SQUARE  STRUCTURAL

Size in Inches

Average Wall

Wt. Per Ft. In Lbs.

Types

Gauge

Decimal Inches

Hollow Structurals

Light Structurals

Hot Rolled Butt Welded

1/2

x

18

.049

.2896

1/2

x

16

.065

.3642

5/8

x

18

.049

.3729

5/8

x

16

.065

.4747

3/4

x

20

.035

.3343

3/4

x

18

.049

.4562

3/4

x

16

.065

.5852

3/4

x

11

.120

.9497

7/8

x

18

.049

.5395

7/8

x

16

.065

.6957

1

x

20

.035

.4533

1

x

18

.049

.6228

1

x

16

.065

.8062

1

x

15

.072

.8940

1

x

.073

.073

.9176

1

x

14

.083

1.006

1

x

13

.095

1.126

1

x

.102

.102

1.251

1

x

12

.109

1.251

1

x

11

.120

1.358

1-1/4

x

18

.049

.7894

1-1/4

x

16

.065

1.010

1-1/4

x

14

.083

1.288

1-1/4

x

.090

.090

1.421

1-1/4

x

11

.120

1.766

1-1/4

x

10

.135

2.030

1-1/4

x

3/16

.188

2.400

1-1/4

x

1/4

.250

4.110

1-1/2

x

18

.049

1-1/2

x

16

.065

1-1/2

x

14

.083

1-1/2

x

11

.120

1-1/2

x

.140

.140

1-1/2

x

7

.180

1-1/2

x

3/16

.188

1-3/4

x

16

.065

1-3/4

x

14

.083

1-3/4

x

11

.120

Size in Inches

Average Wall

Wt. Per Ft. In Lbs.

Types

Gauge

Decimal Inches

Hollow Structurals

Light Structurals

Hot Rolled Butt Welded

2

x

16

.065

1.690

x

2

x

14

.083

2.135

x

2

x

13

.095

2.418

x

2

x

11

.120

2.940

x

2

x

1/8

.125

3.050

x

2

x

.145

.145

x

2

x

3/16

.188

4.320

x

2

x

1/4

.250

5.410

x

2-1/2

x

14

.083

2.699

x

2-1/2

x

11

.120

3.760

x

2-1/2

x

3/16

.188

5.590

x

2-1/2

x

1/4

.250

7.110

x

3

x

16

.065

2.594

x

3

x

14

.083

3.263

x

3

x

11

.120

4.580

x

3

x

3/16

.188

6.870

x

3

x

1/4

.250

8.810

x

3-1/2

x

11

.120

5.516

x

3-1/2

x

5/32

.156

6.88

x

3-1/2

x

3/16

.188

8.150

x

3-1/2

x

1/4

.250

10.51

x

4

x

11

.120

6.220

x

4

x

3/16

.188

9.420

x

4

x

1/4

.250

12.21

x

4

x

5/16

.313

14.83

x

4

x

3/8

.375

17.27

x

4

x

1/2

.500

21.63

x

4-1/2

x

3/16

.188

10.70

x

4-1/2

x

1/4

.250

13.91

x

5

x

3/16

.188

11.97

x

5

x

1/4

.250

15.62

x

5

x

5/16

.313

19.08

x

5

x

3/8

.375

22.37

x

5

x

1/2

.500

28.43

x

6

x

3/16

.188

14.53

x

6

x

1/4

.250

19.02

x

6

x

5/16

.313

23.34

x

6

x

3/8

.375

27.48

x

6

x

1/2

.500

35.24

x

7

x

3/16

.188

17.08

x

7

x

1/4

.250

22.42

x

7

x

5/16

.313

27.59

x

7

x

3/8

.375

32.58

x

7

x

1/2

.500

42.05

x

8

x

1/4

.250

25.82

x

8

x

5/16

.3125

31.84

x

8

x

3/8

.375

37.69

x

8

x

1/2

.500

48.85

x

8

x

5/8

.625

56.98

x

10

x

1/4

.250

32.63

x

10

x

5/16

.3125

40.35

x

10

x

3/8

.375

47.90

x

10

x

1/2

.500

62.46

x

10

x

5/8

.500

76.33

x

12

x

1/4

.250

76.07

x

12

x

5/16

.3125

48.86

x

12

x

3/8

.375

58.10

x

12

x

1/2

.500

76.07

x