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■ TABLE 1.3<br />

Conversion Factors from BG and EE Units to SI Units a<br />

To Convert from to Multiply by<br />

Acceleration<br />

Area<br />

Density<br />

fts 2<br />

ft 2<br />

lbmft 3<br />

slugsft 3 ms 2<br />

m 2<br />

kgm 3<br />

kgm 3<br />

3.048 E 1<br />

9.290 E 2<br />

1.602 E 1<br />

5.154 E 2<br />

Energy Btu<br />

ft lb<br />

J<br />

J<br />

1.055 E 3<br />

1.356<br />

Force lb N 4.448<br />

Length ft m<br />

3.048 E 1<br />

in.<br />

m<br />

2.540 E 2<br />

mile<br />

m<br />

1.609 E 3<br />

Mass lbm kg<br />

4.536 E 1<br />

slug<br />

kg<br />

1.459 E 1<br />

Power ft lbs<br />

W 1.356<br />

hp<br />

W<br />

7.457 E 2<br />

Pressure<br />

in. Hg 160 °F2 Nm 2 3.377 E 3<br />

lbft 2 1psf2<br />

Nm 2 4.788 E 1<br />

lbin. 2 1psi2<br />

Nm 2 6.895 E 3<br />

Specific weight<br />

Temperature<br />

lbft 3<br />

°F<br />

°R<br />

Nm 3<br />

°C<br />

K<br />

1.571 E 2<br />

T C 15921T F 32°2<br />

5.556 E 1<br />

Velocity<br />

fts<br />

mihr 1mph2<br />

ms<br />

ms<br />

3.048 E 1<br />

4.470 E 1<br />

Viscosity (dynamic)<br />

Viscosity (kinematic)<br />

lb sft 2<br />

ft 2 s<br />

N sm 2<br />

m 2 s<br />

4.788 E 1<br />

9.290 E 2<br />

Volume flowrate ft 3 s<br />

m 3 s 2.832 E 2<br />

galmin 1gpm2 m 3 s 6.309 E 5<br />

a<br />

If more than four-place accuracy is desired, refer to Appendix E.

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