Mechanics of Materials

| Flange | z Axis | y Axis | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
![]() | Depth d (in) | Area A (in 2) | Web Thickness t w (in) | Width b F (in) | Thickness t F (in) | l zz (in 4) | S z (in 3) | r z (in) | l yy (in 4) | S y (in 3) | r y (in) |
| W12 35 | 12.50 | 10.3 | 0.300 | 6.560 | 0.520 | 285.0 | 45.6 | 5.25 | 24.5 | 7.47 | 1.54 |
| W12 30 | 12.34 | 8.79 | 0.260 | 6.520 | 0.440 | 238 | 38.6 | 5.21 | 20.3 | 6.24 | 1.52 |
| W10 30 | 10.47 | 8.84 | 0.300 | 5.81 | 0.510 | 170 | 32.4 | 4.38 | 16.7 | 5.75 | 1.37 |
| W10 22 | 10.17 | 6.49 | 0.240 | 5.75 | 0.360 | 118 | 23.2 | 4.27 | 11.4 | 3.97 | 1.33 |
| W8 18 | 8.14 | 5.26 | 0.230 | 5.250 | 0.330 | 61.9 | 15.2 | 3.43 | 7.97 | 3.04 | 1.23 |
| W8 15 | 8.11 | 4.44 | 0.245 | 4.015 | 0.315 | 48 | 11.8 | 3.29 | 3.41 | 1.70 | 0.876 |
| W6 20 | 6.20 | 5.87 | 0.260 | 6.020 | 0.365 | 41.4 | 13.4 | 2.66 | 13.3 | 4.41 | 1.50 |
| W6 16 | 6.28 | 4.74 | 0.260 | 4.03 | 0.405 | 32.1 | 10.2 | 2.60 | 4.43 | 2.20 | 0.967 |
| Flangez | Axis y | Axis | |||||
|---|---|---|---|---|---|---|---|
|
![]() | depth d (mm) | Area A (mm 2) | Web Thickness t w (mm) | Width b F (mm) | Thickness t F (mm) | l zz (10 6 mm 4) | S z (10 3 |