2000 Hook-up Book

Conversions

Table 33: Conversions

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Into

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To Convert

Into

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SYSTEM DESIGN

Furlongs

feet

660.0

A

Acres

sq. feet

43,560.0

G

Atmospheres Atmospheres Atmospheres Atmospheres Atmospheres

cms. of mercury ft. of water (at 4°C) in. of mercury (at 0°C)

76.0 33.90 29.92

Gallons Gallons Gallons Gallons Gallons Gallons

cu. cms. cu. feet cu. inches cu. meters cu. yards

3,785.0

0.1337

231.0

kgs./sq. cm. pounds/sq. in.

1.0333

3.785 x 10 -3 4.951 x 10 -3 1.20095 0.83267 8.3453 0.06308 8.0208 2.228 x 10 -3 3.785

14.70

liters

B

Gallons (liq. Br. Imp.)

gallons (U.S. liq.) gallons (Imp.) pounds of water

Barrels (U.S. liquid)

gallons

31.5 42.0

Gallons (U.S.) Gallons of water Gallons/min. Gallons/min. Gallons/min. Grains (troy) Grains (troy) Grains (troy) Grains (troy) Grains/U.S. gal. Grains/U.S. gal. Grains/lmp. gal.

Barrels (oil)

gallons (oil)

Btu Btu Btu Btu

foot-lbs

778.3 252.0

cu. ft./sec. liters/sec. cu. ft./hr.

grams-calories horsepower-hrs.

3.931 x 10 -4 2.928 x 10 -4 3.931 x 10 -4

kilowatt-hrs horsepower

grains (avdp.)

1.0

Btu/hr. Btu/hr.

grams

0.06480

watts

0.2931

ounces (avdp.) pennyweight (troy)

0.286 x 10 -3

C

0.04167

Calories, gram (mean)

B.t.u. (mean) Fahrenheit

3.9685 x 10 -3

parts/million

17.118

Centigrade Centimeters Centimeters Centimeters

9/5(C° + 40) -40

pounds/million gal.

142.86

feet

3.281 x 10 -2

parts/million

14.286 15.43

inches

0.3937

Grams Grams Grams Grams Grams

grains

mils

393.7

ounces (avdp.) ounces (troy)

0.03527 0.03215 0.07093

Centimeters of mercury atmospheres Centimeters of mercury feet of water Centimeters of mercury pounds/sq. in.

0.01316 0.4461 0.1934

poundals pounds

2.205 x 10 -3

Circumference Cubic centimeters Cubic centimeters Cubic centimeters

radians cu. feet

6.283

Grams/liter Gram-calories Gram-caloories Gram-calories Gram-calories

parts/million

1,000.0

3.531 x 10 -5

Btu

3.9683 x 10 -3

cu. inches

0.06102

foot-pounds kilowatt-hrs.

3.0880

gallons (U.S. liq.)

2.642 x 10 -4

1.1630 x 10 -4 1.1630 x 10 -3

Cubic feet Cubic feet Cubic feet Cubic feet Cubic feet

cu. cms. cu. inches

28,320.0 1,728.0

watt-hrs.

H

gallons (U.S. liq.)

7.481

Horsepower Horsepower Horsepower

Btu/min.

42.40

liters

28.32 29.92 62.43 16.39

foot-lbs./min. foot-lbs./sec. horsepower

33,000.

quarts (U.S. liq.)

550.0

Cubic feet/min. Cubic feet/min. Cubic inches Cubic inches Cubic inches Cubic meters Cubic meters Cubic yards Cubic yards Cubic yards

gallons/sec.

0.1247

Horsepower (metric) (542.5 ft. lb./sec.)

0.9863

pounds of water/min.

(550 ft. lb./sec.) horsepower (metric) (542.5 ft. lb./sec.)

cu. cms. gallons

Horsepower

1.014

4.329 x 10 -3

(550 ft. lb./sec.)

quarts (U.S. liq.)

0.01732

Horsepower Horsepower

kilowatts

0.7457

cu. feet

35.31

watts Btu/hr.

745.7

gallons (U.S. liq)

264.2 27.0

Horsepower (boiler) Horsepower (boiler) Horsepower-hrs. Horsepower-hrs. Horsepower-hrs.

33,520.

cu. feet

kilowatts

9.803

cu. meters

0.7646

Btu

2,547.

gallons (U.S. liq.)

202.0

foot-lbs.

1.98 x 10 6

D

kilowatt-hrs.

0.7457

Degrees (angle)

radians

0.01745 0.13714

I

Drams (apothecaries’ or troy) ounces (avoirdupois) Drams (apothecaries’ or troy) ounces (troy) Drams (U.S. fluid or apothecary) cubic cm.

Inches Inches Inches Inches

centimeters

2.540

0.125 3.6967 1.772 27.3437 0.0625

meters

2.540 x 10 -2

millimeters

25.40

Drams Drams Drams

grams grains ounces

yards

2.778 x 10 -2

Inches of mercury Inches of mercury Inches of mercury Inches of mercury Inches of mercury Inches of mercury

atmospheres feet of water kgs./sq. cm. kgs./sq.meter pounds/sq. ft. pounds/sq. in.

0.03342

1.133

F

0.03453

Fahrenheit

centigrade centimeters kilometers

5/9(F + 40) - 40

345.3

Feet Feet Feet Feet Feet

30.48

70.73

3.048 x 10 -4

0.4912

meters

0.3048

Inches of water (at 4°C) atmospheres Inches of water (at 4°C) inches of mercury Inches of water (at 4°C) kgs./sq./ cm. Inches of water (at 4°C) ounces/sq. in. Inches of water (at 4°C) pounds/sq. ft. Inches of water (at 4°C) pounds/sq. in.

2.458 x 10 -3

miles (naut.) miles (stat.) atmospheres in. of mercury kgs./sq. cm. kgs./sq. meter pounds/sq. ft. pounds/sq. in.

1.645 x 10 -4 1.894 x 10 -4

0.07355

2.538 x 10 -3

Feet of water Feet of water Feet of water Feet of water Feet of water Feet of water Foot-pounds Foot-pounds Foot-pounds Foot-pounds

0.02950 0.8826 0.03045

0.5781 5.204 0.03613

304.8

J

62.43

Joules

Btu

9.480 x 10 -4

0.4335

Btu

1.286 x 10 -3

K

gram-calories

0.3238

Kilograms Kilograms

grams pounds

1,000.0

hp.-hrs.

5.050 x 10 -7 3.766 x 10 -7 1.286 x 10 -8 3.030 x 10 -5

2.205

kilowatt-hrs.

Kilograms/cu. meter Kilograms/cu. meter Kilograms/sq. cm. Kilograms/sq. cm.

pounds/cu. ft. pounds/cu. in. atmospheres feet of water

0.06243

Foot-pounds/min. Foot-pounds/min. Foot-pounds/sec.

Btu/min.

3.613 x 10 -5

horsepower

0.9678

Btu/hr. miles

4.6263 0.125

32.84

Furlongs

74