According to fire regulations in a town, the pressure drop
Chapter 8, Problem 8.77(choose chapter or problem)
According to fire regulations in a town, the pressure drop in a commercial steel horizontal pipe must not exceed 1.0 psi per 150 ft of pipe for flowrates up to 500 gal/min. If the water temperature is above \(\mathrm{50 ~^\circ F}\), can a 6-in.-diameter pipe be used?
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