STRUCTURAL
Mass per area
Sheet mass and surface density.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result0.70307 t/m²1 lb/in² = 0.70307 t/m²
EVERYDAY · ENGINEERING · SCIENCE
lb/in² to t/m² Converter
Convert pound per square inch (lb/in²) to tonne per square metre (t/m²). Enter a value for an instant result, or use the examples and reverse conversion below.
520units ready to convert
HOW IT IS CALCULATED
Convert through kilogram per square metre
Enter a pound per square inch value to calculate tonne per square metre with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| gram per square metrefrom lb/in² | g/m² | 703070 |
| kilogram per square metrefrom lb/in² | kg/m² | 703.07 |
| tonne per square metrefrom lb/in² | t/m² | 0.70307 |
| ounce per square footfrom lb/in² | oz/ft² | 2304 |
| pound per square footfrom lb/in² | lb/ft² | 144 |
| pound per square inchfrom lb/in² | lb/in² | 1 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
lb/in² to t/m² Conversion Reference
Pound Per Square Inch (lb/in²) and tonne per square metre (t/m²) are units of mass per area. Use this page to convert in either direction.
Conversion Examples
| Pound Per Square Inch (lb/in²) | Tonne Per Square Metre (t/m²) |
|---|---|
| 1 lb/in² | 0.70307 t/m² |
| 5 lb/in² | 3.51535 t/m² |
| 10 lb/in² | 7.0307 t/m² |
| 100 lb/in² | 70.307 t/m² |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
Reverse Conversion
t/m² to lb/in² (tonne per square metre to pound per square inch)