6 Gauge Sheet Metal
Steel (MSG) 0.1943″
Galvanized —
Stainless 0.2031″
Aluminum 0.1620″
Steel: 4.94 mm · Stainless: 5.16 mm · Aluminum: 4.11 mm . The same gauge number is a different thickness in each material — always confirm which scale a drawing means, or better, specify decimal thickness.
Neighboring gauges (steel column)
| Gauge | Steel | Galvanized | Stainless | Aluminum |
|---|---|---|---|---|
| 4 | 0.2242 | — | 0.2344 | 0.2043 |
| 5 | 0.2092 | — | 0.2187 | 0.1819 |
| 6 | 0.1943 | — | 0.2031 | 0.1620 |
| 7 | 0.1793 | — | 0.1875 | 0.1443 |
| 8 | 0.1644 | 0.1681 | 0.1719 | 0.1285 |
Measuring wire, not sheet? Wire uses the AWG scale — see AWG 6 (0.1620″ Ø). Aluminum sheet happens to share the AWG scale, which is why the aluminum column matches it.