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Pipe Fittings: Elbow, 90°, mitered, 1 weld, (90°)
Pipe fittings loss coefficients — Darby 3K method K-factors for elbows, tees, valves, and other fittings
| fitting type | K1 (dimensionless) | K ref (dimensionless) | Kd (dimensionless) | Ki (dimensionless) | category | description |
|---|---|---|---|---|---|---|
| Elbow, 90°, mitered, 1 weld, (90°) | 1,000 | 1.157233 | 4 | 0.27 | Elbow | Darby 3K: K = 1000.0/Re + 0.27*(1 + 4.0/D^0.3) |
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