Wire & Sheet Metal Gauges



 
gauge
number
A.W.G.
inches
A.W.G.
millimetres
B.S.G.
inches
B.S.G.
millimetres
B/S
inches
B/S
millimetres
U.S.S.
inches
U.S.S.
millimetres
1
2
3
4
5
6
7
8
9
10

11
12
13
14
15
16
17
18
19
20

21
22
23
24
25
26
27
28
29
30

0.2890
0.2580
0.2290
0.2040
0.1820
0.1620
0.1440
0.1280
0.1140
0.1020

0.0907
0.0808
0.0720
0.0641
0.0571
0.0508
0.0453
0.0403
0.0359
0.0320

0.0285
0.0253
0.0226
0.0201
0.0179
0.0159
0.0142
0.0126
0.0113
0.0100

7.3406
6.5532
5.8166
5.1816
4.6228
4.1148
3.6576
3.2512
2.8956
2.5908

2.3038
2.0523
1.8288
1.6281
1.4503
1.2903
1.1506
1.0236
0.9119
0.8128

0.7239
0.6426
0.5740
0.5105
0.4547
0.4039
0.3607
0.3200
0.2870
0.2540

0.3000
0.2760
0.2520
0.2320
0.2120
0.1920
0.1760
0.1600
0.1440
0.1280

0.1160
0.1040
0.0920
0.0800
0.0720
0.0640
0.0560
0.0480
0.0400
0.0360

0.0320
0.0280
0.0240
0.0220
0.0200
0.0180
0.0164
0.0148
0.0136
0.0124

7.6200
7.0104
6.4008
5.8928
5.3848
4.8768
4.4704
4.0640
3.6576
3.2512

2.9464
2.6416
2.3368
2.0320
1.8288
1.6256
1.4224
1.2192
1.0160
0.9144

0.8128
0.7112
0.6096
0.5588
0.5080
0.4572
0.4166
0.3759
0.3454
0.3150

0.3000
0.2840
0.2590
0.2380
0.2200
0.2030
0.1800
0.1650
0.1480
0.1340

0.1200
0.1090
0.0950
0.0830
0.0720
0.0650
0.0580
0.0490
0.0420
0.0350

0.0320
0.0280
0.0250
0.0220
0.0200
0.0180
0.0160
0.0140
0.0130
0.0120

7.6200
7.2136
6.5786
6.0452
5.5880
5.1562
4.5720
4.1910
3.7592
3.4036

3.0480
2.7686
2.4130
2.1082
1.8288
1.6510
1.4732
1.2446
1.0668
0.8890

0.8128
0.7112
0.6350
0.5588
0.5080
0.4572
0.4064
0.3556
0.3302
0.3048

0.2813
0.2656
0.2500
0.2344
0.2188
0.2031
0.1875
0.1719
0.1563
0.1406

0.1250
0.1094
0.0938
0.0781
0.0703
0.0625
0.0563
0.0500
0.0438
0.0375

0.0344
0.0313
0.0281
0.0250
0.0219
0.0188
0.0172
0.0156
0.0141
0.0125

7.1438
6.7469
6.3500
5.9531
5.5563
5.1594
4.7625
4.3656
3.9688
3.5719

3.1750
2.7781
2.3813
1.9844
1.7859
1.5875
1.4288
1.2700
1.1113
0.9525

0.8731
0.7938
0.7144
0.6350
0.5556
0.4763
0.4366
0.3969
0.3572
0.3175

A.W.G. = American Wire Gauge = Brown & Sharpe gauge for non-ferrous wire
B.S.G. = S.W.G. = British Standard Wire Gauge = Imperial Gauge
B/S = Birmingham or Stub's wire gauge for non-ferrous wire
U.S.S. = United States Standard gauge for ferrous wire and plate
 
 
 
 
 
 


this page was last updated 08 February 2001