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| Home>Operation
Units>Structural
Steel >Rolled Steel Joists |
 Rolled
Steel Joists  |
| Size |
Weight |
Web
Thickness
(t1) |
Flange
Thickness
(t2) |
Radius
|
Sectional
Area |
Moment
of
Inertia |
Radius of Gyration |
Modulus
of Section |
Root
(r1) |
Toe
(r2) |
Jx |
Jy |
Ix |
Iy |
Zx |
Zy |
| kg/m |
lbs/ft |
mm |
in
|
mm |
in |
mm |
in |
mm |
in |
cm2 |
in2 |
cm4 |
in4 |
cm4 |
in4 |
cm |
in |
cm |
in |
cm3 |
in3 |
cm3 |
in3 |
76x51
(3"x2") |
6.71 |
4.5 |
3.81 |
0.15 |
5.69 |
0.224 |
6.9 |
0.27 |
2.4 |
0.094 |
8.5 |
1.32 |
83 |
2.0 |
11.1 |
0.27 |
3.12 |
1.23 |
1.14 |
0.45 |
21.67 |
1.33 |
4.37 |
0.27 |
102x64
(4"x2 1/2") |
9.65 |
6.5 |
4.09 |
0.161 |
6.63 |
0.261 |
6.9 |
0.27 |
2.4 |
0.094 |
12.3 |
1.91 |
218 |
5.2 |
25.3 |
0.61 |
4.21 |
1.66 |
1.43 |
0.57 |
42.84 |
2.62 |
7.97 |
0.49 |
102x76
(4"x3") |
14.90 |
10 |
6.10 |
0.24 |
8.81 |
0.347 |
9.4 |
0.37 |
4.6 |
0.18 |
18.9 |
2.94 |
325 |
7.8 |
55.4 |
1.33 |
4.14 |
1.63 |
1.70 |
0.67 |
63.7 |
3.89 |
14.4 |
0.88 |
127x76
(5"x3") |
13.36 |
9 |
4.52 |
0.178 |
7.62 |
0.300 |
7.9 |
0.31 |
2.4 |
0.094 |
17.0 |
2.64 |
476 |
11.5 |
50.2 |
1.21 |
5.29 |
2.08 |
1.72 |
0.68 |
74.9 |
4.58 |
13.17 |
0.81 |
152x76
(6"x3 1/2") |
17.88 |
12 |
5.84 |
0.23 |
9.57 |
0.377 |
9.4 |
0.37 |
4.6 |
0.18 |
22.8 |
3.53 |
874 |
21.0 |
60.8 |
1.46 |
6.20 |
2.44 |
1.63 |
0.64 |
114.7 |
7.00 |
15.9 |
0.97 |
152x89
(6"x3 1/2") |
17.09 |
11.5 |
4.93 |
0.194 |
8.28 |
0.326 |
7.9 |
0.31 |
2.4 |
0.094 |
21.8 |
3.38 |
881 |
221.2 |
86.0 |
2.07 |
6.36 |
2.51 |
1.99 |
0.78 |
115.6 |
7.07 |
19.34 |
1.18 |
152x127
(6"x5") |
37.25 |
25 |
10.41 |
0.41 |
13.21 |
0.520 |
13.5 |
0.53 |
6.6 |
0.26 |
47.5 |
7.37 |
1.819 |
43.7 |
378.7 |
9.10 |
6.20 |
2.44 |
2.82 |
1.11 |
239.1 |
14.56 |
59.6 |
3.64 |
178x102
(7"x4") |
21.54 |
14.5 |
5.33 |
0.21 |
9.07 |
0.357 |
9.4 |
0.37 |
3.2 |
0.13 |
27.4 |
4.26 |
1,519 |
36.6 |
139.2 |
3.36 |
7.44 |
2.93 |
2.25 |
0.89 |
170.9 |
10.45 |
27.41 |
1.68 |
