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Equal Angles                                                   go direct to Unequal Angles 

Designation

Mass

per

metre

kg

Area

of

section

cm2

Distance of

centre of gravity

c

cm

 Moment of inertia Radius of gyration Elastic modulus

Plastic modulus

Size

A

mm

Thickness

t

mm

Axis

x - x, y - y

cm4

Axis

x - x, y - y

cm

Axis

x - x, y - y

cm3

Axis

x - x, y - y

cm3

25 x 25

 5 1.77 226 0.80 1.20 0.73 0.71 1.3
4 1.45 1.85 0.76 1.01 0.74 0.58 1.07
3 1.11 142 0.72 0.80 0.75 0.45 0.83

   

30 x 30

 6 2.57 327 0.96 2.50 0.87 1.22 1.91
5 2.18 278 0.92 2.16 0.88 0.65 1.91

   

40 x 40

 6 3.52 448 1.20 6.31 1.19 2.26 4.13
5 2.97 3.79 1.16 5.43 1.2 1.91 3.5
4 2.42 3.08 1.12 4.47 1.21 1.55 2.85

   

45 x 45

 6 4.00 509 1.32 9.16 1.34 2.88 5.28
5 3.38 430 1.28 7.84 1.35 2.43 4.47
4 2.74 3.49 1.23 6.43 1.36 1.97 3.63

   

50 x 50

 8 5.82 741 1.52 16.3 1.48 4.68 8.55
6 4.47 569 1.45 12.8 1.5 3.61 6.61
5 3.77 4.8 1.40 11.0 1.51 3.05 5.58

  

60 x 60

 10 8.69 111 1.85 34.9 1.78 8.41 15.32
8 7.09 9.03 1.77 29.2 1.8 6.89 12.57
6 5.42 6.91 1.69 22.8 1.82 5.29 9.67
5 4.57 582 1.64 19.4 1.82 4.45 8.15

  

70 x 70

 10 1.03 131 2.09 57.2 2.09 11.7 21.25
8 8.36 106 2.01 47.5 2.11 9.52 17.37
6 6.38 813 1.83 36.9 2.13 7.27 13.3

  

80 x 80

 10 11.90 151 2.34 87.5 2.41 15.4 28.15
8 9.63 123 2.26 72.2 2.43 12.6 22.95
6 7.34 925 2.17 55.8 2.44 9.57 17.52

  

90 x 90

 12 15.90 203 2.66 148 2.70 23.3 42.5
10 13.40 171 2.58 127 2.72 19.8 36.03
8 10.90 139 2.50 104 2.74 16.1 29.3
6 8.30 10.6 2.41 80.3 2.76 12.2 22.31

  

100 x 100

 15 21.90 279 3.02 249 2.98 35.6 64.77
12 17.80 22.7 2.90 207 3.02 29.1 53.03
10 15.00 192 2.82 117.7 3.04 24.6 45.15
8 12.20 155 2.74 145 3.06 19.9 36.43

  

120 x 120

 15 26.60 339 3.51 445 3.62 52.4 95.26
12 21.60 275 3.40 368 3.65 42.7 77.73
10 18.20 232 3.31 313 3.67 36.0 65.6
8 14.70 18.7 3.23 255 3.69 29.1 53.1

  

150 x 150

 18 401 510 437 1050 4.54 98.7 179.37
15 338 430 425 898 4.57 83.5 151.85
12 273 348 412 737 4.6 67.7 123.35
10 230 293 403 624 4.62 56.9 103.77

  

200 x 200

 24 711 906 584 3330 6.06 235 426.2
20 599 763 568 2850 6.11 199 361.01
18 542 691 560 2600 6.13 181 327.55
16 485 618 5.52 2340 6.16 162 293.49

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Unequal Angles                                                                   Top of Page

Designation

Mass

per

metre

kg

Area

of

section

cm2

Distance of

centre of gravity

Moment of inertia

Radius of gyration

Elastic modulus

Plastic modulus

Size

A x B

mm

thick

t

mm

Axis

x-x

cm4

Axis

y-y

cm4

Axis

x-x

cm

Axis

y-y

cm

Axis

x-x

cm3

Axis

y-y

cm3

Axis

x-x

cm3

Axis

y-y

cm3

cx

cm

cy

cm4

40 x 25

 4 1.91 2.46 1.36 0.62 3.89 1.16 1.26 0.69 1.47 0.62    

50 x 40

 

