RECTANGULAR TUBING — MECHANICAL AND STRUCTURAL

ERW — Electric Resistance Welded, A-513Str — Structural, A-500 Grade B

1 x 1 1/2 through 2-1/2 x 1-1/2

BW Ga.
or Wall, Inches
Wall
Dec-In.
Weight
A513
ERW
A500
Str
   1 x 1/2
16
0.065
.606
X
—
   1-1/2 x 3/4
14
0.083
1.176
X
—
   1-1/2 x 1
16
0.065
1.048
X
—
14
0.083
1.317
X
—
11
0.120
1.844
X
—
   2 x 1
16
0.065
1.269
X
—
14
0.083
1.599
X
—
11
0.120
2.252
X
—
   2 x 1-1/4
14
0.083
1.741
X
—
   2 x 1-1/2
14
0.083
1.881
X
—
11
0.120
2.660
X
—
   2-1/2 x 1
14
0.083
1.882
X
—
   2-1/2 x 1-1/4
14
0.083
2.023
X
—
   2-1/2 x 1-1/2
14
0.083
2.164
X
—
11
0.120
3.068
X
—
9
0.148
3.728
—
X
3/16
0.188
4.320
—
X
1/4
0.250
5.410
—
X

RECTANGULAR TUBING — MECHANICAL AND STRUCTURAL - 3 x 1 through 4 x 3

BW Ga.
or Wall, Inches
Wall
Dec-In.
Weight
A513
ERW
A500
Str
   3 x 1
16
0.065
1.711
X
—
14
0.083
2.164
X
—
1/8
0.125
3.050
—
X
   3 x 1-1/2
14
0.083
2.446
X
—
1/8
0.125
3.550
—
X
3/16
0.188
4.970
—
X
1/4
0.250
6.800
—
X
   3 x 2
14
0.083
2.728
X
—
1/8
0.125
3.900
—
X
3/16
0.188
5.590
—
X
1/4
0.250
7.110
—
X
5/16
0.313
8.640
—
X
   3-1/2 x 2-1/2
3/16
0.188
6.870
—
X
1/4
0.250
8.810
—
X
   4 x 1-1/2
1/8
0.125
4.292
—
X
   4 x 2
14
0.083
3.293
X
—
1/8
0.125
4.750
—
X
3/16
0.188
6.870
—
X
1/4
0.250
8.810
—
X
5/16
0.313
10.580
—
X
   4 x 2-1/2
11
0.120
5.110
X
—
   4 x 3
1/8
0.125
5.610
—
X
3/16
0.188
8.150
—
X
1/4
0.250
10.510
—
X
5/16
0.313
12.700
—
X
3/8
0.375
14.720
—
X

