Parallel Flange Channels - Laced (PFC) - Section Properties Table

Dimensions and section properties for all 16 Parallel Flange Channels - Laced (PFC) to BS 4-1 (SCI P363 Blue Book): combined section properties for laced PFC channels. Use the table below for reference, or open the interactive tool to run EC3 capacity checks.

🔍 Open the full Steel Catalogue - properties, capacity & Find Section →Open the interactive PFC Laced tool - EC3 capacity checks →📖 Design theory 📐 Worked example

Designation	mass kg/m	s mm	I_y cm⁴	I_z cm⁴	i_y cm	i_z cm	W_el,y cm³	W_el,z cm³	W_pl,y cm³	W_pl,z cm³	A cm²
2×PFC 430×100×64 Laced	129	270	43800	44100	16.3	16.4	2040	1880	2440	2650	164
2×PFC 380×100×54 Laced	108	235	30000	16200	14.8	14.9	1580	1400	1880	2090	137
2×PFC 300×100×45 Laced	91.1	185	16500	16600	11.9	11.9	1100	898	1280	1340	116
2×PFC 300×90×41 Laced	82.8	145	14400	14400	11.7	11.7	962	811	1140	1200	105
2×PFC 260×90×35 Laced	69.7	145	9460	9560	10.3	10.4	727	588	849	886	88.8
2×PFC 260×75×28 Laced	55.2	155	7240	7190	10.1	10.1	557	427	656	692	70.3
2×PFC 230×90×32 Laced	64.3	120	7040	7040	9.27	9.27	612	512	720	760	81.9
2×PFC 230×75×26 Laced	51.3	135	5500	5720	9.18	9.35	478	401	557	592	65.4
2×PFC 200×90×30 Laced	59.4	90	5050	5030	8.16	8.15	505	372	663	577	75.7
2×PFC 200×75×23 Laced	46.9	90	3930	3930	8.11	8.11	393	306	464	452	59.7
2×PFC 180×90×26 Laced	52.1	88	3640	3730	7.4	7.49	404	292	480	459	66.4
2×PFC 180×75×20 Laced	40.7	90	2740	2770	7.27	7.31	304	231	352	358	51.8
2×PFC 150×90×24 Laced	47.7	45	2320	2380	6.18	6.26	310	212	632	338	60.8
2×PFC 150×75×18 Laced	35.7	65	1720	1810	6.15	6.3	230	168	264	265	45.5
2×PFC 125×65×15 Laced	29.5	50	966	1010	5.07	5.18	155	107	178	178	37.6
2×PFC 100×50×10 Laced	20.4	40	415	427	4	4.05	83.1	61	97.7	97.1	26

16 sections · source: BS EN 1993-1-1:2005 / BS 4-1:2005

Related section types

Parallel Flange Channels (PFC)

16 sections · BS EN 1993-1-1:2005 / BS 4-1:2005

Two PFC - Back to Back

16 sections · BS EN 1993-1-1:2005 / BS 4-1:2005

Learn more

📘 How to read a steel section table (UB, UC, IPE, HE) →📘 Section modulus explained: elastic (Wel) vs plastic (Wpl) →

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