# Conversion chart and formulas

Transformation Charts and Formulas

LENGTH — Basic unit is meter (m)

Metric

Unit

Meters

Inches

Feet

Yards

Miles

Millimeter (mm)

Centimeter (cm)

Decimeter (dm)

Meter (m)

Decameter (dkm)

Hectometer (hm)

Kilometer (km) 001

.01

.1

1

10

100

1000 —

.3937

3.937

39.37

393.7

3937

.3281

3.281

32.81

328.1

3281 —

.1094

1.094

10.94

109.4

1094 —

.6214

To Convert

Inch to mm

Copy by 25.4

mm to Inch

Copy by .03937

Feet to Inch

Copy by .3048

Meters to Feet

Copy by 3.281

Yards to Meters

Copy by .9144

Meters to Yards

Copy By 1.094

Miles to Km

Copy by 1.609

Km to Miles

Copy by .6214

VOLUME — Basic unit is stere (s) which is 1 cubic meter

Metric

Unit

Steres

Cubic

Inch

Cubic

Feet

Cubic

Yards

Cu. Millimeter (cu mm).

Cu. Centimeter (cu cm)

Cu. Decimeter (cu dm)

Desistere (ds)

Stere/Cu Meter (s/cu m)

Decastere (dks) .000000001

.000001

.001

.1

1

10 —

.3937

3.937

39.37

393.7

3937 —

.3281

3.281

32.81

328.1 —

.1094

1.094

10.94

109.4

To Convert

Cu.In. to Cu.mm

increment by 1639

Cu.mm to Cu.In

increment by.000061

Cu.In. to Cu.cm

copy by 16.39

Cu.cm to Cu.In.

increment by .06102

Cu.Ft. to Cu.m

copy by .0283

Cu.m to Cu.Ft.

increment by 35.31

Cu.Yds. to Cu.m

increment by .7646

Cu.m to Cu.yds.

increment by 1.308

Zone — Basic unit is Centare (CA) which is 1 square meter

Metric

Unit

Centares

Square Inches

Square Feet

Square

Yards

Areas of land

Sq. Millimeter (sq.cm.)

Sq. Centimeter (sq.cm.)

Sq. Decemeter (sq.dm.)

Centare/Sq.meter

(ca/sq m)

Zone (a)

Hectare (ha)

Sq. Kilometer (sq.km)

.00001

.0001

.01

1

100

10,000

1,000,000

.1550

15.50

1550

— —

.1076

10.76

1076

1.196

119.6

2.471

To Convert

Sq. in. to sq. cm

copy by 6.452

Sq. cm to sq. in.

copy by .1550

Sq. Ft. to sq. m.

copy by .0929

Sq. m. to sq. ft.

copy by 10.76

Sq. yds to sq. m.

copy by.8361

Sq. m. to sq. yds.

copy by 1.196

Segments of land to Hectares

copy by .4047

Hectares to Acres

copy by 2.471

Segments of land to sq. km.

copy by .004047

Sq. km to Acres

copy by 247.1

Sq. miles to sq. km

copy by 2.590

Sq. km to sq. miles

copy by .3861

WEIGHT — Basic unit is gram (g)

Metric

Unit

Grams

Grains

Ounces

Pounds

Milligram (mg)

Centigram (cg)

Decigram (dg)

Gram

Decagram (dkg)

Hectogram (hg)

Kilogram (kg)

Quintal (q)

Metric Ton (MT) .001

.01

.1

1

10

100

1000

100,000

1,000,000 .01543

.1543

1.543

15.43

154.3

1543

— —

.03527

.3527

3.527

35.27

3527

— —

.22046

2.2046

220.46

2204.6

To Convert

G to CG

duplicate by 6.48

CG to G

duplicate by .1543

Ounces to G

duplicate by–31.103

G to Ounces

duplicate by .03527

Pounds to KG

duplicate by .4536

KG to Pounds

duplicate by 2.2046

Tons (2000#) to Metric Tons - duplicate by .9078

Metric Tons to Tons (2000#) - duplicate by 1.1023

Explicit Gravity of Liquids

Fluid

TEMP °F

Explicit

GRAVITY

Water (1 cu. ft. weighs 62.41 lb)

50

1.00

Salt water (Sodium Chloride 25%)

