What's the UB?

Universal Beams

Material to EN 10025-2:2003
Dimensions and properties to BS4-1:1993

S275JR & S355JR

Every care has been taken to ensure that the information given on this website is accurate and whilst the Publishers would be grateful to learn of any error,
they regret they can accept no responsibility.

Designation

Ratios for
Local Buckling
Second moment
Of Area

Serial Size
Mass
Per
Metre
Kg/m
Depth of
Section
D
mm
Width of
Section
B
mm
Thickness
of
Web
t
mm
Thickness
of
Flange
T
mm
Root
Radius
r
mm
Depth
Between
Fillets
d
mm
Flange
B/2T
Web
d/t
Axis
x-x
cm4
Axis
y-y
cm4
1016x305x487
486.6
1036.1
308.5
30.0
54.1
30.0
867.9
2.85
28.9
1021400
26720
1016x305x437
436.9
1025.9
305.4
26.9
49.0
30.0
867.9
3.12
32.3
909900
23450
1016x305x393
392.7
1016.0
303.0
24.4
43.9
30.0
868.2
3045
35.6
807700
20500
1016x305x349
349.4
1008.1
302.0
21.1
40.0
30.0
868.1
3.78
41.1
723100
18460
1016x305x314
314.3
1000.0
300.0
19.1
35.9
60.0
868.2
4.18
45.5
644200
16230
1016x305x272
272.3
990.1
300.0
16.5
31.0
30.0
868.1
4.84
52.6
554000
14000
1016x305x249
248.7
980.2
300.0
16.5
26.0
30.0
868.2
5.77
52.6
481300
11750
1016x305x222
222.0
970.3
300.0
16.0
21.1
30.0
868.1
7.11
54.3
408000
9546
914x419x388
388.0
921.0
420.5
21.4
36.6
24.1
799.6
5.74
37.4
719600
45440
914x419x343
343.3
911.8
418.5
19.4
32.0
24.1
799.6
6.54
41.2
625800
39160
914x305x289
289.1
926.6
307.7
19.5
32.0
19.1
824.4
4.81
42.3
504200
15600
914x305x253
253.4
918.4
305.5
17.3
27.9
19.1
824.4
5.47
47.7
436300
13300
914x305x224
224.2
910.4
304.1
15.9
23.9
19.1
824.4
6.36
51.8
376400
11240
914x305x201
200.9
903.0
303.3
15.1
20.2
19.1
824.4
7.51
54.6
325300
9423
838x292x226
226.5
850.9
293.8
16.1
26.8
17.8
761.7
5.48
47.3
339700
11360
838x292x194
193.8
840.7
292.4
14.7
21.7
17.8
761.7
6.74
51.8
279200
9066
838x292x176
175.9
834.9
291.7
14.0
18.8
17.8
761.7
7.76
54.4
246000
7799
762x267x197
196.8
769.8
268.0
15.6
25.4
16.5
686.0
5.28
44.0
240000
8175
762x267x173
173.0
762.2
266.7
14.3
21.6
16.5
686.0
6.17
48.0
205300
6850
762x267x147
146.9
754.0
265.2
12.8
17.5
16.5
686.0
7.58
53.6
168500
5455
762x267x134
133.9
750.0
264.4
12.0
15.5
16.5
686.0
8.53
57.2
150700
4788
686x254x170
170.2
692.9
255.8
14.5
23.7
15.2
615.1
5.40
42.4
170300
6630
686x254x152
152.4
687.5
254.5
13.2
21.0
15.2
615.1
6.06
46.6
150400
5784
686x254x140
140.1
683.5
253.7
12.4
19.0
15.2
615.1
6.68
49.6
136300
5183
686x254x125
125.2
677.9
253.0
11.7
16.2
15.2
615.1
7.81
52.6
118000
4383
610x305x238
238.1
635.8
311.4
18.4
31.4
16.5
540.0
4.96
29.3
209500
15840
610x305x179
179.0
620.2
307.1
14.1
23.6
16.5
540.0
6.51
38.3
153000
11410
610x305x149
149.2
612.4
304.8
11.8
19.7
16.5
540.0
7.74
45.8
125900
9308
610x229x140
139.9
617.2
230.2
13.1
22.1
12.7
547.6
5.21
41.8
111800
4505
610x229x125
125.1
612.2
229.0
11.9
19.6
12.7
547.6
5.84
46.0
98610
3932
610x229x113
113.0
607.6
228.2
11.1
17.3
12.7
547.6
6.60
49.3
87320
3434
610x229x101
101.2
602.6
227.6
10.5
14.8
12.7
547.6
7.69
52.2
75780
2915
533x210x122
122.0
544.5
211.9
12.7
21.3
12.7
476.5
4.97
37.5
76040
