Note: The values in this table are based on the Manufacturers’ Standard Gage for Sheet Steel (MSG).
For ease and quick reference, at FORZA Laser we have supplemented this table with the most common inch values.
Gauge / Fraction
in
mm
3″
3.0000
76.200
2-7/8″
2.8750
73.025
2-3/4″
2.7500
69.850
2-5/8″
2.6250
66.675
2-1/2″
2.5000
63.500
2-3/8″
2.3750
60.325
2-1/4″
2.2500
57.150
2-1/8″
2.1250
53.975
2″
2.0000
50.800
1-7/8″
1.8750
47.625
1-3/4″
1.7500
44.450
1-5/8″
1.6250
41.275
1-1/2″
1.5000
38.100
1-3/8″
1.3750
34.925
1-1/4″
1.2500
31.750
1-3/16″
1.1875
30.162
1-1/8″
1.1250
28.575
1-1/16″
1.0625
27.000
1″
1.0000
25.400
15/16″
0.9375
23.816
7/8″
0.8750
22.225
13/16″
0.8125
20.638
3/4″
0.7500
19.050
11/16″
0.6875
17.466
5/8″
0.6250
15.875
9/16″
0.5625
14.288
1/2″
0.5000
12.700
15/32″
0.4688
11.908
7/16″
0.4375
11.112
13/32″
0.4063
10.319
3/8″
0.3750
9.525
11/32″
0.3438
8.733
5/16″
0.3125
7.937
9/32″
0.2813
7.145
1/4″
0.2500
6.350
3
0.2391
6.073
15/64″
0.2344
5.954
4
0.2242
5.695
7/32″
0.2188
5.556
5
0.2092
5.314
13/64″
0.2031
5.159
6
0.1943
4.935
3/16″
0.1875
4.763
7
0.1793
4.554
11/64″
0.1719
4.366
8
0.1644
4.176
5/32″
0.1563
3.969
9
0.1495
3.797
10
0.1345
3.416
1/8″
0.1250
3.175
11
0.1196
3.038
7/64″
0.1094
2.778
12
0.1046
2.657
3/32″
0.0938
2.381
13
0.0897
2.278
5/64″
0.0781
1.984
14
0.0747
1.897
15
0.0673
1.709
1/16″
0.0625
1.588
16
0.0598
1.519
17
0.0538
1.367
18
0.0478
1.214
3/64″
0.0469
1.191
19
0.0418
1.062
20
0.0359
0.912
21
0.0329
0.836
1/32″
0.0313
0.794
22
0.0299
0.759
23
0.0269
0.683
24
0.0239
0.607
25
0.0209
0.531
26
0.0179
0.455
27
0.0164
0.417
1/64″
0.0156
0.396
28
0.0149
0.378
29
0.0135
0.343
30
0.0120
0.305
31
0.0105
0.267
32
0.0097
0.246
33
0.0090
0.229
34
0.0082
0.208
35
0.0075
0.191
36
0.0067
0.170
37
0.0064
0.163
38
0.0060
0.152
Galvanized Steel
Note: Based on ASTM A653/A653M.
For ease and quick reference, at FORZA Laser we have supplemented this table with the most common inch values.
Gauge / Fraction
in
mm
3/16″
0.1875
4.763
11/64″
0.1719
4.367
8
0.1681
4.270
5/32″
0.1563
3.969
9
0.1532
3.891
9/64″
0.1406
3.571
10
0.1382
3.510
1/8″
0.1250
3.175
11
0.1233
3.132
7/64″
0.1094
2.778
12
0.1084
2.753
3/32″
0.0938
2.381
13
0.0934
2.372
14
0.0785
1.994
5/64″
0.0781
1.984
15
0.0710
1.803
16
0.0635
1.613
1/16″
0.0625
1.588
17
0.0575
1.461
18
0.0516
1.311
3/64″
0.0469
1.191
19
0.0456
1.158
20
0.0396
1.006
21
0.0366
0.930
22
0.0336
0.853
1/32″
0.0313
0.794
23
0.0306
0.777
24
0.0276
0.701
25
0.0247
0.627
26
0.0217
0.551
27
0.0202
0.513
28
0.0187
0.475
29
0.0172
0.437
30
0.0157
0.399
1/64″
0.0156
0.396
31
0.0142
0.361
32
0.0134
0.340
Stainless Steel
Note: Based on U.S. Standard Gauge.
For ease and quick reference, at FORZA Laser we have supplemented this table with the most common inch values.
Gauge / Fraction
in
mm
1″
1.0000
25.400
15/16″
0.9375
23.816
7/8″
0.8750
22.225
13/16″
0.8125
20.638
3/4″
0.7500
19.050
11/16″
0.6875
17.466
5/8″
0.6250
15.875
9/16″
0.5625
14.288
7|0
0.5000
12.700
15/32″
0.4688
11.908
6|0
0.4686
11.902
5|0
0.4375
11.113
7/16″
0.4375
11.112
4|0
0.4063
10.320
13/32″
0.4063
10.319
3|0 or 3/8″
0.3750
9.525
2|0 or 11/32″
0.3438
8.733
1|0
0.3125
7.938
5/16″
0.3125
7.937
1 or 9/32″
0.2813
7.145
2
0.2656
6.746
3 or 1/4″
0.2500
6.350
4 or 15/64″
0.2344
5.954
7/32″
0.2188
5.556
5
0.2187
5.555
6 or 13/64″
0.2031
5.159
7 or 3/16″
0.1875
4.763
11/64″
0.1719
4.367
8
0.1719
4.366
5/32″
0.1563
3.969
9
0.1562
3.967
10 or 9/64″
0.1406
3.571
11 or 1/8″
0.1250
3.175
12
0.1094
2.779
7/64″
0.1094
2.778
3/32″
0.0938
2.381
13
0.0937
2.380
14 or 5/64″
0.0781
1.984
15
0.0703
1.786
16 or 1/16″
0.0625
1.588
17
0.0562
1.427
18
0.0500
1.270
3/64″
0.0469
1.191
19
0.0437
1.110
20
0.0375
0.953
21
0.0344
0.874
1/32″
0.0313
0.794
22
0.0312
0.792
23
0.0281
0.714
24
0.0250
0.635
25
0.0219
0.556
26
0.0187
0.475
27
0.0172
0.437
28 or 1/64″
0.0156
0.396
29
0.0141
0.358
30
0.0125
0.318
31
0.0109
0.277
32
0.0102
0.259
33
0.0094
0.239
34
0.0086
0.218
35
0.0078
0.198
36
0.0070
0.178
37
0.0066
0.168
38
0.0062
0.157
Aluminum
Note: Based on common practices and industry standard thicknesses.
