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Conversion Tables: Metric
| This information is provided for your convenience. We feel it's reliable, but errors can occur. We make no claims as to the accuracy of this information and do not warrant it for any use or purpose whatsoever. Always verify specification data in order to ensure its accuracy. |
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Heat and Energy |
| To Convert |
Multiply by |
To Obtain |
| gr-cal |
0.003969 |
Btu |
| kg-cal |
3.9693 |
Btu |
| kg-cal/kg |
1.800 |
Btu/lb |
| gr-cal/sq cm |
3.687 |
Btu/sq ft |
| kg-cal/cu m |
0.1124 |
Btu/cu ft |
| joule |
0.7376 |
ft-lb |
| meter-kg |
7.2330 |
ft-lb |
| gr-cal |
3.087 |
ft-lb |
|
| To Convert |
Multiply by |
To Obtain |
| kg-cal |
3,087 |
ft-lb |
| hp-hr |
1,980,000 |
ft-lb |
| kwhr |
2,655,000 |
ft-lb |
| Btu |
778.3 |
ft-lb |
| Btu |
252 |
gr-cal |
| Btu |
0.252 |
kg-cal |
| Btu/lb |
0.5556 |
kg-cal/kg |
| Btu/sq ft |
0.2713 |
gr-cal/sq cm |
|
| To Convert |
Multiply by |
To Obtain |
| Btu/cu ft |
8.896 |
kg-cal/cu m |
| ft-lb |
1.356 |
joule |
| ft-lb |
0.1383 |
meter kg |
| ft-lb |
0.3239 |
gr-cal |
| ft-lb |
0.000324 |
kg-cal |
| ft-lb |
0.000000505 |
hp-hr |
| ft-lb |
0.000000377 |
kwhr |
| ft-lb |
0.001285 |
Btu |
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| Units of Power |
| To Convert |
Multiply by |
To Obtain |
| watts |
0.7376 |
ft-lb/sec |
| watts |
0.001341 |
hp |
|
| To Convert |
Multiply by |
To Obtain |
| kw |
1.3410 |
hp |
| cheval-vap |
0.9863 |
hp |
| ft-lb/sec |
1.356 |
watts |
|
| To Convert |
Multiply by |
To Obtain |
| hp |
745.7 |
watts |
| hp |
0.7457 |
kw |
| hp |
1.0139 |
cheval-vap |
|
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Volume - Flow Rates |
| To Convert |
Multiply by |
To Obtain |
| liters/sec |
15.85 |
gpm |
| liters/min |
0.2642 |
gpm |
| liters/min |
0.03531 |
cfm |
| liters/hr |
0.0044 |
gpm |
| cu m/min |
35.314 |
cfm |
|
| To Convert |
Multiply by |
To Obtain |
| cu m/min |
264.17 |
gpm |
| cu m/hr |
0.5883 |
cfm |
| cu m/hr |
4.4028 |
gpm |
| gpm |
0.0631 |
liters/sec |
| gpm |
227.1 |
liters/hr |
|
| To Convert |
Multiply by |
To Obtain |
| gpm |
3.785 |
liters/min |
| gpm |
0.003786 |
cu m/min |
| gpm |
0.2271 |
cu m/hr |
| cfm |
28.317 |
liters/min |
| cfm |
0.02832 |
cu m/min |
| cfm |
1.6992 |
cu m/hr |
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Weight and Pressure |
| To Convert |
Multiply by |
To Obtain |
| gr/sq cm |
0.01422 |
psi |
| gr/cu cm |
0.0361 |
lb/cu in |
| kq/sq cm |
14.22 |
psi |
| kg/cu m |
0.0624 |
lb/cu ft |
| kg/m |
0.6720 |
lb/ft |
|
| To Convert |
Multiply by |
To Obtain |
| meters water |
1.42 |
psi |
| meters (any liquid) |
1.42 x sp gr |
psi |
| mm mercury |
0.001316 |
atm |
| lb/ft. |
