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Pipe Fittings: Tee, Through-branch, (as elbow), threaded, (r/D = 1)
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 |
|---|---|---|---|---|---|---|
| Tee, Through-branch, (as elbow), threaded, (r/D = 1) | 500 | 1.169229 | 4 | 0.274 | Tee | Darby 3K: K = 500.0/Re + 0.274*(1 + 4.0/D^0.3) |
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