178x102
(7"x4") |
23.84 |
16 |
6.35 |
0.25 |
9.83 |
0.387 |
11.4 |
0.45 |
5.6 |
0.22 |
30.6 |
4.75 |
1,644 |
39.5 |
140.3 |
3.37 |
7.34 |
2.89 |
2.13 |
0.84 |
185.0 |
11.29 |
27.7 |
1.69 |
203x102
(8"x4") |
25.33 |
17 |
5.84 |
0.23 |
10.36 |
0.408 |
9.4 |
0.37 |
3.2 |
0.13 |
32.3 |
5.00 |
2,.294 |
55.1 |
162.6 |
3.91 |
8.43 |
3.32 |
2.25 |
0.88 |
225.8 |
13.78 |
32.02 |
1.95 |
203x102
(8"x4") |
26.82 |
18 |
7.11 |
0.28 |
10.11 |
0.398 |
11.4 |
0.45 |
5.6 |
0.22 |
34.2 |
5.30 |
2,314 |
55.6 |
146.1 |
3.51 |
8.23 |
3.14 |
2.06 |
0.81 |
227.9 |
13.91 |
28.7 |
1.75 |
203x152
(8"x6") |
52.16 |
|
8.89 |
0.35 |
16.46 |
0.648 |
15.5 |
0.61 |
7.6 |
0.30 |
66.5 |
10.30 |
4,490 |
115.1 |
813.3 |
19.54 |
8.48 |
3.34 |
3.51 |
1.38 |
471.3 |
28.76 |
106.7 |
6.51 |
228x102
(9"x4") |
31.29 |
21 |
7.62 |
0.30 |
11.61 |
0.457 |
11.4 |
0.45 |
5.6 |
0.22 |
39.9 |
6.18 |
3.375 |
|
172.7 |
4.15 |
9.19 |
3.62 |
2.08 |
0.82 |
295.5 |
18.03 |
33.9 |
2.07 |
254x127
(10"x5") |
44.71 |
30 |
9.14 |
0.36 |
14.02 |
0.552 |
13.5 |
0.53 |
6.6 |
0.26 |
57.1 |
8.85 |
6.085 |
146.2 |
405.0 |
9.73 |
10.31 |
4.06 |
2.67 |
1.05 |
479.3 |
29.25 |
63.7 |
3.89 |
254x152
(10"x6") |
59.61 |
40 |
9.14 |
0.36 |
18.01 |
0.709 |
15.5 |
0.61 |
7.6 |
0.30 |
75.9 |
11.77 |
8,524 |
204.8 |
905.6 |
21.76 |
10.59 |
4.17 |
3.45 |
1.36 |
671.2 |
40.96 |
118.8 |
7.25 |
254x203
(10"x8") |
81.97 |
55 |
10.16 |
0.40 |
19.89 |
0.783 |
19.6 |
0.77 |
9.7 |
0.38 |
104.4 |
16.18 |
12,016 |
288.7 |
2,278.3 |
54.74 |
10.72 |
4.22 |
4.67 |
1.84 |
946.2 |
57.74 |
224.36 |
13.69 |
305x127
(12"x5") |
47.69 |
32 |
8.89 |
0.35 |
11.61 |
0.550 |
13.5 |
0.53 |
6.6 |
0.26 |
60.9 |
9.45 |
9,202 |
221.1 |
403.3 |
9.69 |
12.29 |
4.84 |
2.56 |
1.01 |
603.70 |
36.84 |
63.6 |
3.88 |
305x152
(12"x6") |
65.57 |
44 |
10.16
|
0.40 |
18.21 |
0.717 |
15.5 |
0.61 |
7.6 |
0.30 |
83.9 |
13.00 |
13,181 |
316.7 |
920.6 |
22.12 |
12.55 |
4.94 |
3.30 |
1.30 |
865.1 |
52.79 |
120.8 |
7.37 |
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