Our formulas page offers a simple chart to convert units of measurement.
| TO CONVERT | INTO | MULTIPLY BY |
|---|---|---|
| A | ||
| Atmospheres | Foot of water (@40 C) | 33.9 |
| Atmospheres | Inch of mercury (@40 C) | 29.92 |
| Atmospheres | Pounds / square inch | 14.7 |
| TO CONVERT | INTO | MULTIPLY BY |
| B | ||
| Bars | Atmospheres | 0.9869 |
| Bars | Dynes/square centimeter | 10,000 |
| Bars | Kgs/square meter | 10,200 |
| Bars | Pounds/square foot | 2,089 |
| Bars | Pounds/square inch | 14.5 |
| Btu | Foot-lbs | 778.3 |
| Btu | Horsepower-hours | 0.0003931 |
| Btu/hour | Watts | 0.2931 |
| Btu/minute | Foot-lbs/second | 12.96 |
| Btu/ minute | Horsepower | 0.02356 |
| Btu/ minute | Kilowatts | 0.01757 |
| Btu/ minute | Watts | 17.57 |
| TO CONVERT | INTO | MULTIPLY BY |
| C | ||
| Centimeters | Inches | 0.3937 |
| Centimeters | Meters | 0.01 |
| Centimeters | Millimeters | 10 |
| Cubic centimeters | Cubic feet | 0.000003531 |
| Cubic centimeters | Cubic inches | 0.06102 |
| Cubic centimeters | Cubic meters | 0.00001 |
| Cubic centimeters | Gallons (US) | 0.002642 |
| Cubic centimeters | Liters | 0.001 |
| Cubic feet | Cubic inches | 1728 |
| Cubic feet | Cubic meters | 0.02832 |
| Cubic feet | Gallons (US) | 7.48052 |
| Cubic feet | Liters | 28.32 |
| Cubic inches | Cubic feet | 0.0005787 |
| Cubic inches | Gallons (US) | 0.004329 |
| Cubic inches | Liters | 0.01639 |
| Cubic meters | Cubic feet | 35.31 |
| Cubic meters | Cubic inches | 61,023.00 |
| Cubic meters | Gallons (US) | 264.2 |
| Cubic meters | Liters | 1,000.00 |
| TO CONVERT | INTO | MULTIPLY BY |
| D | ||
| Degrees (angle) | Quadrants | 0.01111 |
| Degrees (angle) | Radians | 0.01745 |
| Degrees (angle) | Seconds | 3600 |
| Degrees/second | Radians/second | 0.01745 |
| Degrees/ second | Revolutions/minute | 0.1667 |
| Degrees/ second | Revolutions/second | 0.00278 |
| TO CONVERT | INTO | MULTIPLY BY |
| F | ||
| Feet | Centimeters | 30.48 |
| Feet | Kilometers | 0.0003048 |
| Feet | Meters | 0.3048 |
| Foot- pounds | Btu | 0.001286 |
| Foot- pounds | Horsepower-hours | 0.00000505 |
| Foot- pounds/ minute | Btu/min | 0.001286 |
| Foot- pounds/ minute | Foot-pounds/second | 0.01667 |
| Foot- pounds/minute | Horsepower | 0.0000303 |
| Foot- pounds/ second | Btu/hr | 4.6263 |
| Foot- pounds/ second | Btu/hr | 0.07717 |
| Foot- pounds/second | Horsepower | 0.001818 |
| TO CONVERT | INTO | MULTIPLY BY |
| G | ||
| Gallons | Cubic centimeters | 3785 |
| Gallons | Cubic feet | 0.1337 |
| Gallons | Cubic inches | 231 |
| Gallons | Liters | 3.785 |
| Gallons of water | Pounds of water | 8.3453 |
| Gallons/ minute | Cubic foot/ second | 0.002228 |
| Gallons/ minute | Liters/ second | 0.06308 |
| Gallons/ minute | Cubic foot/hour | 8.0208 |
| TO CONVERT | INTO | MULTIPLY BY |
| H | ||
| Horsepower | Btu/min | 42.44 |
| Horsepower | Foot-lbs/minute | 33000 |
| Horsepower | Foot-lps/second | 550 |
| Horsepower metric | Horsepower | 0.9863 |
| Horsepower | Kilowatts | 0.7457 |
| Horsepower | Watts | 745.7 |
| TO CONVERT | INTO | MULTIPLY BY |
| I | ||
| Inches | Centimeters | 2.54 |
| Inches | Millimeters | 25.4 |
| Inches of mercury | Feet of water | 1.133 |
| Inches of mercury | Kgs/square centimeters | 0.03453 |
| Inches of mercury | Kgs/ square meter | 345.3 |
| Inches of mercury | Pounds/ square foot | 70.73 |
| Inches of mercury | Pounds/ square inches | 0.4912 |
| Pounds/ square inches | Feet of water | 2.307 |
| Pounds/ square inches | Inches of mercury | 2.036 |
| Pounds/ square inches | Kgs/ square meter | 703.1 |
| Pounds/ square inches | Pounds/square foot | 144 |
| TO CONVERT | INTO | MULTIPLY BY |
| R | ||
| Radians | Degrees | 57.3 |
| Radians | Minutes | 3438 |
| Radians | quadrants | 0.6366 |
| Radians/ second | Degrees/second | 57.3 |
| Radians/ second | Revolutions/minute | 9.549 |
| Radians/ second | Revolutions/ second | 0.1592 |
| Revolutions/ minute | Degrees/ second | 6 |
| Revolutions/ minute | Radians/ second | 0.1047 |
| Revolutions/ minute | Revolutions / second | 0.01667 |
| Revolutions/ second | Degrees/ second | 360 |
| Revolutions/ second | Radians/ second | 6.283 |
| Revolutions/ second | Revolutions / minute | 60 |
| TO CONVERT | INTO | MULTIPLY BY |
| S | ||
| Square centimeters | Square inches | 0.155 |
| Square centimeters | Square meters | 0.0001 |
| Square feet | Square centimeters | 929 |
| Square feet | Square inches | 144 |
| Square inches | Square centimeters | 6.452 |
| Square inches | Square millimeters | 645.2 |
| Square meters | Square feet | 10.76 |
| Square meters | Square inches | 1550 |
| TO CONVERT | INTO | MULTIPLY BY |
| W | ||
| Watts | Btu/hour | 34129 |
| Watts | Btu/minute | 0.05688 |
| Watts | Foot-lbs/minute | 44.27 |
| Watts | Foot-lbs/second | 0.7378 |
| Watts | Kilowatts | 0.001 |