Wire and Sheet Metal Size Identifiers
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Read gauge numbers on one side of these identifiers and their decimal equivalents on the other.
American wire gauge identifier shows the same markings as Brown & Sharpe gauges.
U.S. steel wire gauge identifier shows the same markings as Washburn & Moen and American Steel and Wire Co. gauges.
For Gauge Type | For Use On | For Sheet Metal Gauge | For Electrical Wire Gauge | For Steel Wire Gauge | For Wire Dia./Sheet Thick. | Dia. | Each | |
Steel | ||||||||
---|---|---|---|---|---|---|---|---|
U.S. Standard Iron and Steel Gauge | Iron, Steel | 36 ga., 35 ga., 34 ga., 33 ga., 32 ga., 31 ga., 30 ga., 29 ga., 28 ga., 27 ga., 26 ga., 25 ga., 24 ga., 23 ga., 22 ga., 21 ga., 20 ga., 19 ga., 18 ga., 17 ga., 16 ga., 15 ga., 14 ga., 13 ga., 12 ga., 11 ga., 10 ga., 9 ga., 8 ga., 7 ga., 6 ga., 5 ga., 4 ga., 3 ga., 2 ga., 1 ga., 0 ga. | __ | __ | 0.007", 0.0078", 0.0085", 0.0093", 0.01", 0.0109", 0.0125", 0.014", 0.0156", 0.017", 0.0187", 0.0218", 0.025", 0.028", 0.0312", 0.0343", 0.0375", 0.0437", 0.05", 0.056", 0.0625", 0.07", 0.078", 0.0937", 0.109", 0.125", 0.14", 0.156", 0.172", 0.1875", 0.203", 0.2187", 0.234", 0.25", 0.263", 0.281", 0.3125" | 3 1/4" | 0000000 | 000000 |
American Wire Gauge | Aluminum, Brass, Copper | __ | 36 ga., 35 ga., 34 ga., 33 ga., 32 ga., 31 ga., 30 ga., 29 ga., 28 ga., 27 ga., 26 ga., 25 ga., 24 ga., 23 ga., 22 ga., 21 ga., 20 ga., 19 ga., 18 ga., 17 ga., 16 ga., 15 ga., 14 ga., 13 ga., 12 ga., 11 ga., 10 ga., 9 ga., 8 ga., 7 ga., 6 ga., 5 ga., 4 ga., 3 ga., 2 ga., 1 ga., 0 ga. | __ | 0.005", 0.0056", 0.0063", 0.007", 0.008", 0.009", 0.01", 0.011", 0.012", 0.014", 0.016", 0.018", 0.02", 0.022", 0.025", 0.028", 0.032", 0.036", 0.04", 0.045", 0.051", 0.057", 0.064", 0.072", 0.081", 0.091", 0.102", 0.114", 0.128", 0.144", 0.162", 0.182", 0.204", 0.229", 0.257", 0.289", 0.325" | 3 1/4" | 00000000 | 00000 |
U.S. Steel Wire Gauge | Steel | __ | __ | 36 ga., 35 ga., 34 ga., 33 ga., 32 ga., 31 ga., 30 ga., 29 ga., 28 ga., 27 ga., 26 ga., 25 ga., 24 ga., 23 ga., 22 ga., 21 ga., 20 ga., 19 ga., 18 ga., 17 ga., 16 ga., 15 ga., 14 ga., 13 ga., 12 ga., 11 ga., 10 ga., 9 ga., 8 ga., 7 ga., 6 ga., 5 ga., 4 ga., 3 ga., 2 ga., 1 ga., 0 ga. | 0.007", 0.0076", 0.0086", 0.0093", 0.0101", 0.0109", 0.0125", 0.014", 0.0156", 0.0172", 0.0187", 0.0218", 0.025", 0.0281", 0.0312", 0.0348", 0.0375", 0.0437", 0.05", 0.0562", 0.0625", 0.0703", 0.0781", 0.0937", 0.1093", 0.126", 0.1406", 0.1562", 0.1718", 0.1875", 0.2031", 0.2187", 0.2343", 0.25", 0.2656", 0.2812", 0.3125" | 3 1/4" | 00000000 | 000000 |