18 Gauge Steel Thickness & Weight
18 gauge carbon steel has a nominal thickness of approximately 0.0478 in (1.214 mm) and theoretical weight of 1.952 lb/ft².
| Gauge | 18 |
|---|---|
| Thickness | 0.0478 in |
| Metric thickness | 1.214 mm |
| Weight | 1.952 lb/ft² |
| Estimated 4×8 sheet | 62.5 lb |
Gauge thickness varies by material; this reference is for carbon steel.