Cee Section Floor Beams May 2016

EUROCODES

c section FLOOR BEAMS

www.albionsections.co.uk

RAISING YOUR EXPECTATIONS

Contents

Design Specification 01
Lipped channel section dimensions and weights 02-03
Standard drillings, section orientation and restraint arrangement
Design conditions 04
Inset cleat details 05-06
Oversail cleat details
07
07

Introduction

Welcome to the floor beam technical manual from Albion Sections Ltd.
Albion Sections maintain a position as one of the main suppliers of cold rolled sections to the construction and
engineering industries.
With major investment in state of the art rolling mills we are able to offer a range of floor beams to provide an
economic solution for most flooring applications.

Our services include :-
n Quality Assured to ISO 9001 : 2000
n Albion Products are CE Marked in accordance with BS EN 1090-1:2009 + A1: 2011 up to and
including Execution Class 4.
n Free Albion Engineer software. In house technical support underwritten by Professional Indemnity

Insurance.
n Facility to order materials via CNC data, for main sections only, by e-mail supported by Tekla Structures.
n Range of standard sections from 120mm deep to 400mm deep. Bespoke designs for major projects.
n Standard connection cleats
n Symmetrical sections making detailing easier and reducing mark numbers on site.
Our Sales and Technical personnel are on hand to be of service and assistance, please do not hesitate
to contact us.

Design specification

Albion Sections lipped channels are manufactured from pre galvanized strip grade S450GD +Z275 in
accordance with BS EN 10346:2015. Minimum yield stress of the material is 450N/mm2. The galvanized
coating has an average thickness of 20 microns each side.

Load span tables are provided in our separate brochure.

The C sections must be adequately restrained by the floor decking being fixed to the top flange via the self
tapping screws.

Torsional restraint must be provided in the form of threaded tie bars. These bars are 12mm diameter, grade
4.8 and zinc plated. Supplied with 4 nuts and flat round washers per bar.

Inset cleats are as detailed and are 4mm, 5mm and 6mm thick. 4mm and 5mm cleats are formed from pre
galvanized strip to BS EN 10346:2015, grade S450 with a Z275 galvanized coating. 6mm thick cleats are
mild steel, S275, self colour (not coated).

01

Lipped channel section dimensions and properties

Albion Sections lipped channels are manufactured from pre galvanized strip grade Z y
S450GD +Z275 in accordance with BS EN 10346:2015. Minimum yield stress of Ysc
the material is 450N/mm2. The galvanized coating has an average thickness of 20
microns each side. y
SHEAR
Cee profile section properties are calculated in accordance with CENTRE
BS EN 1993-1-3: 2006
Z

Ygc

lipped cee sectioNs

SECTION Mass Depth Flange Lip Thickness Ag Iyg Wyg Izg Wzg Ygc Ieff, Weff, Iw It Ysc Nc, Rd eNy
mm mm cm2 cm4 cm3 cm4 cm3 cm cm4 cm kN cm
REF. kg/m mm mm y,c y,c cm6
cm3 cm3

