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Table of Temperature Equivalents—Fahrenheit and Celsius Scale

Fahrenheit

Celsius

-35

-35

-24

-30

-13

-25

-4

-20

5

-15

14

-10

23

-5

32

0

41

5

50

10

59

15

68

20

77

25

86

30

95

35

104

40

113

45

122

50

131

55

140

60

149

65

158

70

167

75

176

80

185

85

194

90

203

95

212

100

Above table is expressed in increments of 9°F and 5°C

Table of Conversion Factors

Multiply

By

To obtain

Btu

778

Foot-pounds

Btu per hour

0.000293

Kilowatts

Centimeters

0.3937

Inches

Cubic centimeters

0.06102

Cubic inches

Cubic centimeters

0.0002642

Gallons

Cubic feet

0.028317

Cubic meters

Cubic feet

1,728.0

Cubic inches

Cubic feet

7.48052

Gallons

Cubic feet

28.32

Liters

Cubic inches

16.39

Cubic centimetres

Cubic meters

35.3145

Cubic feet

Cubic meters

61,023.0

Cubic inches

Cubic meters

264.2

Gallons

Cubic meters

1.308

Cubic yards

Cubic yards

0.76453

Cubic meters

Feet

30.48

Centimeters

Feet

0.3048

Meters

Feet per minute

0.508

Centimeters per second

Feet per minute

0.01667

Feet per second

Gallons (US)

3.785

Cubic centimetres

Gallons (US)

0.1337

Cubic feet

Gallons (US)

231

Cubic inches

Gallons (US)

0.003785

Cubic meters

Gallons (US)

3.7853

Liters

Gallons of water

8.3453

Pounds of water (at 60°F)

Gallons per minute

0.060308

Liters per second

Grams

15,432

Grains

Horsepower

33,000

Foot-pounds per minute

Horsepower

2,546

Btu per hour

Horsepower

42.42

Btu per minute

Horsepower

1.014

Horsepower (metric)

Horsepower

0.7457

Kilowatts

Inches

2.54

Centimeters

Kilograms

2.20462

Pounds

Kilograms per

14.22

Pounds per square square centimeter inch

Kilometers

0.62137

Miles

Kilowatts

1.341

Horsepower

Kilowatts

56.92

Btu per minute

Kilowatt-hours

3415.0

Btu

Liters

0.03531

Cubic feet

Liters

61.02

Cubic inches

Liters

0.2642

Gallons

Meters

3.28083

Feet

Meters

39.37

Inches

Meters

1.094

Yards

Meters per minute

3.281

Feet per minute

Meters per second

3.281

Feet per second

Meters per second

196.8

Feet per minute

Miles

1.60935

Kilometers

Pounds

0.45359

Kilograms

Pounds of water (60°F)

0.010602

Cubic feet

Pounds of water (60°F)

27.68

Cubic inches

Pounds of water (60°F)

0.1198

Gallons

Pounds per sq. ft.

4.883

Kilograms per square meter

Pounds per sq. in. Centimetre

0.0703

Kilograms per square

Quarts

0.946

Liters

Square centimeters

0.1550

Square inches

Square feet

929

Square centimetres

Square feet

0.0929

Square meters

Square inches

6.452

Square centimetres

Square meters

10.765

Square feet

Watts

3.415

Btu per hour

Watts

0.01434

Kilogram-calories per minute

Watt-hours

3.415

Btu

Watt-hours

0.8605

Kilogram-calories

Miscellaneous

 

Unit

Conversion to

Multiply by

Reciprocal

pound per gallon (U.S.)

gram per litre

119.8

0.00835

pound mole (gas)

cubic foot (STP)

359

0.00279

gram mole (gas)

litre (STP)

22.4

0.0446

board foot

cubic metre

0.00236

423.7

milliampere per foot

milliampere per metre

10.76

0.0929

gallons (U.S.) per minute

metre3 per day

5.451

0.1835

pound-force

newton

4.448

0.48

kilopond (Kp)

newton (N)

9.81

0.10

Work, Heat & Energy

 

Unit

Conversion to

Multiply by

Reciprocal

British thermal unit (Btu)

joule

1055

0.0009479

foot pound-force

joule

1.356

0.27375

calorie

joule

4.187

0.2389

Btu

foot pound-force

778

0.01285

kilocalorie

Btu

3.968

0.252

Btu

kilogram metre

107.56

0.009297

Btu per hour

watt

0.2929

3.414

watthour

joule

3600

0.0002778

horse power

kilowatt

0.7457

1.341

 

Pressure Or Stress

 

Unit

Conversion to

Multiply by

Reciprocal

pound force per inch (psi)

pascal

6895

0.0001450

kip per inch (ksi)

megapascal

6.895

0.145

pound force per inch (psi)

bar

0.06895

14.50

kip per inch

kilogram per millimetre

0.7031

1.423

atmosphere

mm Hg

760

0.001316

atmosphere

pound force per inch

14.696

0.06805

atmosphere

bar

1.013

0.987

atmosphere

megapascal

0.1013

9.87

torr (mm Hg)

pascal

133.3

0.2007501

inch of water

pascal

248.8

0.004019

foot of water

pound force per inch

0.4335

2.307

dyne per centimetre

pascal

0.1000

10.00

Mass

 

Unit

Conversion to

Multiply by

Reciprocal

grain

milligram

64.8

0.012543

ounce (oz)

gram

28.35

0.03527

pound (lbs)

kilogram

0.4536

2.205

short ton

metric ton

0.907

1.1023

long ton

metric ton

1.0161

0.984

Volume

 

Unit

Conversion to

Multiply by

Reciprocal

cubic inch

cubic centimeter

16.387

0.0610

cubic foot

cubic metre

0.0283

35.31

cubic foot

gallon (U.S.)

7.48

0.1337

cubic foot

litre

28.3

0.03531

cubic yard

cubic metre

0.7646

1.3079

ounce (U.S., liq.)

cubic centimeter

29.57

0.0338

quart (U.S., liq.)

litre

0.9464

1.0566

gallon (U.S.)

gallon (Imperial)

0.83 7

1.2009

gallon (U.S.)

litre

3.785

0.264

barrel (U.S.Petroleum)

gallon (U.S.)

42

0.0238

barrel (U.S.Petroleum)

litre

158.98

0.00629