Axial Capacities1,2,3,4,5,6,7
Z-Sections, Wide Flanges

Section

KLx

Lateral Support Distances (ft.)

 

ft.

3

4

5

6

7

8

10

12

                   

12 X 3.5 Z 12 G

20

31.16

31.16

31.16

31.16

30.77

29.47

26.56

22.09

 

25

29.21

29.21

29.21

29.21

29.21

29.21

26.56

22.09

 

30

26.81

26.81

26.81

26.81

26.81

26.81

26.56

22.09

 

35

23.32

23.32

23.32

23.32

23.32

23.32

23.32

22.09

 

40

19.70

19.70

19.70

19.70

19.70

19.70

19.70

19.70

                   

12 X 3.5 Z 13 G

20

21.80

21.80

21.80

21.80

21.34

20.33

18.50

16.49

 

25

19.78

19.78

19.78

19.78

19.78

19.78

18.50

16.49

 

30

18.67

18.67

18.67

18.67

18.67

18.67

18.50

16.49

 

35

17.18

17.18

17.18

17.18

17.18

17.18

17.18

16.49

 

40

14.83

14.83

14.83

14.83

14.83

14.83

14.83

14.83

                   

12 X 3.5 Z 14 G

20

16.31

16.31

16.31

16.31

15.97

15.27

13.63

11.72

 

25

15.19

15.19

15.19

15.19

15.19

15.19

13.63

11.72

 

30

13.87

13.87

13.87

13.87

13.87

13.87

13.63

11.72

 

35

12.43

12.43

12.43

12.43

12.43

12.43

12.43

11.72

 

40

11.22

11.22

11.22

11.22

11.22

11.22

11.22

11.22

                   

10 X 3.5 Z 12 G

15

31.50

31.50

31.50

31.50

30.80

29.81

27.00

23.20

 

20

29.65

29.65

29.65

29.65

29.65

29.65

27.00

23.20

 

25

26.80

26.80

26.80

26.80

26.80

26.80

26.80

23.20

 

30

22.83

22.83

22.83

22.83

22.83

22.83

22.83

22.83

 

35

18.59

18.59

18.59

18.59

18.59

18.59

18.59

18.59

                   

10 X 3.5 Z 13 G

15

22.31

22.31

22.31

22.31

21.53

20.61

18.72

17.04

 

20

20.55

20.55

20.55

20.55

20.55

20.55

18.72

17.04

 

25

18.66

18.66

18.66

18.66

18.66

18.66

18.66

17.04

 

30

16.93

16.93

16.93

16.93

16.93

16.93

16.93

16.93

 

35

14.07

14.07

14.07

14.07

14.07

14.07

14.07

14.07

III-G-1

15 October 1998

Axial Capacities1,2,3,4,5,6,7
Z-Sections, Wide Flanges

Section

KLx

Lateral Support Distances (ft.)

 

ft.

3

4

5

6

7

8

10

12

                   

10 X 3.5 Z 14 G

15

16.69

16.69

16.69

16.69

16.13

15.48

13.99

12.31

 

20

15.46

15.46

15.46

15.46

15.46

15.46

13.99

12.31

 

25

13.96

13.96

13.96

13.96

13.96

13.96

13.96

12.31

 

30

12.27

12.27

12.27

12.27

12.27

12.27

12.27

12.27

 

35

10.85

10.85

10.85

10.85

10.85

10.85

10.85

10.85

                   

10 X 3.5 Z 15 G

15

14.94

14.94

14.94

14.94

14.44

13.88

12.59

11.10

 

20

13.87

13.87

13.87

13.87

13.87

13.87

12.59

11.10

 

25

12.58

12.58

12.58

12.58

12.58

12.58

12.58

11.10

 

30

11.08

11.08

11.08

11.08

11.08

11.08

11.08

11.08

 

35

9.51

9.51

9.51

9.51

9.51

9.51

9.51

9.51

                   

10 X 3.5 Z 16 G

15

12.95

12.95

12.95

12.95

12.52

12.04

10.96

9.73

 

20

12.04

12.04

12.04

12.04

12.04

12.04

10.96

9.73

 

25

10.96

10.96

10.96

10.96

10.96

10.96

10.96

9.73

 

30

9.73

9.73

9.73

9.73

9.73

9.73

9.73

9.73

 

35

8.37

8.37

8.37

8.37

8.37

8.37

8.37

8.37

                   

8 X 3.5 Z 12 G

10

31.81

31.81

31.81

31.19

30.48

29.65

27.05

23.99

 

15

30.00

30.00

30.00

30.00

30.00

29.65

27.05

23.99

 

20

26.67

26.67

26.67

26.67

26.67

26.67

26.67

23.99

 

25

21.90

21.90

21.90

21.90

21.90

21.90

21.90

21.90

 

30

16.77

16.77

16.77

16.77

16.77

16.77

16.77

16.77

                   

8 X 3.5 Z 13 G

10

22.88

22.88

22.87

22.18

21.39

20.52

18.65

17.26

 

15

20.95

20.95

20.95

20.95

20.95

20.52

18.65

17.26

 

20

18.59

18.59

18.59

18.59

18.59

18.59

18.59

17.26

 

25

16.47

16.47

16.47

16.47

16.47

16.47

16.47

16.47

 

30

12.80

12.80

12.80

12.80

12.80

12.80

12.80

12.80

III-G-2

15 October 1998

Axial Capacities1,2,3,4,5,6,7
Z-Sections, Wide Flanges

Section

KLx

Lateral Support Distances (ft.)

 

ft.

3

4

5

6

7

8

10

12

                   

8 X 3.5 Z 14 G

10

17.12

17.12

17.10

16.61

16.05

15.43

14.01

12.43

 

15

15.78

15.78

15.78

15.78

15.78

15.43

14.01

12.43

 

20

14.02

14.02

14.02

14.02

14.02

14.02

14.01

12.43

 

25

11.96

11.96

11.96

11.96

11.96

11.96

11.96

11.96

 

30

9.99

9.99

9.99

9.99

9.99

9.99

9.99

9.99

                   

8 X 3.5 Z 15 G

10

15.33

15.33

15.31

14.87

14.38

13.83

12.60

11.20

 

15

14.16

14.16

14.16

14.16

14.16

13.83

12.60

11.20

 

20

12.64

12.64

12.64

12.64

12.64

12.64

12.60

11.20

 

25

10.82

10.82

10.82

10.82

10.82

10.82

10.82

10.82

 

30

9.09

9.09

9.09

9.09

9.09

9.09

9.09

9.09

                   

8 X 3.5 Z 16 G

10

13.29

13.29

13.27

12.90

12.48

12.01

10.96

9.80

 

15

12.30

12.30

12.30

12.30

12.30

12.01

10.96

9.80

 

20

11.02

11.02

11.02

11.02

11.02

11.02

10.96

9.80

 

25

9.52

9.52

9.52

9.52

9.52

9.52

9.52

9.52

 

30

7.84

7.84

7.84

7.84

7.84

7.84

7.84

7.84

III-G-3

15 October 1998