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Tables & Formulas for Carpentry
Tables Page
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| English to Metric | Metric to English |
| Inches x 25.4 = Millimeters | Millimeters x .03937 = Inches |
| Feet x 25.4 = Meters | Meters x 3.2809 = Feet |
| Miles x 1.6093 = Kilometers | Kilometers x .62138 = Miles |
| Square inches x 6.4515 = square centimeters | Square centimeters x .155 = inches |
| Square Feet x 09290 = square meters | Square meters x 10.7641 = square feet |
| Cubic inches x 16.3872 = cubic centimeters | Cubic centimeters x .0613 = inches |
| Cubic feet x. .02832 = cubic meters | Cubic meters x 35.314 = cubic feet |
| Cubic yards x .76452 = cubic meters | Cubic meters x 1.308 = cubic yards |
| Ounces x 28.35 grams | Grams x .03527 = ounces |
| Pounds x .4536 = kilograms | Kilograms x 2.2046 = pounds |
| Ton x .9072 = metric ton | Metric tons x 1.1023 = ton ( 2,000 lbs ) |
| Horsepower x .746 = kilowatts | Kilowatts x 1.3405 = horsepower |
MISCELLANEOUS ITEMS
Double the diameter of a pipe = and you quadruple the capacity Water = 1 Gallon = 8-1/2 pounds or 231 cubic inches Water = 7-1/2 gallons equal 62-1/2 pounds or 1 cu. ft. 1 cubic foot of sand = 100 pounds 1 cubic yard of sand = 2700 pounds 1 ton = 3/4 Yard = 20 cubic feet 1 shovel = 15 pounds
The proper formula for Concrete is
1 part cement 2 parts sand 3 parts gravel
The proper formula for Mortar is
1 part mortar cement 2 or 3 parts sand
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| 1/64 | .0156 | 0.3969 | 33/64 | .5156+ | 13.0969 | |
| 1/32 | .0312 | 0.7938 | 17/32 | .5312 | 13.4938 | |
| 3/64 | .0469 | 1.1906 | 35/64 | .5469 | 13.8906 | |
| 1/16 | .0625 | 1.5875 | 9/16 | .5625 | 14.2875 | |
| 5/64 | .0781 | 1.9844 | 37/64 | .5781 | 14.6844 | |
| 3/32 | .0938 | 2.3812 | 19/32 | .5938 | 15.0812 | |
| 7/64 | .1094 | 2.7781 | 39/64 | .6094 | 15.4781 | |
| 1/8 | .1250 | 3.1750 | 5/8 | .6250 | 15.8750 | |
| 9/64 | .1406 | 3.5719 | 41/64 | .6406 | 16.2719 | |
| 5/32 | .1562 | 3.9688 | 21/32 | .6562 | 16.6688 | |
| 11/64 | .1719 | 4.3656 | 43/64 | .6719 | 17.0656 | |
| 3/16 | .1875 | 4.7625 | 11/16 | .6875 | 17.4625 | |
| 13/64 | .2031 | 5.1594 | 45/64 | .7031 | 17.8594 | |
| 7/32 | .2188 | 5.5562 | 23/32 | .7188 | 18.2562 | |
| 15/64 | .2344 | 5.9531 | 47/64 | .7344 | 18.6531 | |
| 1/4 | .2500 | 6.3500 | 3/4 | .7500 | 19.0500 | |
| 17/64 | .2656 | 6.7469 | 49/64 | .7656 | 19.4469 | |
| 9/32 | .2812 | 7.1438 | 25/32 | .7812 | 19.8438 | |
| 19/64 | .2969 | 7.5406 | 51/64 | .7969 | 20.2406 | |
| 5/16 | .3125 | 7.9375 | 13/16 | .8125 | 20.6375 | |
| 21/64 | .3281 | 8.3344 | 53/64 | .8281 | 21.0344 | |
| 11/32 | .3438 | 8.7312 | 27/32 | .8438 | 21.4312 | |
| 23/64 | .3594 | 9.1281 | 55/64 | .8594 | 21.8281 | |
| 3/8 | .3750 | 9.5250 | 7/8 | .8750 | 22.2250 | |
| 25/64 | .3906 | 9.2919 | 57/64 | .8906 | 22.6219 | |
| 13/32 | .4062 | 10.3188 | 29/32 | .9062 | 23.0188 | |
| 27/64 | .4219 | 10.7156 | 59/64 | .9219 | 23.4156 | |
| 7/16 | .4375 | 11.1125 | 15/16 | .9375 | 23.8125 | |
| 29/64 | .4531 | 11.5094 | 61/64 | .9531 | 24.2094 | |
| 15/32 | .4688 | 11.9062 | 31/32 | .9688 | 24.6062 | |
| 31/64 | .4844 | 12.3031 | 63/64 | .9844> | 24.0031 | |
| 1/2 | .5000 | 12.70000 | 1 | 1.0000 | 25.4000 |