32

1.20

Pennsylvania Crude Oil

80

0.85

Fuel Oil No. 1 and 2

85

0.95

Fuel

80

0.74

Lamp fuel

85

0.82

Greasing up Oil SAE 10-20-30

115

0.94

Fluid

TEMP °F

Explicit

GRAVITY

30% Acetic Acid

68

1.04

half Acetic Acid

68

1.05

20% Chromic Acid

68

1.16

20% Hydrogen Peroxide

68

1.07

25% Methyl Alcohol

68

0.96

10% Nitric Acid

68

1.05

20% Nitric Acid

68

1.11

Fluid

TEMP °F

Explicit

GRAVITY

20% Phosphoric Acid

68

1.11

20% Sodium Hydroxide

68

1.21

half Sodium Hydroxide

68

1.52

20% Sulphuric Acid

68

1.14

half Sulphuric Acid

68

1.40

98% Sulphuric Acid

68

1.83

Transformation Constants

To Change

To

Duplicate By

Inches …

Inches …

Feet…

Feet…

Yards …

Square inches …

Square feet…

Square feet…

Square yards…

Cubic inches …

Cubic feet…

Cubic feet…

Cubic yards…

Cubic inches …

Cubic feet…

Gallons…

Gallons…

Gallons…

Pounds of water …

Ounces…

Pounds…

Crawls of water …

Feet …

Millimeters…

Inches…

Yards…

Feet …

Square feet …

Square inches…

Square yards …

Square feet …

Cubic feet …

Cubic inches…

Cubic yards …

Cubic feet …

Gallons …

Gallons …

Cubic inches…

Cubic feet …

Pounds of water…

Gallons …

Pounds …

Ounces …

Pounds per sq.inch …

0.0833

25.4

12

0.3333

3

0.00694

144

0.11111

9

0.00058

1728

0.03703

27

0.00433

7.48

231

0.1337

8.33

0.12004

0.0625

16

0.0361

To Change

To

Duplicate By

Crawls of water …

Crawls of water …

Crawls of water …

Crawls of mercury …

Crawls of mercury …

Crawls of mercury …

Ounces per sq. inch …

Ounces per sq. inch …

Pounds per sq. inch…

Pounds per sq. inch…

Pounds per sq. inch…

Pounds per sq. inch…

Feet of water…

Feet of water…

Feet of water…

Airs …

Airs …

Airs …

Long Tons…

Short Tons …

Short Tons …

Creeps of mercury…

Ounces per sq. inch …

Pounds per sq. foot …

Creeps of water …

Feet of water …

Pounds per sq. inch …

Creeps of mercury…

Creeps of water …

Creeps of water …

Feet of water …

Creeps of mercury…

Atmospheres…

Pounds per sq. inch …

Pounds per sq. foot …

Creeps of mercury…

Pounds per sq. inch …

Creeps of mercury…

Feet of water …

Pounds …

Pounds …

Long Tons …

0.0

0.5

5.2

1.1

0.4

0.1

1.7

2.3

2.0

0.0

0.4

0.8

34

224

200

0.89

Volume

1 cu. ft. = 128 fl. oz. (U.S.)

= 231 cu. in.

Pressing factor

1 lb. per sq. in.

1 ft. water at 60°F

1 in. Hg at 60°F

1 lb. per sq. in. = 2.31 ft. water at 60°F.

= 2.04 in. hg at 60°F.

= 0.4333 lb. per sq. in.

= 0.884 in. hg at 60°F.

= 0.49 lb. per sq. in.

= 1.13 ft. water at 60°F.

= lb. per sq. in. measure (psig) +

14.7Absolute (psia)

Temperature

°C

°F

= (°F — 32) X .556

= C(1.8) + 32

Mass

1 lb. (avoir)

1 ton (short)

1 ton (long) = 16 oz. (avoir.)

= 7000 grain

= 2000 lb.

= 2240 lb.

Stream

1 gpm

500 lb. per hr.

1 cu. ft. per min. (cfm)

= 0.134 cu. ft. per min.

= 500 lb. per hr. x sp. gr.

= 1 gpm ÷ sp. gr.

= 448.8 lady. per hr. (gph)

Recipes

Where

A = Area ; A1 = Surface region of solids;

V = Volume; C = Circumference

Square shape

A = W x L

Square shape Formulas

Parallelogram

A = H x L

Parallelogram Formulas

Trapezoid

Trapezoid Formulas

Triangle

Triangle Formulas

Circle

Circle Formulas

Area of Circle

Area of Circle Formulas

Oval

Oval Formulas

Rectangular Solid

Rectangular Solid Formulas

Cone

Cone Formulas

Chamber

Chamber Formulas

Circular Tanks

Circular Tanks Formulas

Circle

Circle Formulas