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7Back to Reference Aids

Printable Version

CONVERSION FACTORS
 

STRESS AND PRESSUREUNIT WEIGHT

To convert from

To

Multiply by

pounds/square foot (lbs/ft2)

pounds/square inch (lbs/in2)

0.0069445

 

kips/square foot (ksf)

1 X 10-3

 

kilograms/square centimeter (kg/cm2)

0.000488243

 

tons (metric)/square meter (t/m2)

0.004882

 

atmospheres

4.72541 X 10-4

 

kilonewtons/square meter (kPa)

0.04788

Pounds/square inch (lbs/in2)

pounds/square foot (lbs/ft2)

144

Tons (short)/square foot (T/ft2)

atmospheres

0.945082

 

kilograms/square meter (kg/m2)

9764.86

 

pounds/square inch (lbs/in2)

13.8888

 

pounds/square foot (lbs/ft2)

2000

 

kips/square foot (ksf)

2.0

Kips/square foot (ksf)

tons (short)/square foot (T/ft2)

0.5000

 

kilograms/square centimeter (kg/cm2)

0.488244

 

tons (metric)/square meter (t/m2)

4.88244

 

kilonewtons/square meter (kPa)

47.88

Kilograms/square centimeter (kg/cm2)

pounds/square inch (lbs/in2)

14.223

 

Feet of water (4ºC)

32.8093

 

atmospheres

0.96784

 

kilonewtons/square meter (kPa)

98.067

Tons (metric)/square meter (t/m2)

kilograms/square centimeter (kg/cm2)

0.10

 

pounds/square foot (lbs/ft2)

204.81614

 

kilonewtons/square meter (kPa)

9.806650

Atmospheres

bars

1.0133

 

kilograms/square centimeter (kg/cm2)

1.03323

 

grams/square centimeter (g/cm2)

1033.23

 

kilograms/square meter (kg/m2)

10332.3

 

tons (metric)/square meter (t/m2)

10.3323

 

pounds/square foot (lbs/ft2)

2116.22

 

pounds/square inch (lbs/in2)

14.696

 

tons (short)/square foot (T/ft2)

1.0581

 

kilonewtons/square meter (kPa)

101.325

Kilonewtons/square meter (kPa)

pounds/square foot (lbs/ft2)

20.886

 

pounds/square inch (lbs/in2)

0.145

 

tons (short)/square foot (T/ft2)

0.01044

 

meters of water

0.1020

 

kips/square foot (ksf)

0.02089

 

kilograms/square centimeter (kg/cm2)

0.01020

 

tons (metric)/square meter (t/m2)

0.1020

 

atmospheres

0.00987

To convert from

To

Multiply by

Grams/cubic centimeter (g/cm3)

tons (metric)/cubic meter (t/m3)

1.00

 

kilograms/cubic meter (kg/m3)

1000.00

 

pounds/cubic inch (lbs/in3)

0.036127292

 

pounds/cubic foot (lbs/ft3)

62.427961

 

kilonewtons/cubic meter (kN/m3)

9.8039

Kilograms/cubic meter (kg/m3)

tons (metric)/cubic meter (t/m3)

0.001

 

pounds/cubic inch (lbs/in3)

3.6127292 X 10-5

 

pounds/cubic foot (lbs/ft3)

0.062427961

 

kilonewtons/cubic meter (kN/m3)

9.80584 X 10-3

Pounds/cubic inch (lbs/in3)

tons (metric)/cubic meter (t/m3)

27.679905

 

pounds/cubic foot (lbs/ft3)

1728

 

kilonewtons/cubic meter (kN/m3)

271.37

Pounds/cubic foot (lbs/ft3)

Pounds/cubic inch (lbs/in3)

5.78703704 X 10-4

 

kilograms/cubic meter (kg/m3)

16.018463

Kilonewtons/cubic meter (kN/m3)

kilograms/cubic meter (kg/m3)

101.98

 

pounds/cubic inch (lbs/in3)

0.003685

 

pounds/cubic foot (lbs/ft3)

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

 


PAGE 2

COEFFICIENT OF CONSOLIDATION

LENGTH

To convert from

To

Multiply by

Square centimeters/second (cm2/s)

square centimeters/month (cm2/mo)

2.6280 X 106

 

square centimeters/year (cm2/yr)

3.1536 X 107

 

square meters/month (m2/mo)

2.6280 X 102

 

square meters/year (m2/yr)

3.1536 X 103

 

square inches/second (in2/s)

0.155

 

square inches/month (in2/mo)

4.1516 X 105

 

square inches/year (in2/yr)

4.8881 X 106

 

square feet/month (ft2/mo)

2.882998 X 103

 

square feet/year (ft2/mo)

3.39447 X 104

Square inches/second (in2/s)

square inches/month (in2/mo)

2.6280 X 106

 

square inches/year (in2/yr)

3.1536 X 107

 

square feet/month (ft2/mo)

1.8250 X 104

 

square feet/year (ft2/mo)

2.1900 X 105

 

square centimeters/second (cm2/s)

6.4516

  

To convert from

To

Multiply by

Inches (in)

feet (ft)

0.083333

 

microns (µm)

25400

 

millimeters (mm)

25.4

 

centimeters (cm)

2.54

 

meters (m)

0.0254

Feet (ft)

inches (in)

12

 

centimeters (cm)

30.48

 

meters (m)

0.3048

Meters (m)

inches (in)

39.370079

 

feet (ft)

3.2808399

 

microns (µm)

1 X 106

 

millimeters (mm)

1 X 103

 

centimeters (cm)

1 X 102

 AREA 

To convert from

To

Multiply by

Square meters (m2)

square feet (ft2)

10.76387

 

square centimeters (cm2)

1 X 104

 

square inches (in2)

1550.0031

Square feet (ft2)

square meters (m2)

9.290304 X 10-2

 

square inches (in2)

144

Square centimeters (cm2)

square inches (in2)

0.1550031

 

square feet (ft2)