GREGG DRILLING AND TESTING, INC
CONVERSION FACTORS GE OTECHNICAL, ENVIRONMENTAL AND MARINE SITE INVESTIGATION SERVICES
STRESS AND PRESSURE
To convert from To Multiply by
pounds/square foot (lbs/ft
2
) pounds/square inch (lbs/in
2
) 0.0069445
kips/square foot (ksf) 1 X 10-
3
kilograms/square centimeter (kg/cm
2
) 0.000488243
tons (metric)/square meter (t/m
2
) 0.004882
atmospheres 4.72541 X 10-
4
kilonewtons/square meter (kPa) 0.04788
Pounds/square inch (lbs/in
2
) pounds/square foot (lbs/ft
2
) 144
Tons (short)/square foot (T/ft
2
) atmospheres 0.945082
kilograms/square meter (kg/m
2
) 9764.86
pounds/square inch (lbs/in
2
) 13.8888
pounds/square foot (lbs/ft
2
) 2000
kips/square foot (ksf) 2.0
Kips/square foot (ksf) tons (short)/square foot (T/ft
2
) 0.5000
kilograms/square centimeter (kg/cm
2
) 0.488244
tons (metric)/square meter (t/m
2
) 4.88244
kilonewtons/square meter (kPa) 47.88
Kilograms/square centimeter (kg/cm
2
) pounds/square inch (lbs/in
2
) 14.223
Feet of water (4ºC) 32.8093
atmospheres 0.96784
kilonewtons/square meter (kPa) 98.067
Tons (metric)/square meter (t/m
2
) kilograms/square centimeter (kg/cm
2
) 0.10
pounds/square foot (lbs/ft
2
) 204.81614
kilonewtons/square meter (kPa) 9.806650
Atmospheres bars 1.0133
kilograms/square centimeter (kg/cm
2
) 1.03323
grams/square centimeter (g/cm
2
) 1033.23
kilograms/square meter (kg/m
2
) 10332.3
tons (metric)/square meter (t/m
2
) 10.3323
pounds/square foot (lbs/ft
2
) 2116.22
pounds/square inch (lbs/in
2
) 14.696
tons (short)/square foot (T/ft
2
) 1.0581
kilonewtons/square meter (kPa) 101.325
Kilonewtons/square meter (kPa) pounds/square foot (lbs/ft
2
) 20.886
pounds/square inch (lbs/in
2
) 0.145
tons (short)/square foot (T/ft
2
) 0.01044
meters of water 0.1020
kips/square foot (ksf) 0.02089
kilograms/square centimeter (kg/cm
2
) 0.01020
tons (metric)/square meter (t/m
2
) 0.1020
atmospheres 0.00987
UNIT WEIGHT
To convert from To Multiply by
Grams/cubic centimeter (g/cm
3
) tons (metric)/cubic meter (t/m
3
) 1.00
kilograms/cubic meter (kg/m
3
) 1000.00
pounds/cubic inch (lbs/in
3
) 0.036127292
pounds/cubic foot (lbs/ft
3
) 62.427961
kilonewtons/cubic meter (kN/m
3
) 9.8039
Kilograms/cubic meter (kg/m
3
) tons (metric)/cubic meter (t/m
3
) 0.001
pounds/cubic inch (lbs/in
3
) 3.6127292 X 10-
5
pounds/cubic foot (lbs/ft
3
) 0.062427961
kilonewtons/cubic meter (kN/m
3
) 9.80584 X 10-
3
Pounds/cubic inch (lbs/in
3
) tons (metric)/cubic meter (t/m
3
) 27.679905
pounds/cubic foot (lbs/ft
3
) 1728
kilonewtons/cubic meter (kN/m
3
) 271.37
Pounds/cubic foot (lbs/ft
3
) Pounds/cubic inch (lbs/in
3
) 5.78703704 X 10-
4
kilograms/cubic meter (kg/m
3
) 16.018463
Kilonewtons/cubic meter (kN/m
3
) kilograms/cubic meter (kg/m
3
) 101.98
pounds/cubic inch (lbs/in
3
) 0.003685
pounds/cubic foot (lbs/ft
3
) 6.3654
VELOCITY
To convert from To Multiply by
Centimeters/second (cm/s) microns/second (µm/s) 10,000
meters/minute (m/min) 0.6000
feet/minute (ft/min) 1,9685
miles/hour (mi/hr) 0.022369
feet/year (ft/yr) 1034643.6
kilometer/hour (km/hr) 0.036
Microns/second (µm/s) centimeters/second (cm/s) 0.0001
feet/year (ft/yr) 103.46436
Feet/minute (ft/min) meters/minute (m/min) 0.3048
miles/hour (mi/hr) 0.01136363
centimeters/second (cm/s) 0.508001
microns/second (µm/s) 5080.01
Feet/year (ft/yr) 525600
Feet/year (ft/yr) microns/second (µm/s) 0.009665164
centimeters/second (cm/s) 9.665164 X 10-
7
meters/minute (m/min) 5.79882 X 10-
4
feet/minute (ft/min) 1.9025 X 10-
6
miles/hour (mi/hr) 2.16203 X 10-
8
