Pounds per cubic inch to Grams per cubic centimetre
Type a value in Pounds per cubic inch and get the result in Grams per cubic centimetre, calculated exactly.
1 Pounds per cubic inch ≈ 27.67990471 Grams per cubic centimetre
Exact factorRounded for display to about 10 significant digits.
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Formula
g/cm³ = lb/in³ × 27.6799047102
To convert Pounds per cubic inch to Grams per cubic centimetre, multiply the value by 27.6799047102.
Worked examples
- 1 lb/in³ × 27.6799047102 ≈ 27.67990471 g/cm³
- 100 lb/in³ × 27.6799047102 ≈ 2,767.990471 g/cm³
- 50 lb/in³ × 27.6799047102 ≈ 1,383.995236 g/cm³
This factor is exact by definition.
Conversion table
| Pounds per cubic inch (lb/in³) | Grams per cubic centimetre (g/cm³) |
|---|---|
| 1 | ≈ 27.6799 |
| 2 | ≈ 55.35981 |
| 3 | ≈ 83.03971 |
| 4 | ≈ 110.7196 |
| 5 | ≈ 138.3995 |
| 6 | ≈ 166.0794 |
| 7 | ≈ 193.7593 |
| 8 | ≈ 221.4392 |
| 9 | ≈ 249.1191 |
| 10 | ≈ 276.799 |
| 15 | ≈ 415.1986 |
| 20 | ≈ 553.5981 |
| 25 | ≈ 691.9976 |
| 30 | ≈ 830.3971 |
| 40 | ≈ 1,107.196 |
| 50 | ≈ 1,383.995 |
| 60 | ≈ 1,660.794 |
| 70 | ≈ 1,937.593 |
| 75 | ≈ 2,075.993 |
| 80 | ≈ 2,214.392 |
| 90 | ≈ 2,491.191 |
| 100 | ≈ 2,767.99 |
Values marked ≈ are rounded; the rest are exact.
Reverse table: Grams per cubic centimetre to Pounds per cubic inch
| Grams per cubic centimetre (g/cm³) | Pounds per cubic inch (lb/in³) |
|---|---|
| 1 | ≈ 0.03612729 |
| 2 | ≈ 0.07225458 |
| 3 | ≈ 0.1083819 |
| 4 | ≈ 0.1445092 |
| 5 | ≈ 0.1806365 |
| 6 | ≈ 0.2167638 |
| 7 | ≈ 0.252891 |
| 8 | ≈ 0.2890183 |
| 9 | ≈ 0.3251456 |
| 10 | ≈ 0.3612729 |
| 15 | ≈ 0.5419094 |
| 20 | ≈ 0.7225458 |
| 25 | ≈ 0.9031823 |
| 30 | ≈ 1.083819 |
| 40 | ≈ 1.445092 |
| 50 | ≈ 1.806365 |
| 60 | ≈ 2.167638 |
| 70 | ≈ 2.52891 |
| 75 | ≈ 2.709547 |
| 80 | ≈ 2.890183 |
| 90 | ≈ 3.251456 |
| 100 | ≈ 3.612729 |
Unit definitions
- Pounds per cubic inch lb/in³
- About 27 679.9 kg/m³, exact from the 1959 pound and inch.
- Grams per cubic centimetre g/cm³
- Exactly 1000 kg/m³; water is close to 1 g/cm³.
Questions people ask
Pounds per cubic inch to Grams per cubic centimetre: what is the conversion factor?
One lb/in³ is ≈ 27.67990471 g/cm³.
How do I convert Pounds per cubic inch to Grams per cubic centimetre?
Use the formula above. For example, 100 lb/in³ = ≈ 2,767.990471 g/cm³.
Is the conversion exact?
Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.
Factors checked 19 October 2026.