Page 490 - Trenchless Technology Piping Installation and Inspection

440 App endix E

From To Multiply by
Specific Weight (weight/unit volume)
lb/ft 3 n/m 3 157.1
lb/in 3 lb/ft 3 1728
Forces
lb kN 0.004448
tons kN 9.96401
kN kg(f) 102.0
Velocity
mi/h km/h 1.609
ft/s m/s 0.3048
ft/min m/s 0.00508
ft/min m/min 0.305
Volume Flow Rate
3
ft /s gal/min 449
3
3
m /s ft /s 35.3
3
m /s gal/min 15,850
gal/min L/min 3785
3
m /s L/min 60,000
3
3
m /s ft /min 2120
m /h L/min 16.67
3
3
3
ft /s m /h 101.9
Temperature Conversion
°F to °C: deduct 32, multiply by 5, divide by 9
°C to °F: multiply by 9, divide by 5, add 32