Joists ...BS 4-1:1971 (Superseded by BS 4: 1993)
Please don't use for new designs
Properties
| Serial Size |
Moment
Of Inertia (I) |
Radius
Of Gyration |
Section (Elastic)
Modulus (Z) |
| |
Axis x-x |
Axis Y-Y |
Axis x-x |
Axis Y-Y |
Axis X-X |
Axis Y-Y |
| |
Gross |
Net |
|
|
|
|
|
| mm |
cm4 |
cm4 |
cm4 |
cm |
cm |
cm3 |
cm3 |
| 203 x 102 |
2294 |
2023 |
162.6 |
8.43 |
2.25 |
225.8 |
32.02 |
| 178 x 102 |
1519 |
1340 |
139.2 |
7.44 |
2.25 |
170.9 |
27.41 |
| 152 x 89 |
881.1 |
762.1 |
85.98 |
6.36 |
1.99 |
115.6 |
19.34 |
| 127 x 76 |
475.9 |
399.8 |
50.18 |
5.29 |
1.72 |
74.94 |
13.17 |
| 102 x 64 |
217.6 |
181.9 |
25.30 |
4.21 |
1.43 |
42.84 |
7.97 |
| 76 x 51 |
82.58 |
68.85 |
11.11 |
3.12 |
1.14 |
21.67 |
4.37 |