 6 3.93 5.07 1.56 1.10 12.1 6.51 1.54 1.16 3.54 2.35    
5 3.33 4.28 1.55 1.06 10.3 5.55 1.55 1.17 3.00 1.99    

 

60 x 30

 

 6 3.99 5.08 2.20 0.72 18.2 3.02 1.89 0.77 4.78 1.32    
5 3.37 4.29 2.15 0.68 15.6 2.6 1.90 0.78 4.04 1.12    

 

65 x 50

 

 

 8 6.75 8.6 2.11 1.37 34.8 17.7 2.01 1.44 7.93 4.89 14.40 8.94
6 5.16 6.58 2.04 1.29 27.2 14.0 2.03 1.46 6.10 3.77 11.13 6.85
5 4.35 5.54 1.99 1.25 23.2 11.9 2.05 1.47 5.14 3.19 9.41 5.76

  

75 x 50

 

 

 10 9.12 11.63 2.6 1.37 63.5 22.2 2.33 1.38 12.75 6.05    
8 7.39 9.41 2.52 1.29 52.0 18.4 2.35 1.40 10.4 4.95 18.87 9.14
6 5.65 7.19 2.44 1.21 40.5 14.4 2.37 1.42 8.01 3.81 14.54 6.95

  

80 x 60

 

 

 8 8.34 10.6 2.55 1.56 66.3 31.8 2.50 1.73 12.2 7.16 22.17 13.08
7 7.36 9.38 2.51 1.52 59.0 28.4 2.51 1.74 10.7 6.34 19.63 11.54
6 6.37 8.11 2.47 1.48 51.4 24.8 2.52 1.75 92.9 5.49 17.02 9.96

   

100 x 65

 

 

 10 12.3 15.6 3.36 1.63 154 51.0 3.14 1.81 23.2 10.5 41.91 19.41
8 9.94 12.7 3.27 1.55 127 42.2 3.16 1.83 18.9 8.54 34.21 15.67
7 8.77 11.2 3.23 1.51 113 37.6 3.17 1.83 16.6 7.53 30.23 13.77

       

100 x 75

 

 

 12 15.4 19.7 3.27 2.03 189 90.2 3.10 2.14 28.0 16.5 50.97 30.27
10 1.3 16.6 3.19 1.95 162 77.6 3.12 2.16 23.8 14.0 43.31 25.55
8 10.6 13.5 3.1 1.87 133 64.1 3.14 2.18 19.3 11.4 35.31 20.69

         

125 x 75

 

 

 12 17.8 22.7 4.31 1.84 354 95.5 3.95 2.05 43.2 16.9 77.36 31.42
10 15.0 19.1 4.23 1.76 302 82.1 3.97 2.07 36.5 14.3 65.57 26.34
8 12.2 15.5 4.14 1.68 247 67.6 4.00 2.09 29.6 11.6 53.33 21.19

          

150 x 75

 

 

 15 24.8 31.6 5.53 1.81 713 120 4.75 1.94 75.3 21.0 131.45 40.59
12 20.2 25.7 5.41 1.69 589 99.9 4.79 1.97 61.4 17.2 107.60 32.51
10 17 21.6 5.32 1.61 501 85.8 4.81 1.99 51.8 14.6 91.04 27.11

          

150 x 90

 

 

 15 26.6 33.9 5.21 2.23 761 205 4.74 2.46 77.7 30.4 138.77 56.53
12 21.6 27.5 5.08 2.12 627 171 4.77 2.49 63.3 24.8 113.40 45.60
10 18.2 23.2 5.00 2.04 533 146 4.80 2.51 53.3 21.0 95.83 38.20

                 

200 x 100

 

 

 15 33.7 43 7.16 2.22 1758 299 6.4 2.64 137.0 38.4 240.46 72.75
12 27.3 34.8 7.03 2.10 1440 247 6.43 2.67 111.0 31.3 195.68 57.82
10 23.0 29.2 6.93 2.01 1220 210 6.46 2.68 93.2 26.3 164.91 48.16

          

200 x 150

 

 

 18 47.1 60.0 6.33 3.85 2376 1146 6.29 4.37 174.0 103.0 316.19 186.02
15 39.6 50.5 6.21 3.73 2022 979 6.33 4.40 147.0 86.9 267.38 156.62
12 32.0 40.8 6.08