C12515 2.81 120 50 15 1.50 3.66 83.57 13.93 12.90 3.80 1.61 77.30 12.27 389.05 0.027 2.26 102.05 0.21
C12516 2.98 120 50 15 1.60 3.90 88.82 14.80 13.67 4.03 1.61 83.25 13.32 411.34 0.033 2.25 113.63 0.21
C14613 3.06 145 62.5 20 1.30 3.96 133.90 18.47 22.77 5.45 2.07 104.60 12.39 1049.93 0.022 2.97 81.42 0.11
C14614 3.29 145 62.5 20 1.40 4.26 143.79 19.83 24.40 5.84 2.07 117.44 14.27 1122.78 0.028 2.96 94.53 0.17
C14615 3.51 145 62.5 20 1.50 4.56 153.62 21.19 26.02 6.23 2.07 130.31 16.20 1194.54 0.034 2.95 108.08 0.21
C14616 3.74 145 62.5 20 1.60 4.86 163.39 22.54 27.61 6.61 2.07 143.02 18.14 1265.23 0.041 2.94 122.29 0.24
C14618 4.18 145 62.5 20 1.80 5.45 182.76 25.21 30.76 7.36 2.07 168.12 22.01 1403.43 0.059 2.91 152.14 0.28
C14620 4.62 145 62.5 20 2.00 6.04 201.90 27.85 33.84 8.10 2.07 190.32 25.28 1537.44 0.081 2.89 181.36 0.27
C17613 3.37 175 62.5 20 1.30 4.35 206.92 23.65 24.20 5.55 1.89 156.04 15.02 1545.21 0.025 2.81 80.65 0.23
C17614 3.62 175 62.5 20 1.40 4.68 222.27 25.40 25.93 5.95 1.89 175.43 17.30 1653.11 0.031 2.80 93.47 0.28
C17615 3.87 175 62.5 20 1.50 5.01 237.54 27.15 27.65 6.35 1.89 194.46 19.58 1759.49 0.038 2.79 107.01 0.32
C17616 4.11 175 62.5 20 1.60 5.34 252.72 28.88 29.35 6.74 1.89 213.61 21.92 1864.38 0.046 2.78 121.23 0.35
C17618 4.61 175 62.5 20 1.80 5.99 282.85 32.33 32.69 7.50 1.89 252.74 26.86 2069.73 0.065 2.76 151.05 0.39
C17620 5.09 175 62.5 20 2.00 6.64 312.66 35.73 35.97 8.26 1.89 291.96 31.96 2269.24 0.089 2.73 180.37 0.39
C17623 5.81 175 62.5 20 2.30 7.61 356.78 40.78 40.75 9.36 1.90 341.81 38.04 2557.78 0.134 2.70 224.92 0.37
C17625 6.29 175 62.5 20 2.50 8.25 385.80 44.09 43.85 10.08 1.90 372.04 41.56 2743.11 0.172 2.68 254.01 0.35
C20613 3.67 200 65 20 1.30 4.74 289.08 28.91 27.66 5.95 1.85 208.51 17.18 2243.71 0.027 2.82 79.11 0.23
C20614 3.95 200 65 20 1.40 5.10 310.59 31.06 29.64 6.38 1.85 234.20 19.73 2401.34 0.033 2.81 91.91 0.29
C20615 4.22 200 65 20 1.50 5.46 331.99 33.20 31.61 6.80 1.85 259.86 22.33 2556.92 0.041 2.79 105.45 0.34
C20616 4.49 200 65 20 1.60 5.82 353.29 35.33 33.56 7.22 1.86 285.97 25.03 2710.44 0.050 2.78 119.70 0.38
C20618 5.03 200 65 20 1.80 6.53 395.59 39.56 37.39 8.05 1.86 339.34 30.74 3011.42 0.071 2.76 149.73 0.43
C20620 5.56 20 2.00 7.24 437.47 43.75 41.15 8.86
C20623 6.36 200 65 20 2.30 8.30 499.54 49.95 46.65 10.05 1.86 393.18 36.69 3304.40 0.097 2.74 179.59 0.44
C20625 6.88 200 65 20 2.50 9.00 540.41 54.04 50.22 10.83 1.86 473.30 45.78 3729.14 0.146 2.70 226.45 0.43
200 65 1.86 517.24 50.37 4002.64 0.188 2.68 256.26 0.42

Continued...

02

Lipped channel section dimensions and properties

SECTION PROPERTIES CONTINUED

lipped cee sectioNs

SECTION Mass Depth Flange Lip Thickness Ag Iyg Wyg Izg Wzg Ygc Ieff, Weff, Iw It Ysc Nc, Rd eNy
mm mm cm2 cm4 cm3 cm4 cm3 cm cm4 cm kN cm
REF. kg/m mm mm y,c y,c cm6
cm3 cm3

