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Current as of January 01, 2024 | Updated by Findlaw Staff
For the purpose of securing uniformity the following is established as the only standard gauge for sheet and plate iron and steel in the United States of America, namely:
|
Number
of gauge
|
Approxi-
mate thick-
ness in
fractions of an inch
|
Approxi-
mate thick-
ness in de-
cimal parts of an inch
|
Approxi-
mate thick-
ness in
milli- meters
|
Weight per
square
foot in
ounces avoirdupois
|
Weight per
square
foot in
pounds avoirdupois
|
Weight per
square
foot in kilograms
|
Weight per
square
meter in kilograms
|
Weight per
square
meter in
pounds avoirdupois
|
|---|---|---|---|---|---|---|---|---|
|
0000000 |
1/2 |
.5 |
12.7 |
320 |
20.00 |
9.072 |
97.65 |
215.28 |
|
000000 |
15/32 |
.46875 |
11.90625 |
300 |
18.75 |
8.505 |
91.55 |
201.82 |
|
00000 |
7/16 |
.4375 |
11.1125 |
280 |
17.50 |
7.983 |
85.44 |
188.37 |
|
0000 |
13/32 |
.40625 |
10.31875 |
260 |
16.25 |
7.371 |
79.33 |
174.91 |
|
000 |
3/8 |
.375 |
9.525 |
240 |
15 |
6.804 |
73.24 |
161.46 |
|
00 |
11/32 |
.34375 |
8.73125 |
220 |
13.75 |
6.237 |
67.13 |
148.00 |
|
0 |
5/16 |
.3125 |
7.9375 |
200 |
12.50 |
5.67 |
61.03 |
134.55 |
|
1 |
9/32 |
.28125 |
7.14375 |
180 |
11.25 |
5.103 |
54.93 |
121.09 |
|
2 |
17/64 |
.265625 |
6.746875 |
170 |
10.625 |
4.819 |
51.88 |
114.37 |
|
3 |
1/4 |
.25 |
6.35 |
160 |
10 |
4.536 |
48.82 |
107.64 |
|
4 |
15/64 |
.234375 |
5.953125 |
150 |
9.375 |
4.252 |
45.77 |
100.91 |
|
5 |
7/32 |
.21875 |
5.55625 |
140 |
8.75 |
3.969 |
42.72 |
94.18 |
|
6 |
13/64 |
.203125 |
5.159375 |
130 |
8.125 |
3.685 |
39.67 |
87.45 |
|
7 |
3/16 |
.1875 |
4.7625 |
120 |
7.5 |
3.402 |
36.62 |
80.72 |
|
8 |
11/64 |
.171875 |
4.365625 |
110 |
6.875 |
3.118 |
33.57 |
74.00 |
|
9 |
5/32 |
.15625 |
3.96875 |
100 |
6.25 |
2.835 |
30.52 |
67.27 |
|
10 |
9/64 |
.140625 |
3.571875 |
90 |
5.625 |
2.552 |
27.46 |
60.55 |
|
11 |
1/8 |
.125 |
3.175 |
80 |
5 |
2.268 |
24.41 |
53.82 |
|
12 |
7/64 |
.109375 |
2.778125 |
70 |
4.375 |
1.984 |
21.36 |
47.09 |
|
13 |
3/32 |
.09375 |
2.38125 |
60 |
3.75 |
1.701 |
18.31 |
40.36 |
|
14 |
5/64 |
.078125 |
1.984375 |
50 |
3.125 |
1.417 |
15.26 |
33.64 |
|
15 |
9/128 |
.0703125 |
1.7859375 |
45 |
2.8125 |
1.276 |
13.73 |
30.27 |
|
16 |
1/16 |
.0625 |
1.5875 |
40 |
2.5 |
1.134 |
12.21 |
26.91 |
|
17 |
9/160 |
.05625 |
1.42875 |
36 |
2.25 |
1.021 |
10.99 |
24.22 |
|
18 |
1/20 |
.05 |
1.27 |
32 |
2 |
.9072 |
9.765 |
21.53 |
|
19 |
7/160 |
.04375 |
1.11125 |
28 |
1.75 |
.7938 |
8.544 |
18.84 |
|
20 |
3/80 |
.0375 |
.9525 |
24 |
1.50 |
.6804 |
7.324 |
16.15 |
|
21 |
11/320 |
.034375 |
.873125 |
22 |
1.375 |
.6237 |
6.713 |
14.80 |
|
22 |
1/32 |
.03125 |
.793750 |
20 |
1.25 |
.567 |
6.103 |
13.46 |
|
23 |
9/320 |
.028125 |
.714375 |
18 |
1.125 |
.5103 |
5.493 |
12.11 |
|
24 |
1/40 |
.025 |
.635 |
16 |
1 |
.4536 |
4.882 |
10.76 |
|
25 |
7/320 |
.021875 |
.555625 |
14 |
.875 |
.3969 |
4.272 |
9.42 |
|
26 |
3/160 |
.01875 |
.47625 |
12 |
.75 |
.3402 |
3.662 |
8.07 |
|
27 |
11/640 |
.0171875 |
.4365625 |
11 |
.6875 |
.3119 |
3.357 |
7.40 |
|
28 |
1/64 |
.015625 |
.396875 |
10 |
.625 |
.2835 |
3.052 |
6.73 |
|
29 |
9/640 |
.0140625 |
.3571875 |
9 |
.5625 |
.2551 |
2.746 |
6.05 |
|
30 |
1/80 |
.0125 |
.3175 |
8 |
.5 |
.2268 |
2.441 |
5.38 |
|
31 |
7/640 |
.0109375 |
.2778125 |
7 |
.4375 |
.1984 |
2.136 |
4.71 |
|
32 |
13/1280 |
.01015625 |
.25796875 |
6 1/2 |
.40625 |
.1843 |
1.983 |
4.37 |
|
33 |
3/320 |
.009375 |
.238125 |
6 |
.375 |
.1701 |
1.831 |
4.04 |
|
34 |
11/1280 |
.00859375 |
.21828125 |
5 1/2 |
.34375 |
.1559 |
1.678 |
3.70 |
|
35 |
5/640 |
.0078125 |
.1984375 |
5 |
.3125 |
.1417 |
1.526 |
3.36 |
|
36 |
9/1280 |
.00703125 |
.17859375 |
4 1/2 |
.28125 |
.1276 |
1.373 |
3.03 |
|
37 |
17/2560 |
.006640625 |
.168671875 |
4 1/4 |
.265625 |
.1205 |
1.297 |
2.87 |
|
38 |
1/160 |
.00625 |
.15875 |
4 |
.25 |
.1134 |
1.221 |
2.69 |
The same and no other shall be used in determining duties and taxes levied by the United States of America on sheet and plate iron and steel. But this subchapter shall not be construed to increase duties upon any articles which may be imported.
Cite this article: FindLaw.com - 15 U.S.C. § 206 - U.S. Code - Unannotated Title 15. Commerce and Trade § 206. Standard gauge for sheet and plate iron and steel - last updated January 01, 2024 | https://codes.findlaw.com/us/title-15-commerce-and-trade/15-usc-sect-206/
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