Technical Information

Inches to Decimal to MM Conversions

FRACTION

DECIMAL

MM

FRACTION

DECIMAL

MM

1/64.015625.396933/64.51562513.0969
1/32__.03125.793817/32__.5312513.4938
3/64.0468751.190635/64.54687513.8906
1/16____.06251.58759/16____.562514.2875
5/64.0781251.984437/64.57812514.6844
3/32__.093752.381219/32__.5937515.0812
7/64.1093752.778139/64.60937515.4781
1/8.1253.1755/8.62515.875
9/64.1406253.571941/64.64062516.2719
5/32__.156253.968821/32__.6562516.6688
11/64.1718754.365643/64.67187517.0656
3/16____.18754.762511/16___.687517.4625
13/64.2031255.159445/64.70312517.8594
7/32__.218755.556223/32__.7187518.2562
15/64.2343755.953147/64.73437518.6531
1/4.256.353/4.7519.05
17/64.2656256.746949/64.76562519.4469
9/32__.281257.143825/32__.7812519.8438
19/64.2968757.540651/64.79687520.2406
5/16____.31257.937513/16___.812520.6375
21/64.3281258.334453/64.82812521.0344
11/32__.343758.731227/32__.8437521.4312
23/64.3593759.128155/64.85937521.8281
3/8.3759.5257/8.87522.225
25/64.3906259.921957/64.89062522.6219
13/32__.4062510.318829/32__.9062523.0188
27/64.42187510.715659/64.92187523.4156
7/16____.437511.112515/16___.937523.8125
29/64.45312511.509461/64.95312524.2094
15/32__.4687511.906231/32__.9687524.6062
31/64.48437512.303163/64.98437525.0031
1/2.512.711.025.4
Decimal Equivalents of Standard Gauges
NUMBER OF GAUGEALUMINUM SHEET STEEL
(thickness in decimal parts of an inch)
0.3249.3125
1.2893.2812
2.2576.2656
3.2294.2391
4.2043.2242
5.1819.2092
6.1620.1943
7.1443.1793
8.1285.1644
9.1144.1495
10.1019.1345
11.0907.1196
12.0808.1046
13.0720.0897
14.0641.0747
15.0571.0673
16.0508.0598
17.0453.0538
18.0403.0478
19.0359.0418
20.0320.0359
21.0285.0329
22.0253.0299
23.0226.0269
24.0201.0239
25.0179.0209
26.0159.0179
27.0142.0164
28.0126.0149
29.0113.0135
30.0100.0120
31.0089.0105
32.0080.0097
33.0071.0090
34.0063.0082
35.0056.0075
36.0050.0067
37.0045.0064
38.0040.0060