C22614 4.22 225 65 20 1.40 5.45 409.57 36.41 30.69 6.45 1.74 300.05 22.15 3097.13 0.036 2.70 90.94 0.35
C22615 4.52 225 65
C22616 4.81 225 65 20 1.50 5.84 437.86 38.92 32.72 6.87 1.74 333.30 25.08 3298.42 0.044 2.69 104.45 0.40
C22618 5.38 225 65
C22620 5.96 225 65 20 1.60 6.22 466.03 41.43 34.74 7.30 1.74 367.14 28.14 3497.15 0.053 2.67 118.67 0.44
C22623 6.81 225 65
C22625 7.37 225 65 20 1.80 6.98 521.98 46.40 38.71 8.14 1.74 436.31 34.57 3887.01 0.075 2.65 148.47 0.50
C24615 4.69 240 65
C24616 5.00 240 65 20 2.00 7.74 577.43 51.33 42.60 8.96 1.74 505.71 41.22 4266.85 0.103 2.63 178.44 0.51
C24618 5.60 240 65
C24620 6.19 240 65 20 2.30 8.87 659.65 58.64 48.29 10.16 1.75 609.50 51.46 4818.12 0.156 2.60 225.57 0.51
C24623 7.08 240 65
C24625 7.66 240 65 20 2.50 9.63 713.84 63.45 51.98 10.94 1.75 675.36 58.00 5173.52 0.201 2.57 255.63 0.49
C24630 9.10 240 65
C26616 5.31 265 65 20 1.50 6.06 510.07 42.51 33.32 6.91 1.68 381.91 26.73 3798.10 0.045 2.62 103.85 0.43
C26618 5.95 265 65
C26620 6.59 265 65 20 1.60 6.46 542.92 45.24 35.38 7.34 1.68 420.93 29.99 4027.33 0.055 2.61 118.05 0.48
C26623 7.53 265 65
C26625 8.15 265 65 20 1.80 7.25 608.20 50.68 39.42 8.18 1.68 500.70 36.86 4477.15 0.078 2.59 147.72 0.54
C26630 9.69 265 65
C30718 6.73 300 75 20 2.00 8.04 672.91 56.08 43.38 9.01 1.68 580.52 43.93 4915.61 0.107 2.57 177.74 0.55
C30720 7.45 300 75
C30723 8.53 300 75 20 2.30 9.22 768.91 64.08 49.17 10.21 1.69 700.24 54.87 5552.32 0.163 2.54 225.00 0.55
C30725 9.24 300 75
C30730 10.99 300 75 20 2.50 10.00 832.21 69.35 52.93 11.00 1.69 776.12 61.85 5963.03 0.208 2.51 255.18 0.53
C34118 8.36 345 100
C34120 9.26 345 100 20 3.00 11.94 988.00 82.33 62.00 12.90 1.69 955.45 78.08 6942.79 0.358 2.46 335.38 0.47
C34123 10.60 345 100
C34125 11.50 345 100 20 1.60 6.86 687.34 51.88 36.34 7.40 1.59 519.09 33.06 5010.63 0.059 2.52 117.02 0.52
C34130 13.70 345 100
C40120 10.12 400 100 20 1.80 7.70 770.17 58.13 40.49 8.24 1.59 618.43 40.66 5571.79 0.083 2.50 146.49 0.59
C40123 11.60 400 100
C40125 12.58 400 100 20 2.00 8.54 852.31 64.33 44.56 9.08 1.59 717.45 48.45 6119.10 0.114 2.48 176.58 0.60
C40130 15.00 400 100
C40132 15.96 400 100 20 2.30 9.79 974.25 73.53 50.51 10.29 1.59 866.70 60.55 6914.50 0.173 2.44 224.00 0.61

20 2.50 10.63 1054.70 79.60 54.37 11.09 1.60 961.17 68.27 7427.99 0.221 2.42 254.34 0.59

20 3.00 12.69 1252.89 94.56 63.68 13.00 1.60 1204.22 88.79 8654.32 0.381 2.37 335.14 0.53

20 1.80 8.69 1117.70 74.51 59.14 10.34 1.78 819.52 45.53 10257.35 0.094 2.82 144.29 0.52