1.4881 |
kg/m |
| psi |
70.31 |
gr/sq cm |
|
| To Convert |
Multiply by |
To Obtain |
| psi |
0.07031 |
kg/sq cm |
| psi |
0.7042 |
meters water |
| psi |
0.7042/sp gr |
meters (any liquid) |
| lb/cu in |
27.68 |
gr/cu cm |
| lb/cu ft |
16.018 |
kg/cu m |
| atm |
760 |
mm mercury |
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Weight |
| To Convert |
Multiply by |
To Obtain |
| grams |
15.43 |
grains |
| grams |
0.0353 |
oz. |
| kg |
35.27 |
oz. |
| kg |
2.2046 |
lb. |
|
| To Convert |
Multiply by |
To Obtain |
| kg |
0.001102 |
tons |
| tonnes |
2,204.6 |
lb. |
| tonnes |
1.1023 |
tons |
| grains |
0.0648 |
grams |
| oz. |
28.350 |
grams |
|
| To Convert |
Multiply by |
To Obtain |
| oz. |
0.02835 |
kg |
| lb. |
0.4536 |
kg |
| lb. |
0.000454 |
tonnes |
| tons |
907.2 |
kg |
| tons |
0.9072 |
tonnes |
|
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Volume |
| To Convert |
Multiply by |
To Obtain |
| cu cm |
0.06102 |
cu in. |
| cu cm |
0.03381 |
fl oz. |
| cu meters |
35.31 |
cu ft. |
| cu meters |
1.308 |
cu yd. |
| cu meters |
264.2 |
gal. |
|
| To Convert |
Multiply by |
To Obtain |
| liters |
61.02 |
cu in. |
| liters |
0.03531 |
cu ft. |
| liters |
0.2642 |
gal. |
| cu in. |
16.39 |
cu cm |
| cu in. |
0.01639 |
liters |
|
| To Convert |
Multiply by |
To Obtain |
| cu ft. |
0.02832 |
cu meters |
| cu ft. |
28.317 |
liters |
| cu yd. |
0.7646 |
cu meters |
| fl oz. |
29.58 |
cu cm |
| gal. |
0.003786 |
cu meters |
| gal. |
3.786 |
liters |
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Area |
| To Convert |
Multiply by |
To Obtain |
| sq mm |
0.00155 |
sq in. |
| sq cm |
0.155 |
sq in. |
| sq meters |
10.764 |
sq ft. |
| sq meters |
1.196 |
sq yd. |
|
| To Convert |
Multiply by |
To Obtain |
| sq km |
0.3861 |
sq miles |
| hectares |
2 |
acres |
| sq in. |
645.2 |
sq mm |
| sq in. |
6.452 |
sq cm |
|
| To Convert |
Multiply by |
To Obtain |
| sq ft. |
0.0929 |
sq meters |
| sq yd. |
0.8361 |
sq meters |
| sq miles |
2.59 |
sq km |
| acres |
0.4047 |
hectares |
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| • • • • • • • • • • • • • • • • • • • • • • • • • • |
| Units of Length |
| To Convert |
Multiply by |
To Obtain |
| mm |
0.03937 |
in. |
| cm |
0.3937 |
in. |
| meters |
39.37 |
in. |
| meters |
3.281 |
ft. |
| meters |
1.0936 |
yd. |
| km |
3,281 |
ft. |
|
| To Convert |
Multiply by |
To Obtain |
| km |
1093.6 |
yd. |
| km |
0.6214 |
miles |
| microns |
0.00003937 |
in. |
| in. |
25.4 |
mm |
| in. |
2.54 |
cm |
| in. |
0.0254 |
meters |
|
| To Convert |
Multiply by |
To Obtain |
| ft. |
0.3048 |
meters |
| ft. |
0.0003048 |
km |
| yd. |
0.9144 |
meters |
| yd. |
0.0009144 |
km |
| miles |
1.609 |
km |
| in. |
25,400 |
microns |
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