260x90x35 PFC PFC — UK Parallel Flange Channel Section Properties
260x90x35 PFC is a UK PFC (Parallel Flange Channel) per BS 4-1 and EN 10365 hot-rolled structural steel section. British Steel Advance sections — parallel flange channel.
Dimensions (Metric)
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 260 | mm |
| Flange Width (bf) | 90 | mm |
| Flange Thickness (tf) | 14.0 | mm |
| Web Thickness (tw) | 8.0 | mm |
| Cross-Sectional Area (A) | 44.8 | cmÃÂò |
| Mass | 35.0 | kg/m |
Elastic Section Properties (Metric)
| Property | Strong Axis (Y-Y) | Weak Axis (Z-Z) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 4,800 | 290 | cmâÃÂô |
| Elastic Section Modulus (S) | 369 | 64 | cmÃÂó |
| Plastic Section Modulus (Z) | 430 | 100 | cmÃÂó |
| Radius of Gyration (i) | 2.58 | 2.58 | cm |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 16 | cmâÃÂô |
| Warping Constant (Cw) | 39,000 | cmâÃÂö |
Design Resources
- UK Steel Design Guide (EN 1993) — Eurocode 3 + UK National Annex
- UK Section Properties Guide — UB, UC, PFC overview
- Beam Capacity Calculator — Check 260x90x35 PFC for your loads
- Column Capacity Calculator — Check 260x90x35 PFC as a column
- Section Properties Database — Compare with other sections
Frequently Asked Questions
What is the 260x90x35 PFC section depth? The 260x90x35 PFC has a nominal depth of 260mm and a flange width of 90mm. The PFC series is produced to BS 4-1 and EN 10365 by British Steel (Scunthorpe) and Tata Steel.
What steel grade is standard for 260x90x35 PFC? Typically S355J2 per EN 10025-2. Also available as S275JR. Verify grade requirements per EN 1993-1-1 and the UK National Annex.
What is the mass of a 260x90x35 PFC beam? 35.0 kg/m. A 12m length weighs approximately 420 kg.
What is the section modulus of 260x90x35 PFC? S_y = 369 cmÃÂó (strong axis) and S_z = 64 cmÃÂó (weak axis). The plastic section modulus Z_y = 430 cmÃÂó.
Related Pages
- UK Steel Design Guide (EN 1993)
- UK UB & UC Section Properties
- EN 1993 Column Buckling
- Beam Capacity Calculator
- Column Capacity Calculator
Educational reference only. Verify all section properties against the current British Steel / Tata Steel section catalogue and BS 4-1 before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.