The pound-foot is a unit of torque that embodies the long-standing relationship between imperial units and engineering. First defined, the pound-foot describes the moment of force exerted when one pound of force is applied to a one-foot lever. While its metric counterpart, the newton-meter, is widely used, the pound-foot remains prevalent in industries like automotive engineering where torque specifications are crucial.

Interestingly, in the 19th-century steam era, torque measurement in pound-feet was fundamental for evaluating the power of steam engines, essentially helping to drive the Industrial Revolution. Confusion might arise between pound-foot and foot-pound, but the latter relates to work or energy, not torque. This subtle distinction underscores the nuanced but influential role of the pound-foot in engineering history.

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The newton-meter (Nm) is a fascinating unit of measurement that quantifies torque, which is the rotational equivalent of linear force. Named after Sir Isaac Newton, the brilliant mind who laid the groundwork for classical mechanics, this unit plays a crucial role in understanding how forces cause objects to rotate. What many might find intriguing is the dual nature of the newton-meter: while commonly associated with torque, it is also equivalent to a joule, the standard unit of energy in the International System of Units, when measuring work or energy. This duality showcases the interconnectedness of physical concepts, demonstrating how force and motion unite in both rotational and energy contexts to describe the physical world.

Pound-feet

Newton-meters

0 lbf-ft

0 Nm

10 lbf-ft

13.55818 Nm

20 lbf-ft

27.11636 Nm

30 lbf-ft

40.67454 Nm

40 lbf-ft

54.23272 Nm

50 lbf-ft

67.7909 Nm

60 lbf-ft

81.34908 Nm

70 lbf-ft

94.90726 Nm

80 lbf-ft

108.46544 Nm

90 lbf-ft

122.02362 Nm

100 lbf-ft

135.5818 Nm

110 lbf-ft

149.13998 Nm

120 lbf-ft

162.69816 Nm

130 lbf-ft

176.25634 Nm

140 lbf-ft

189.81452 Nm

150 lbf-ft

203.3727 Nm

160 lbf-ft

216.93088 Nm

170 lbf-ft

230.48906 Nm

180 lbf-ft

244.04724 Nm

190 lbf-ft

257.60542 Nm

200 lbf-ft

271.1636 Nm

210 lbf-ft

284.72178 Nm

220 lbf-ft

298.27996 Nm

230 lbf-ft

311.83814 Nm

240 lbf-ft

325.39632 Nm

250 lbf-ft

338.9545 Nm

260 lbf-ft

352.51268 Nm

270 lbf-ft

366.07086 Nm

280 lbf-ft

379.62904 Nm

290 lbf-ft

393.18722 Nm

300 lbf-ft

406.7454 Nm

310 lbf-ft

420.30358 Nm

320 lbf-ft

433.86176 Nm

330 lbf-ft

447.41994 Nm

340 lbf-ft

460.97812 Nm

350 lbf-ft

474.5363 Nm

360 lbf-ft

488.09448 Nm

370 lbf-ft

501.65266 Nm

380 lbf-ft

515.21084 Nm

390 lbf-ft

528.76902 Nm

400 lbf-ft

542.3272 Nm

410 lbf-ft

555.88538 Nm

420 lbf-ft

569.44356 Nm

430 lbf-ft

583.00174 Nm

440 lbf-ft

596.55992 Nm

450 lbf-ft

610.1181 Nm

460 lbf-ft

623.67628 Nm

470 lbf-ft

637.23446 Nm

480 lbf-ft

650.79264 Nm

490 lbf-ft

664.35082 Nm

500 lbf-ft

677.909 Nm

510 lbf-ft

691.46718 Nm

520 lbf-ft

705.02536 Nm

530 lbf-ft

718.58354 Nm

540 lbf-ft

732.14172 Nm

550 lbf-ft

745.7 Nm

560 lbf-ft

759.25808 Nm

570 lbf-ft

772.81626 Nm

580 lbf-ft

786.37444 Nm

590 lbf-ft

799.93262 Nm

600 lbf-ft

813.4908 Nm

610 lbf-ft

827.04898 Nm

620 lbf-ft

840.60716 Nm

630 lbf-ft

854.16534 Nm

640 lbf-ft

867.72352 Nm

650 lbf-ft

881.2817 Nm

660 lbf-ft

894.83988 Nm

670 lbf-ft

908.39806 Nm

680 lbf-ft

921.95624 Nm

690 lbf-ft

935.51442 Nm

700 lbf-ft

949.0726 Nm

710 lbf-ft

962.63078 Nm

720 lbf-ft

976.18896 Nm

730 lbf-ft

989.74714 Nm

740 lbf-ft

1003.30532 Nm

750 lbf-ft

1016.8635 Nm

760 lbf-ft

1030.42168 Nm

770 lbf-ft

1043.97986 Nm

780 lbf-ft

1057.53804 Nm

790 lbf-ft

1071.09622 Nm

800 lbf-ft

1084.6544 Nm

810 lbf-ft

1098.21258 Nm

820 lbf-ft

1111.77076 Nm

830 lbf-ft

1125.32894 Nm

840 lbf-ft

1138.88712 Nm

850 lbf-ft

1152.4453 Nm

860 lbf-ft

1166.00348 Nm

870 lbf-ft

1179.56166 Nm

880 lbf-ft

1193.11984 Nm

890 lbf-ft

1206.67802 Nm

900 lbf-ft

1220.2362 Nm

910 lbf-ft

1233.79438 Nm

920 lbf-ft

1247.35256 Nm

930 lbf-ft

1260.91074 Nm

940 lbf-ft

1274.46892 Nm

950 lbf-ft

1288.0271 Nm

960 lbf-ft

1301.58528 Nm

970 lbf-ft

1315.14346 Nm

980 lbf-ft

1328.70164 Nm

990 lbf-ft

1342.25982 Nm

1000 lbf-ft

1355.818 Nm

Pound-feet to Newton-meters Conversion

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> Pound-feet to Newton-meters Conversion Table

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:: Torque Units

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> Other Conversions

:: Torque Units

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