20 2.00 9.64 1237.47 82.50 65.15 11.39 1.78 961.23 54.95 11280.23 0.129 2.80 172.70 0.50

20 2.30 11.06 1415.47 94.37 73.96 12.94 1.78 1174.89 69.66 12772.68 0.195 2.77 222.99 0.55

20 2.50 12.00 1533.05 102.20 79.71 13.95 1.79 1319.62 79.94 13740.12 0.250 2.75 258.25 0.57

20 3.00 14.34 1823.19 121.55 93.61 16.40 1.79 1667.45 105.10 16064.26 0.430 2.69 345.41 0.56

30 1.80 10.76 1906.50 110.52 143.65 19.57 2.66 1247.18 57.08 34027.25 0.116 4.16 152.27 0.45

30 2.00 11.94 2112.28 122.45 158.63 21.61 2.66 1477.56 69.63 37512.80 0.159 4.14 186.41 0.50

30 2.30 13.70 2418.70 140.21 180.73 24.63 2.66 1833.15 89.80 42634.22 0.242 4.11 246.84 0.66

30 2.50 14.88 2621.48 151.97 195.22 26.62 2.66 2077.29 104.17 45978.00 0.310 4.09 287.66 0.67

30 3.00 17.79 3123.23 181.06 230.63 31.46 2.67 2701.39 142.53 54094.45 0.534 4.03 400.90 0.75

30 2.00 13.04 2998.80 149.94 165.24 21.87 2.44 2010.16 80.33 51922.12 0.174 3.93 185.47 0.66

30 2.30 14.97 3435.02 171.75 188.25 24.93 2.45 2502.70 103.80 59035.13 0.264 3.89 244.58 0.79

30 2.50 16.25 3723.87 186.19 203.35 26.93 2.45 2841.16 120.52 63682.75 0.339 3.87 284.06 0.78

30 3.00 19.44 4439.19 221.96 240.22 31.84 2.46 3703.34 164.86 74976.25 0.583 3.82 396.86 0.88

30 3.20 20.71 4722.60 236.13 254.63 33.76 2.46 4049.35 183.22 79365.14 0.707 3.80 444.25 0.89

03

12mm dia threaded bar

12mm dia th
StaaSntrdaraanrnddgaderrdmildelirnnitgllsi,nsgesc,tisoencotiroinenotartiieonntaantidornesatnrdainret satrrraainngtement

beam centres are defined as centre to centre of flange span positions* A

provide 12mm threabdeda bmarceatntrmieds sapraen.defined as tchernetardeetdobcaer tnthrroeuogfhftloapnagned span positions*

bottom gauge holes at third
== == == == B
* **
Spans in excess of 6m provide bottom gauge holes at third For spans greater than 2.5m and up to 6m,
A
= = = = = = = =For spans greater than 2.5m and up to 6m,
threaded bar through top and provide 12mm threaded bar at mid span.
Spans in excess of 6m provide
Spans in excess of 6m provide For spans greater than 2.5m and up to 6m,* *
* *spa*nbepaomsitcieonntsre. sSaeree bdeflionwed. as centre to centre ofMfliannigmeumspraencpoomsitimonesnded edge distance*
provide 12mm threaded bar at mid span. threaded bar through top and
bottom gauge holes at third
* * *restraints at mid span or third
* == * == == ==
*For spans greater than 2.5m and up to 6m,*
Spans in excess ofF6omr Cpr1o4v6id-eC246 - 25mm
== == == ==
provide 12mm threaded bar at mid span. threaded bar throuFgohr tCop26a6n-dC401 - 29mm

bottom gauge holes at third

* beam centres are defined as centre to centre of flange span positions

Section Reference A B Hole dia 12mm dia threaded bar

146 mm mm mm 12mm dia threaded bar
176 40 65 14
206 40 95 14 washers and nuts
226 42.5 115 14 both sides of web
246 55 115 14
266 45 150 14
307 50 165 18
341 50 200 18
401 50 245 18
50 300 18

Beams are fixed in facing pairs with restraint
provided dependent on beam span. Restraints
must be in position before laying of floors.

washers and nuts
both sides of web

== == == ==
* **

FSopranspsa6nms gorrelaetsesrpthroavnid2e.51m2mamnd up to 6m, Spans in excess of 6m provide
pthrroevaided12romdms atthmreiaddsepdabna. r at mid span. threaded bar through top and
bottom gauge holes at third
* beam centres are defined as centre to centre of flange span positions

04

12mm dia threaded bar

Load span tables for single Design conditions
spanning condition available Inset with cleats
for download at
www.albionsections.co.uk. Oversail with cleats, single spanning
For other design conditions,
consult Albion Technical.

