Sheet Metal Gauge Size Chart - Inch

Sheet Metal Gauge Size Chart – Inch Sheet Metal Gauge Size Chart – mm
Gauge sizes are numbers that indicate the thickness of a piece of sheet metal, with a higher number referring to a thinner sheet. Following reference table gives the different Gauges sizes (sheet metal thickness) for Standard Steel, Galvanized Steel, Stainless Steel, Aluminium.

Gauge	Standard Steel	Galvanized Steel	Stainless Steel	Aluminium
Gauge	Standard Steel	Galvanized Steel	Stainless Steel	Aluminium
3	0.2391	-	0.2500	0.2294
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
9	0.1495	0.1532	0.1562	0.1144
10	0.1345	0.1382	0.1406	0.1019
11	0.1196	0.1233	0.1250	0.0907
12	0.1046	0.1084	0.1094	0.0808
13	0.0897	0.0934	0.0937	0.0720
14	0.0747	0.0785	0.0781	0.0641
15	0.0673	0.0710	0.0703	0.0571
16	0.0598	0.0635	0.0625	0.0508
17	0.0538	0.0575	0.0562	0.0453
18	0.0478	0.0516	0.0500	0.0403
19	0.0418	0.0456	0.0437	0.0359
20	0.0359	0.0396	0.0375	0.0320
21	0.0329	0.0366	0.0344	0.0285
22	0.0299	0.0336	0.0312	0.0253
23	0.0269	0.0306	0.0281	0.0226
24	0.0239	0.0276	0.0250	0.0201
25	0.0209	0.0247	0.0219	0.0179
26	0.0179	0.0217	0.0187	0.0159
27	0.0164	0.0202	0.0172	0.0142
28	0.0149	0.0187	0.0156	0.0126
29	0.0135	0.0172	0.0141	0.0113
30	0.0120	0.0157	0.0125	0.0100
31	0.0105	0.0142	0.0109	0.0089
32	0.0097	0.0134	0.0102	0.0080
33	0.0090	-	0.0094	0.0071
34	0.0082	-	0.0086	0.0063
35	0.0075	-	0.0078	0.0056
36	0.0067	-	0.0070	0.0050
37	0.0064	-	0.0066	0.0045
38	0.0060	-	0.0062	0.0040
39	-	-	-	0.0035
40	-	-	-	0.0031

Sheet Metal Gauge Size Chart – Inch

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