| To Convert | To | Multiply By |
|---|---|---|
| Atmospheres | Bars | 1.01325 |
| Atmospheres | Feet of H2O (39.2°F) | 33.8995 |
| Atmospheres | mm of mercury (0°C) | 760 |
| Atmospheres | Inches of mercury (32°F) | 29.9213 |
| Atmospheres | psi | 14.6960 |
| Bars | psi | 14.5038 |
| Barrels (oil, US) | Gallons (US) | 42.0 |
| BTU/min | Kilowatt | 0.0175725 |
| BTU/min | Kilogram-calories | 0.25199576 |
| BTU/min | Foot-lbs | 778.768 |
| BTU | Horsepower-hrs | 3.92752 x 10-4 |
| BTU | Kilogram-meters | 107.514 |
| BTU | Kilowatt-hrs | 2.92875 x 10-4 |
| BTU | Therms | 0.00001 |
| BTU/hr | Foot-lbs/sec | 0.21601 |
| BTU/min | Horsepower | 0.0235651 |
| Centimeters | Feet | 3.281 x 10-2 |
| Centimeters | Inches | 0.39370079 |
| Centimeters/sec | Feet/min | 1.19685039 |
| Cubic centimeters | Gallons (US, liq) | 2.6417205 x 10-4 |
| Cubic centimeters/min | mL/min for water only | 1 |
| Cubic centimeters/min | Gallons/hr | 0.015850323 |
| Cubic feet | Cubic inches | 1728.0 |
| Cubic feet | Cubic meters | 0.028316847 |
| Cubic feet | Cubic yards | 0.03704 |
| Cubic feet | Gallons (US, liq) | 7.4805195 |
| Cubic feet | Liters | 28.316847 |
| Cubic feet/hr | Liters/min | 0.47193 |
| Cubic feet/min | Liters/min | 28.31605 |
| Cubic inches | Cubic centimeters | 16.387064 |
| Cubic inches | Cubic feet | 5.787 x 10-4 |
| Cubic yards | Cubic feet | 27 |
| Cubic yards | Cubic inches | 46,656 |
| Cubic yards | Gallons (US, liq) | 201.97403 |
| Degrees | Minutes | 60 |
| Degrees | Radians | 0.017453293 |
| Degrees (angle) | Seconds | 3600 |
| Drams (avdp) | Grains | 27.34375 |
| Drams (avdp) | Ounces (avdp) | 0.0625 |
| Drams (avdp) | Grams | 1.7718452 |
| Fathoms | Feet | 6 |
| Feet | Centimeters | 30.48 |
| Feet | Meters | 0.3048 |
| Feet of H2O | Atmospheres | 0.0294990 |
| Feet of H2O | Inches of mercury | 0.882646 |
| Feet/min | Centimeters/sec | 0.508 |
| Feet/min | Miles/hr | 0.01136363 |
| Gallons (US, liq) | Cubic centimeters | 3785.4118 |
| Gallons (US, liq) | Cubic feet | 0.133680555 |
| Gallons (US, liq) | Cubic yards | 4.9511317 x 10-3 |
| Gallons (US, liq) | Liters | 3.7854118 |
| Gallons of H2O in air (4°C) | Lbs of H2O | 8.33585 |
| Grains | Grams | 0.06479891 |
| Grains | Ounces (avdp) | 2.2857143 x 10-3 |
| Grams | Grains | 15.432358 |
| Grams | Ounces (avdp) | 0.035273962 |
| Grams | Lbs (avdp) | 2.2046226 x 10-3 |
| Horsepower | BTU/min | 42.4356 |
| Horsepower | Kilowatts | 0.745700 |
| Horsepower | Watts | 745.700 |
| Horsepower (boiler) | BTU (mean)/hr | 33445.7 |
| Horsepower (boiler) | Kilowatts | 9.80950 |
| Inches | Centimeters | 2.54 |
| Inches of mercury (32°F) | Atmospheres | 0.0334211 |
| Inches of mercury (32°F) | Lbs/sq inch | 0.4911542 |
| Kilograms | Lbs (avdp) | 2.2046226 |
| Kilowatts | BTU/hr | 3414.43 |
| Kilowatts | Horsepower | 1.34102 |
| Kilowatts | Watts | 1000.00 |
| Lbs (avdp) | Drams (avdp) | 256 |
| Lbs (avdp) | Grains | 7000 |
| Lbs (avdp) | Grams | 453.59237 |
| Lbs (troy) | Grains | 5760 |
| Lbs (troy) | Pennyweights | 240 |
| Lbs/million Btu | Nanogram/Joule (ng/J) | 430 |
| Lbs/sq inch | Atmospheres | 0.0680460 |
| Lbs/sq inch | Bars | 0.0689476 |
| Lbs/sq inch | Inches of H2O (39.2°F) | 27.6807 |
| Lbs/sq inch | Inches of mercury | 2.03602 |
| Lbs/sq inch | Kilograms/cm2 | 0.070306958 |
| Lbs/sq inch | Kilopascals | 6.895 |
| Lbs/sq inch | Millibars | 68.9476 |
| Lbs/sq inch | mm of H2O | 703.089 |
| Lbs/sq inch | mm of mercury | 51.7149 |
| Lbs/sq inch | Pascals | 6,895.0 |
| Liters | Cubic feet | 0.035314667 |
| Liters | Cubic inches | 61.023744 |
| Liters | Gallons (US, liq) | 0.26417205 |
| Liters/min | Cubic feet/hr | 2.118882 |
| Liters/min | Cubic feet/min | 0.0353147 |
| Meters | Inches | 39.370079 |
| Miles (statute) | Feet | 5280 |
| Miles (statute) | Kilometers | 1.609344 |
| Miles (statute) | Yards | 1760 |
| Miles/hr | Feet/sec | 1.4666666 |
| Miles/hr | Kilometers/hr | 1.609344 |
| Miles/hr | Knots (Int) | 0.86897624 |
| mm | Inches | 0.039370079 |
| mm of mercury (0°C) | Atmospheres | 0.0013157895 |
| Ounces (avdp) | Grains | 437.5 |
| Ounces (avdp) | Grams | 28.349523 |
| Ounces (avdp) | Lbs (avdp) | 0.0625 |
| Pascals | Inches of mercury | 0.000295 |
| Pascals | mm of mercury | 0.0075 |
| ppm (density = 1 g/mL for solvent) | Grains/gallon (US) | 0.05841620 |
| ppm (density = 1 g/mL for solvent) | Grains/gallon (Brit.) | 0.07015488 |
| Radians | Degrees | 57.295779 |
| Radians | Min | 3437.7468 |
| Sq centimeters | Sq feet | 1.0763867 x 10-3 |
| Sq centimeters | Sq inches | 0.15500031 |
| Sq feet | Acres | 2.295684 x 10-5 |
| Sq feet | Sq inches | 144 |
| Sq feet | Sq miles | 3.5870064 x 10-8 |
| Sq inches | Sq centimeters | 6.4516 |
| Sq inches | Sq feet | 0.0069444 |
| Sq kilometers | Acres | 247.10538 |
| Sq miles | Acres | 640 |
| Sq miles | Sq yards | 3.0976 x 106 |
| Sq yards | Acres | 2.0661157 x 10-4 |
| Sq yards | Sq meters | 0.83612736 |
| Therms | BTUs | 100,000 |