Oversail with cleats, double spanning

Note: Member length
limited to 16m

05

Design conditions (continued)

Oversail without cleats, single spanning 6mm
Oversail 6wmimthout clsepaants, single spannin6mgm(flange sbpeaan ring) 6mm

Oversail without cleats, single spanning span

span 6mm

6mm Threaded rod restraints
at mid span

Threaded rod restraints
at mid span

*

* Load tables based on
Tmhienilmoaudmbebaerainrigncgapacity
olefnthgethseocft7io0nmwmil.l be 14 dia hole at
lFiomritoetdhebry cloncadlitcirounsshing * 33mm standard
ocof nthseulwt AeblbbioenarTiencghonnicathl.e backmark
sSuppapnosrtinbtehaims cfolanndgiteio. n C section bolted to top
* LCaooraendsluitmaltbiAtleelbdsiobtona6sTemedchonnical. flange of hot rolled 14 dia hole at
primary beam. 33mm standard
backmark
minimum bearing 25mm
length of 70mm. Flange stanCdaserdction bolted to top
For other conditions
consult Albion Technical. bearing fpdlarienmgtaaeryiolfbheoatmr.olled
Spans in this condition
are limited to 6m

25mm
standard

Flange bearing detail

06

255mm Cminim3u5m25 5mm minimum Inset cleat details

D D The required thickness of inset cleats must be checked
for the loading conditions. Consult Albion Technical.

= SeRcetif2o5n CCleat 35 2A5 B C D 5mm mt inimum d
Ref mm mm mm mm mm mm
AB 19 4/5 14 D
= 146 MC146 107 65 100
95 115 19 4/5 14
d hole diameter 176 MC176 137 115 130 21 4/5 14
t 115 130 34 4/5 14
= 206 MC206 157 150 130 24 4/5 14
165 130 25 4/5 18
AB 226 MC226 157 200 130 25 5/6 18
= 245 130 25 5/6 18
5mm minimum 246 MC246 192 300 130 25 5/6 18

D 266 MdCh26o6le diam2e1t5er
307t MC307 250

341 MC341 295

401 MC401 350

Note: All cleats and bolts subject to design check. Oversail cleat details
Consult Albion Technical.

J 10 mm Section Cleat E F G H J t d
25 H 25 Ref Ref mm mm mm mm mm mm mm

25 146 AC146 140 50 65 64 114 6 14
176 AC176 170 50 95 64 114 6 14
EG d hole 206 AC206 192 52.5 115 64 114 6 14
diameter 226 AC226 205 65 115 64 114 6 14
246 AC246 230 55 150 64 114 8 14
t 266 AC266 250 60 165 64 114 10 18

10 mm F J
45 H 25
25 Section Ref Cleat Ref
75
10 mm330471 THESE SECTIONS
REQUIRE STIFFENED
401 CLEAT NOT BY ALBION

25

r EG d hole
t diameter
F
10 mm 45 t

07 75

ter
t

Telephone: 0121 553 1877
Fax Sales/General: 0121 553 5507
E–mail: [email protected]

www.albionsections.co.uk

2273-CPR-0013 ISO 9001: 2008
GB00685

Albion Sections Limited 09/05 - 1509042

Cold Rolled Sections for the Construction and Engineering Industries
Albion road, West Bromwich, West Midlands B70 8BD
Tel: 0121 553 1877 Fax Sales/General: 0121 553 5507
E–mail: [email protected] www.albionsections.co.uk

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