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Conversion Chart

To Convert:

Multiply By:

To Obtain:

bars

14.5

pounds/square inch

cubic feet

7.48052

gallons

feet

.3048

meters

feet of water

.8825

inches of mercury

feet of water

.4335

pounds/square inch

inches

25.4

millimeters

inches of mercury

1.133

feet of water

inches of mercury

.4912

pounds/square inch

kilograms

2.2046

pounds

meters

3.281

feet

millimeters

.03937

inches

pounds/square inch (psi)

2.307

feet of water

pounds/square inch (psi)

2.036

inches of mercury



? = 3.14

Square Inches = ?r2

Pounds of Force = PSI x Square Inches

Pressure Conversions

PSI

Feet of Head

PSI

Feet of Head

1

2.31

14

32.33

2

4.62

15

34.64

3

6.93

16

36.94

4

9.24

17

39.25

5

11.55

18

41.56

6

13.85

19

43.87

7

16.16

20

46.18

8

18.47

25

57.73

9

20.78

30

69.27

10

23.09

35

80.82

11

25.40

40

92.36

12

27.71

45

103.91

13

30.02

50

115.45

 

 

 

Mass/Weight

Unit
multiplied by
Approximate Conversion Factor
equals
Unit
short tons
X
2,000
=
pounds (lb)
short tons
X
0.9071847
=
metric tonnes (t)
long tons
X
1.016047
=
metric tonnes (t)
long tons
X
2,240
=
pounds (lb)
metric tonnes (t)
X
1,000
=
kilograms (kg)
metric tonnes (t)
X
0.9842
=
long tons
metric tonnes (t)
X
1.102
=
short tons
pounds (lb)
X
0.45359237
=
kilograms (kg)
kilograms (kg)
X
2.2046
=
pounds (lb)

Length

Unit
multiplied by
Approximate Conversion Factor
equals
Unit
miles (mi)
X
1.609344
=
kilometers (km)
yards (yd)
X
0.9144
=
meters (m)
feet (ft)
X
0.3048
=
meters (m)
inches (in)
X
2.54
=
centimeters (cm)
kilometer (km)
X
0.62137
=
miles (mi)

Area

Unit
multiplied by
Approximate Conversion Factor
equals
Unit
acres
X
0.40469
=
hectares (ha)
square miles (mi2)
X
2.589988
=
square kilometers (km2)
square yards (yd2)
X
0.8361274
=
square meters (m2)
square feet (ft2)
X
0.09290304
=
square meters (m2)
square inches (in2)
X
6.4516
=
square centimeters (cm2)