Moment of Force / lbf·in → N·m
Convert Pound-force inches to Newton meters
Convert force moments about a point or axis for statics. Convert Pound-force inches (lbf·in) to Newton meters (N·m). Find the formula, worked examples, unit definitions, and practical guidance below.
Reverse: Newton meters to Pound-force inches →
How to convert pound-force inches to newton meters
Moment equals force times perpendicular distance. Although its dimensions match energy, a moment in N·m is not a quantity of heat or work in joules. Pound values here mean pound-force.
Use x for the value in lbf·in, b for the intermediate value in N·m, and y for the result in N·m.
N·m = lbf·in × 0.11298482902761668
Worked examples
10 lbf·in ≈ 1.12984829028 N·m
Step 1: (10 × 0.112984829028) ≈ 1.12984829028 N·m.
Step 2: 1.12984829028 ÷ 1 ≈ 1.12984829028 N·m.20 lbf·in ≈ 2.25969658055 N·m
Step 1: (20 × 0.112984829028) ≈ 2.25969658055 N·m.
Step 2: 2.25969658055 ÷ 1 ≈ 2.25969658055 N·m.
Results are rounded to 12 significant digits. Converting units does not increase the precision of the original measurement. Very large or small values outside JavaScript’s finite numeric range are rejected.
About Pound-force inches
Pound-force inches (lbf·in) measures moment of force under the conventions above. The base value in N·m is (x × 0.112984829028), where x is the numerical value in lbf·in. Factors shown here are rounded for display; calculations use the stored factor.
About Newton meters
Newton meters (N·m) measures moment of force under the conventions above. The base value in N·m is (x × 1), where x is the numerical value in N·m. Factors shown here are rounded for display; calculations use the stored factor.
Definitions and sources
Carry the same physical assumptions into subsequent physics calculations.
Pound-force inches to newton meters reference table
| Pound-force inches (lbf·in) | Newton meters (N·m) |
|---|---|
| 1 | 0.112984829028 |
| 5 | 0.564924145138 |
| 10 | 1.12984829028 |
| 25 | 2.82462072569 |
| 50 | 5.64924145138 |
| 100 | 11.2984829028 |
| 1000 | 112.984829028 |
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