Ounce per Square Yard (oz/yd²)
Ounces per square yard is the US fabric weight unit: 1 oz/yd² ≈ 33.906 g/m². Denim is sold as 10–16 oz, shirting as 3–5 oz.
Symbol: oz/yd² (ASCII: oz/yd2)
Quantity: fabric weight (mass per unit area, GSM)
SI relation: 1 oz/yd² = 33.90574747488 g/m² (exact)
Derivation: 1 oz/yd² = 28.349523125 g ÷ 0.83612736 m² = 33.90574658 g/m² (exact ratio)
Exact: yes, by definition
Typical uses
- US denim, canvas and apparel fabric specifications
- ASTM D3776 fabric mass per unit area
- Nonwoven and geotextile data sheets (osy)
Convert ounces per square yard to other units
| Conversion | 1 oz/yd² equals | Reverse |
|---|---|---|
| ounce per square yard to gram per square metre | 33.90574747 g/m² | gram per square metre to ounce per square yard |
| ounce per square yard to ounce per square foot | 0.1111111111 oz/ft² | ounce per square foot to ounce per square yard |
| ounce per square yard to gram per square centimetre | 0.003390574747 g/cm² | gram per square centimetre to ounce per square yard |
| ounce per square yard to pound per square yard | 0.0625 lb/yd² | pound per square yard to ounce per square yard |
Open the Fabric Weight (GSM) Converter to convert any value between all units.
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, "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). Ounce per Square Yard (oz/yd²). Retrieved October 25, 2026, from https://scientificconverters.com/units/ounce-per-square-yard/
IEEE
Scientific Converters, "Ounce per Square Yard (oz/yd²)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/units/ounce-per-square-yard/