These dimensions may vary slightly depending on the specific material being used, such as stainless steel or aluminum.
Here is the table that shows the actual thickness of sheet steel in millimetres and inches compared to gauge size:
| Gauge No | Inch | Metric |
| 1 | 0.300" | 7.6mm |
| 2 | 0.276" | 7.0mm |
| 3 | 0.252" | 6.4mm |
| 4 | 0.232" | 5.9mm |
| 5 | 0.212" | 5.4mm |
| 6 | 0.192" | 4.9mm |
| 7 | 0.176" | 4.5mm |
| 8 | 0.160" | 4.1mm |
| 9 | 0.144" | 3.7mm |
| 10 | 0.128" | 3.2mm |
| 11 | 0.116" | 2.9mm |
| 12 | 0.104" | 2.6mm |
| 13 | 0.092" | 2.3mm |
| 14 | 0.080" | 2.0mm |
| 15 | 0.072" | 1.8mm |
| 16 | 0.064" | 1.6mm |
| 17 | 0.056" | 1.4mm |
| 18 | 0.048" | 1.2mm |
| 19 | 0.040" | 1.0mm |
| 20 | 0.036" | 0.9mm |
Post time: Jul-04-2023