RECTANGULAR TUBING STRUCTURE - 5 x 2 through 10 x 4

BW Ga.
or Wall, In.
Wall
Dec-In.
Weight
A500
Str
   5 x 2
1/8
0.125
05.680
X
3/16
0.188
08.150
X
1/4
0.250
10.510
X
5/16
0.313
12.700
X
   5 x 2-1/2
7
0.180
08.880
X
1/4
0.250
11.351
X
   5 x 3
11
0.120
06.460
X
3/16
0.188
09.420
X
1/4
0.250
12.210
X
5/16
0.313
14.830
X
3/8
0.375
17.270
X
1/2
0.500
21.630
X
   5 x 4
3/16
0.188
10.700
X
1/4
0.250
13.910
X
   6 x 2
1/8
0.125
06.460
X
3/16
0.188
09.420
X
1/4
0.250
12.210
X
5/16
0.313
14.830
X
3/8
0.375
17.270
X
   6 x 3
1/8
0.125
07.310
X
3/16
0.188
10.700
X
1/4
0.250
13.910
X
5/16
0.313
16.960
X
3/8
0.375
19.820
X
1/2
0.500
25.030
X
   6 x 4
3/16
0.188
11.970
X
1/4
0.250
15.620
X
5/16
0.313
19.080
X
3/8
0.375
22.370
X
1/2
0.500
28.430
X
   7 x 3
3/16
0.188
11.970
X
1/4
0.250
15.620
X
3/8
0.375
22.370
X
1/2
0.500
28.430
X
   7 x 4
3/16
0.188
13.250
X
1/4
0.250
17.320
X
3/8
0.375
24.930
X
   7 x 5
3/16
0.188
14.530
X
1/4
0.250
19.020
X
5/16
0.313
23.210
X
3/8
0.375
27.480
X
1/2
0.500
35.240
X
   8 x 2
1/8
0.125
8.160
X
3/16
0.188
11.970
X
1/4
0.250
15.620
X
5/16
0.313
19.080
X
3/8
0.375
22.370
X
   8 x 3
3/16
0.188
13.250
X
1/4
0.250
17.320
X
3/8
0.375
24.930
X
1/2
0.500
31.840
X
   8 x 4
3/16
0.188
14.530
X
1/4
0.250
19.020
X
5/16
0.313
23.340
X
3/8
0.375
27.480
X
1/2
0.500
35.240
X
   8 x 6
3/16
0.188
17.080
X
1/4
0.250
22.420
X
3/8
0.375
32.580
X
1/2
0.500
42.050
X
   9 x 7
3/16
0.188
19.630
X
1/4
0.250
25.820
X
3/8
0.375
37.69
X
   10 x 2
3/16
0.188
14.530
X
1/4
0.250
19.020
X
5/16
0.313
23.340
X
   10 x 3
1/4
0.250
20.720
X
5/16
0.313
25.470
X
   10 x 4
3/16
0.188
17.080
X
1/4
0.250
22.400
X
5/16
0.313
27.590
X
3/8
0.375
32.580
X
1/2
0.500
42.050
X

RECTANGULAR TUBING STRUCTURAL - 10 x 6 through 20 x 12

BW Ga.
or Wall, In.
Wall
Dec-In.
Weight
A500
Str
   10 x 6
1/4
0.250
25.820
X
5/16
0.313
31.840
X
3/8
0.375
37.690
X
1/2
0.500
48.850
X
5/8
0.625
59.320
X
   10 x 8
1/4
0.250
29.230
X
5/16
0.313
36.100
X
3/8
0.375
42.790
X
1/2
0.500
55.660
X
   12 x 2
3/16
0.188
17.080
X
1/4
0.250
22.420
X
   12 x 3
3/16
0.188
17.910
X
1/4
0.250
24.120
X
5/16
0.313
29.520
X
3/8
0.375
33.800
X
   12 x 4
3/16
0.188
19.630
X
1/4
0.250
25.820
X
5/16
0.313
31.840
X
3/8
0.375
37.690
X
1/2
0.500
48.850
X
   12 x 6
1/4
0.250
29.230
X
5/16
0.313
36.100
X
3/8
0.375
42.790
X
1/2
0.500
55.600
X
   12 x 8
3/16
0.188
24.730
X
1/4
0.250
32.620
X
5/16
0.313
40.350
X
3/8
0.375
47.900
X
1/2
0.500
62.460
X
   12 x 10
1/4
0.250
36.030
X
   14 x 4
1/4
0.250
29.230
X
3/8
0.375
42.790
X
1/2
0.500
42.050
X
   14 x 6
1/4
0.250
32.630
X
5/16
0.313
40.350
X
3/8
0.375
47.900
X
1/2
0.500
62.450
X
   14 x 10
5/16
0.313
48.860
X
3/8
0.375
58.100
X
1/2
0.500
76.070
X
   16 x 4
5/16
0.313
40.350
X
3/8
0.375
47.900
X
1/2
0.500
62.460
X
   16 x 8
5/16
0.313
48.860
X
3/8
0.375
58.100
X
1/2
0.500
76.070
X
   16 x 12
3/8
0.375
68.310
X
1/2
0.500
89.680
X
   18 x 6
5/16
0.313
48.860
X
   20 x 4
5/16
0.313
48.860
X
3/8
0.375
58.100
X
1/2
0.500
76.070
X
   20 x 8
5/16
0.313
57.360
X
3/8
0.375
68.310
X
1/2
0.500
89.680
X
   20 x 12
5/16
0.313
65.870
X
3/8
0.375
78.520
X
1/2
0.500
103.300
X