P abs bar)
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Formula
ΔP (bar) ≈ (1.6 × 10⁸ × Q^1.85 × L) / (d^5 × P) (Q L/s, d mm, L m, P abs bar)
Worked example
Use to compare pipe-size options
FAQ
+Acceptable drop?
Keep total system ΔP under 0.3 bar (≈4 psi) for efficiency.