Conversion Charts

Please find the following conversion charts below:

Conversion Factors - Imperial/Metric

To ConvertMultiply By

Inches to millimetres

25.400

Feet to metres

0.3048

Yards to metres

0.9140

Square inches to square centimetres

6.4516

Square feet to square metres

0.092903

Cubic inches to cubic centimetres

16.3871

Cubic feet to cubic metres

0.028317

Cubic yards to cubic metres

0.764555

Pounds to kilograms

0.453592

Tons to tonnes (100kg)

1.01605

Lb/square inch to kg/square metre

703.070

Millimetres to inches

0.0393701

Metres to feet

3.28084

Metres to yards

1.09361

Square centimetres to square inches

0.1550

Square metres to square feet

10.7639

Square metres to square yards

1.19599

Cubic centimetres to cubic inches

0.061024

Cubic metres to cubic feet

35.3147

Cubic metres to cubic yards

1.30795

Kilograms to pounds

2.20462

Tonnes (1000kg) to tons

0.984207

Kg/square metre to lb/square inch

0.001422

Fractions to Decimals & Metric mm

Fraction (Inches)Decimal (Inches)Metric (mm)

1/16

0.0625

1.5875

1/8

0.1250

3.1750

3/16

0.1875

4.7625

1/4

0.2500

6.3500

5/16

0.3125

7.9375

3/8

0.3750

9.5250

7/16

0.4375

11.1125

1/2

0.5000

12.7000

9/16

0.5625

14.2875

5/8

0.6250

15.8750

11/16

0.6875

17.4625

3/4

0.7500

19.0500

13/16

0.8125

20.6375

7/8

0.8750

22.2250

15/16

0.9375

23.8125

1

1.0000

25.4000

Standard Wire Gauge Equivalents

SWGMetricImperial

0

8.2290

0.3240

1

7.6200

0.3000

2

7.0100

0.2760

3

6.4010

0.2520

4

5.8930

0.2320

5

5.3850

0.2120

6

4.8760

0.1920

7

4.4700

0.1760

8

4.0640

0.1600

9

3.6580

0.1440

10

3.2510

0.1280

11

2.9460

0.1160

12

2.6410

0.1040

13

2.3360

0.0920

14

2.0302

0.0800

15

1.8280

0.0720

16

1.6250

0.0640

17

1.4420

0.0560

18

1.2190

0.0480

19

1.0160

0.0400

20

0.9140

0.0360

21

0.8124

0.0320

22

0.7109

0.0280

23

0.6093

0.0240

24

0.5585

0.0220

25

0.5078

0.0200

26

0.4570

0.0180

27

0.4162

0.0164

28

0.3755

0.0148

29

0.3450

0.0136

30

0.3146

0.0124

31

0.2940

0.0116

32

0.2743

0.0108

33

0.2539

0.0100

34

0.2330

0.0092

35

0.2131

0.0084

36

0.1937

0.0076

37

0.1727

0.0068

38

0.1524

0.0060

39

0.1321

0.0052

40

0.1219

0.0048

SWG Diameter & Area in mm

SWGDiameter (mm)Area (mm2)

1

7.620

45.6037

2

7.010

38.5989

3

6.401

32.1780

4

5.893

27.2730

5

5.385

22.7735

6

4.877

18.6793

7

4.470

15.6958

8

4.064

12.9717

9

3.658

10.5071

10

3.251

8.3019

11

3.946

6.8183

12

2.642

5.4805

13

2.337

4.2888

14

2.032

3.2429

15

1.829

2.6268

16

1.626

2.0755

17

1.422

1.5890

18

1.219

1.1675

19

1.016

0.8107

20

0.914

0.6567

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