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Conversion Tables

Use the measurement calculator below to determine the value of Inches to MM and MM to Inches. Simply choose your conversion, enter the measurements and view the result.
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STANDARD WIRE GAUGE TO INCHES AND MILLIMETRES
1 Swg = 0.300” / 7.620mm 16 Swg = 0.064” / 1.626mm
2 Swg = 0.276” / 7.010mm 17 Swg = 0.056” / 1.422mm
3 Swg = 0.252” / 6.401mm 18 Swg = 0.048” / 1.219mm
4 Swg = 0.232” / 5.893mm 19 Swg = 0.040” / 1.016mm
5 Swg = 0.212” / 5.385mm 20 Swg = 0.036” / 0.914mm
6 Swg = 0.192” / 4.877mm 21 Swg = 0.032” / 0.813mm
7 Swg = 0.176” / 4.470mm 22 Swg = 0.028” / 0.711mm
8 Swg = 0.160” / 4.064mm 23 Swg = 0.024” / 0.610mm
9 Swg = 0.144” / 3.658mm 24 Swg = 0.022” / 0.559mm
10 Swg = 0.128” / 3.251mm 25 Swg = 0.020” / 0.508mm
11 Swg = 0.116” / 2.946mm 26 Swg = 0.018” / 0.457mm
12 Swg = 0.104” / 2.642mm 27 Swg = 0.0164” / 0.417mm
13 Swg = 0.092” / 2.337mm 28 Swg = 0.0148” / 0.376mm
14 Swg = 0.080” / 2.032mm 29 Swg = 0.0136” / 0.345mm
15 Swg = 0.072” / 1.829mm< 30 Swg = 0.0124” / 0.315mm
CONVERSIONS – INCHES TO METRIC (MM)
INCHES
METRIC(MM)
INCHES
METRIC(MM)
1/16 1.587 5 5/8 142.874
1/8 3.175 5 3/4 146.049
3/16 4.762 5 7/8 149.223
1/4 6.350 6 152.398
5/16 7.937 6 1/8 155.573
3/8 9.525 6 1/4 158.748
7/16 11.112 6 3/8 161.923
1/2 12.700 6 1/2 165.098
9/16 14.287 6 5/8 168.273
5/8 15.875 6 3/4 171.448
11/16 17.462 6 7/8 174.623
3/4 19.050 7 177.798
13/16 20.637 7 1/8 180.973
7/8 22.225 7 1/4 184.148
15/16 23.812 7 3/8 187.323
1 25.400 7 1/2 190.498
1 1/8 28.574 7 5/8 193.673
LENGTH FORMULAE
To convert Multiply by
Inches to centimetres 2.54
Centimetres to inches 0.3937
Feet to metres 0.3048
Metres to feet 3.2808
Yards to metres 0.9144
Metres to yards 1.0936
Miles to kilometres 1.6093
Kilometres to miles 0.6213
WEIGHT FORMULAE
To convert Multiply by
Ounces to grams 28.3495
Grams to ounces 0.03527
Pounds to grams 453.59
Grams to pounds 0.002204
Pounds to kilograms 0.45359
Kilograms to pounds 2.2046
Tons (Long) to kilograms 1016.0469
Kilograms to tons (Long) 0.000984
N.B. 1 METRIC TONS (TONNES) IS EQUIVALENT TO: 1000 KILOGRAMS OR 2204.6 POUNDS.
AREA FORMULAE
To convert Multiply by
Sq inches to sq centimetres 6.4516
Sq centimetres to sq inches 0.155
Sq feet to sq metres 0.0929
Sq metres to sq feet 10.7639
Sq yards to sq metres 0.8361
Sq metres to sq yards 1.1959
Sq metres to sq kilometres 2.5899
Sq kilometres to sq miles  0.3861
Acres to hectares 0.4046
Hectares to acres 2.471
VOLUME FORMULAE
To convert Multiply by
Cu inches to Cu centimetres 16.387
Cu centimetres to Cu inches 0.06102
Cu feet to Cu metres 0.02831
Cu metres to Cu feet 35.3147
Cu yards to Cu metres 0.76455
Cu metres to Cu yards 1.30795
CAPACITY FORMULAE
To convert Multiply by
Gallons to litres 4.546
Litres to gallons 0.2199
THE FORMULA TO WORK OUT THE WEIGHT IN KG’S OF A MILD STEEL SHEET OR PLATE:

Example: 2500 x 1250 x 5mm

Formula: 2.5 x 1.25 x 5 x 7.856 (g/cm3) = 122.75 Kg’s

FOR GUIDE PURPOSES ONLY, A FORMULA THAT TAKES INTO CONSIDERATION THE PLUS TOLERANCES USED WHEN PRODUCING MILD STEEL SHEET OR PLATE:

Example: 2500 x 1250 x 5mm

Formula: 2.5 x 1.25 x 8 x 5 = 125 Kg’s

Stainless Steel

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