steel profile
250 UB 25.7
Dimensions and technical properties from the source catalogue are shown below.
Profile name variants: 250 UB 25.7 · 250UB25.7
- Catalogue
- InfraBuild UB
- Standard
- AS/NZS 3679.1
- Source publication
- InfraBuild / Liberty Hot Rolled and Structural Steel Products
Dimensions, weight and technical properties
| Property | Value | Unit |
|---|---|---|
| W_eff,x [300PLUS] | 319 | 10³ mm³ |
| W_eff,y [300PLUS] | 61.7 | 10³ mm³ |
| Class x [300PLUS] | C | |
| Class y [300PLUS] | C | |
| f_y,f [300PLUS] | 320 | MPa |
| f_y,w [300PLUS] | 320 | MPa |
| k_f [300PLUS] | 0.949 | |
| W_eff,x [350] | 319 | 10³ mm³ |
| W_eff,y [350] | 61.7 | 10³ mm³ |
| Class x [350] | C | |
| Class y [350] | C | |
| f_y,f [350] | 360 | MPa |
| f_y,w [350] | 360 | MPa |
| k_f [350] | 0.932 | |
| A | 3270 | mm² |
| I_ω | 36.7 | 10⁹ mm⁶ |
| I_x | 35.4 | 10⁶ mm⁴ |
| I_y | 2.55 | 10⁶ mm⁴ |
| I_t | 67.4 | 10³ mm⁴ |
| g | 25.7 | kg/m |
| W_pl,x | 319 | 10³ mm³ |
| W_pl,y | 63.6 | 10³ mm³ |
| W_el,x | 285 | 10³ mm³ |
| W_el,y | 41.1 | 10³ mm³ |
| b | 124.0 | mm |
| h | 248.0 | mm |
| h_i | 232.0 | mm |
| λ_f | 7.44 | |
| r_1 | 12.0 | mm |
| i_x | 104 | mm |
| i_y | 27.9 | mm |
| t_f | 8.0 | mm |
| t_w | 5.0 | mm |
| h_i/t_w | 46.4 |
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