Table 1

REASONABLE DESIGN VELOCITIES FOR FLUIDS

FLUID

Vm

Water (City) 120-300 Feet per minute
Water (General) 300-600 Feet per minute
Water (Boiler) 400-600 Feet per minute
Water (Pump Suction & Drains) 150-300 Feet per minute
Water (Hydraulic) Up to 2400 Feet per minute
Oil (Discharge) 600-1500 Feet per minute
Oil (Pump Suction & Drain) 150-250 Feet per minute
Brine Solutions (refrigeration) 180-480 Feet per minute
Steam (0-25 PSIG) 4000-6000 Feet per minute
Steam (25 PSIG & Higher) 6000-10000 Feet per minute
Steam (Superheated) 7000-20000 Feet per minute
Air & Gases 4000-15000 Feet per minute
Refrigerant (Discharge) 2000-3500 Feet per minute
Refrigerant (Liquid Lines) 120-240 Feet per minute