Table 10: Reliability index for LG550 cold-formed thin-walled steel axially-compressed members (Office).
Grade |
ρ2 = SWk / SLk
|
ρ1 = (SLk + SWk)/SGk
|
Mean |
0.5 |
1.0 |
2.0 |
3.0 |
A |
0 |
4.554 |
4.653 |
4.581 |
4.532 |
4.580 |
0.5 |
4.276 |
4.559 |
4.618 |
4.602 |
4.514 |
1.0 |
4.167 |
4.438 |
4.535 |
4.536 |
4.419 |
2.0 |
4.027 |
4.169 |
4.141 |
4.097 |
4.108 |
3.0 |
3.947 |
4.018 |
3.939 |
3.879 |
3.946 |
4.0 |
3.898 |
3.927 |
3.822 |
3.755 |
3.850 |
B |
0 |
4.366 |
4.501 |
4.451 |
4.410 |
4.432 |
0.5 |
4.073 |
4.374 |
4.459 |
4.453 |
4.339 |
1.0 |
3.963 |
4.245 |
4.364 |
4.374 |
4.236 |
2.0 |
3.825 |
3.986 |
3.982 |
3.947 |
3.935 |
3.0 |
3.748 |
3.840 |
3.784 |
3.734 |
3.776 |
4.0 |
3.699 |
3.752 |
3.670 |
3.612 |
3.683 |
C |
0 |
4.358 |
4.494 |
4.445 |
4.404 |
4.425 |
0.5 |
4.065 |
4.366 |
4.452 |
4.446 |
4.332 |
1.0 |
3.955 |
4.237 |
4.356 |
4.367 |
4.229 |
2.0 |
3.816 |
3.978 |
3.974 |
3.940 |
3.927 |
3.0 |
3.739 |
3.832 |
3.777 |
3.727 |
3.769 |
4.0 |
3.691 |
3.744 |
3.663 |
3.605 |
3.676 |
D |
0 |
4.419 |
4.539 |
4.481 |
4.437 |
4.469 |
0.5 |
4.131 |
4.426 |
4.500 |
4.490 |
4.387 |
1.0 |
4.021 |
4.299 |
4.410 |
4.416 |
4.287 |
2.0 |
3.880 |
4.034 |
4.020 |
3.982 |
3.979 |
3.0 |
3.801 |
3.885 |
3.820 |
3.766 |
3.818 |
4.0 |
3.752 |
3.796 |
3.705 |
3.643 |
3.724 |