Convert Pounds per Square Yard to Ounces per Square Foot
1 pound per square yard (lb/yd²) = 1.777777778 ounces per square foot (oz/ft²). 1 oz/ft² = 0.5625 lb/yd². Example: 15 lb/yd² = 15 × 1.777777778 = 26.66666667 oz/ft².
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1 lb/yd² = 1.777777778 oz/ft²
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk pound per square yard to ounce per square foot converter to paste a column from Excel.
How to Convert Pound per Square Yard to Ounce per Square Foot
- 1 lb/yd² = 1.777777778 oz/ft²
- 1 oz/ft² = 0.5625 lb/yd²
- Example: convert 15 lb/yd² to oz/ft²: 15 lb/yd² = 15 × 1.777777778 oz/ft² = 26.66666667 oz/ft²
Formula
oz/ft² = lb/yd² × 1.777777777778
Derivation from SI units:
- 1 lb/yd² = 453.59237 g ÷ 0.83612736 m² = 542.4919453 g/m² (exact ratio)
- 1 oz/ft² = 28.349523125 g ÷ 0.09290304 m² = 305.1517192 g/m² (exact ratio)
- 1 lb/yd² = 542.4919595981 g/m² ÷ 305.1517272739 g/m² per oz/ft² = 1.777777777778 oz/ft²
Both units are defined exactly, so the factor is exact. Pound per Square Yard definition: pound per square yard; Ounce per Square Foot definition: ounce per square foot.
Worked examples
- A reading of 0.75 lb/yd² converts to 1.333333333 oz/ft².
0.75 lb/yd² × 1.777777778 = 1.333333333 oz/ft² - A value of 2 lb/yd² is 3.555555556 oz/ft².
2 lb/yd² × 1.777777778 = 3.555555556 oz/ft²
Pound per Square Yard to Ounce per Square Foot conversion table
| Pounds per Square Yard (lb/yd²) | Ounces per Square Foot (oz/ft²) |
|---|---|
| 0.1 lb/yd² | 0.1777777778 oz/ft² |
| 0.25 lb/yd² | 0.4444444444 oz/ft² |
| 0.5 lb/yd² | 0.8888888889 oz/ft² |
| 0.75 lb/yd² | 1.333333333 oz/ft² |
| 1 lb/yd² | 1.777777778 oz/ft² |
| 1.5 lb/yd² | 2.666666667 oz/ft² |
| 2 lb/yd² | 3.555555556 oz/ft² |
| 3 lb/yd² | 5.333333333 oz/ft² |
| 5 lb/yd² | 8.888888889 oz/ft² |
| 10 lb/yd² | 17.77777778 oz/ft² |
Where it's used
Pounds per Square Yard are used for carpets and heavy industrial fabrics, while ounces per square foot appear in coated fabrics and laminates. Both measure fabric weight (mass per unit area, GSM), so the conversion is a fixed factor.
Pound per Square Yard to other fabric weight units
| Conversion | 1 lb/yd² equals |
|---|---|
| pound per square yard to ounce per square foot | 1.777777778 oz/ft² |
| pound per square yard to gram per square metre | 542.4919596 g/m² |
| pound per square yard to ounce per square yard | 16 oz/yd² |
| pound per square yard to gram per square centimetre | 0.05424919596 g/cm² |
Frequently asked questions
How many ounces per square foot are in 1 pound per square yard?
1 lb/yd² = 1.777777778 oz/ft².
How do I convert pounds per square yard to ounces per square foot?
Multiply the value in lb/yd² by 1.777777778. For example, 15 lb/yd² × 1.777777778 = 26.66666667 oz/ft².
Is the lb/yd² to oz/ft² conversion exact?
Yes. Both units are defined exactly, so the ratio is exact; its decimal form does not terminate and is shown here to 10 significant figures (more with the precision selector).
Sources
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "pound (avoirdupois)".
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "ounce (avoirdupois)".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Pounds per Square Yard to Ounces per Square Foot. Retrieved October 25, 2026, from https://scientificconverters.com/fabric-weight/pounds-per-square-yard-to-ounces-per-square-foot/
IEEE
Scientific Converters, "Convert Pounds per Square Yard to Ounces per Square Foot," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/fabric-weight/pounds-per-square-yard-to-ounces-per-square-foot/