3388
533x210x109
109.0
539.5
210.8
11.6
18.8
12.7
476.5
5.61
41.1
66820
2943
533x210x101
101.0
536.7
210.0
10.8
17.4
12.7
476.5
6.03
44.1
61520
2692
533x210x92
92.1
533.1
209.3
10.1
15.6
12.7
476.5
6.71
47.2
55230
2389
533x210x82
82.2
528.3
208.8
$9.6
13.2
12.7
476.5
7.91
49.6
47540
2007
457x191x98
98.3
467.2
192.8
11.4
19.6
10.2
407.6
4.92
35.8
45730
2347
457x191x89
89.3
463.4
191.9
10.5
17.7
10.2
407.6
5.42
38.8
41020
2089
457x191x82
82.0
460.0
191.3
9.9
16.0
10.2
407.6
5.98
41.2
37050
1871
457x191x74
74.3
457.0
190.4
9.0
14.5
10.2
407.6
6.57
45.3
33320
1671
457x191x67
67.1
453.4
189.9
8.5
12.7
10.2
407.6
7.48
48.0
29380
1452
457x152x82
82.1
465.8
155.3
10.5
18.9
10.2
407.6
4.11
38.8
36590
1185
457x152x74
74.2
462.0
154.4
9.6
17.0
10.2
407.6
4.54
42.5
32670
1047
457x152x67
67.2
458.0
153.8
9.0
15.0
10.2
407.6
5.13
45.3
28930
913
457x152x60
59.8
454.6
152.9
8.1
13.3
10.2
407.6
5.75
50.3
25500
795
457x152x52
52.3
449.8
152.4
7.6
10.9
10.2
407.6
6.99
53.6
21370
645
406x178x74
74.2
412.8
179.5
9.5
16.0
10.2
360.4
5.61
37.9
27310
1545
406x178x67
67.1
409.4
178.8
8.8
14.3
10.2
360.4
6.25
41.0
24330
1365
406x178x60
60.1
406.4
177.9
7.9
12.8
10.2
360.4
6.95
45.6
21600
1203
406x178x54
54.1
402.6
177.7
7.7
10.9
10.2
360.4
8.15
46.8
18720
1021
406x140x46
46.0
403.2
142.2
6.8
11.2
10.2
360.4
6.35
53.0
15690
538
406x140x39
39.0
398.0
141.8
6.4
8.6
10.2
360.4
8.24
56.3
12510
410
356x171x67
67.1
363.4
173.2
9.1
15.7
10.2
311.6
5.52
34.2
19460
1362
356x171x57
57.0
358.0
172.2
8.1
13.0
10.2
311.6
6.62
38.5
16040
11.8
356x171x51
51.0
355.0
171.5
7.4
11.5
10.2
311.6
7.46
42.1
14140
968
356x171x45
45.0
351.4
171.1
7.0
9.7
10.2
311.6
8.82
44.5
12070
811
356x127x39
39.1
353.4
126.0
6.6
10.7
10.2
311.6
5.89
47.2
10170
358
356x127x33
33.1
349.0
125.4
6.0
8.5
10.2
311.6
7.38
51.9
8249
280
305x165x54
54.0
310.4
166.9
7.9
13.7
8.9
265.2
6.09
33.6
11700
1063
305x165x46
46.1
306.6
165.7
6.7
11.8
8.9
265.2
7.02
39.6
9899
896
305x165x40
40.3
303.4
165.0
6.0
10.2
8.9
265.2
8.09
44.2
8503
764
305x127x48
48.1
311.0
125.3
9.0
14.0
8.9
265.2
4.48
29.5
9575
461
305x127x42
41.9
307.2
124.3
8.0
12.1
8.9
265.2
5.14
33.2
8196
389
305x127x37
37.0
304.4
123.4
7.1
10.7
8.9
265.2
5.77
37.4
7171
336
305x102x33
32.8
312.7
102.4
6.6
10.8
7.6
275.9
4.74
41.8
6501
194
305x102x28
28.2
308.7
101.8
6.0
8.8
7.6
275.9
5.78
46.0
5366
155
305x102x25
24.8
305.1
101.6
5.8
7.0
7.6
275.9
7.26
47.6
4455
123
254x146x43
43.0
259.6
147.3
7.2
12.7
7.6
219.0
5.80
30.4
6544
677
254x146x37
37.0
256.0
146.4
6.3
10.9
7.6
219.0
6.72
34.8
5537
571
254x146x31
31.1
251.4
146.1
6.0
8.6
7.6
219.0
8.49
36.5
4413
448
254x102x28
28.3
260.4
102.2
6.3
10.0
7.6
225.2
5.11
35.7
4005
179
254x102x25
25.2
257.2
101.9
6.0
8.4
7.6
225.2
6.07
37.5
3415
149
254x102x22
22.0
254.0
101.6
5.7
6.8
7.6
225.2
7.47
39.5
2841
119
203x133x30
30.0
206.8
133.9
6.4
9.6
7.6
172.4
6.97
26.9
2896
385
203x133x25
25.1
203.2
133.2
5.7
7.8
7.6
172.4
8.54
30.2
2340
308
203x102x23
23.1
203.2
101.8
5.4
9.3
7.6
169.4
5.47
31.4
2105
164
178x102x19
19.0
177.8
101.2
4.8
7.9
7.6
146.8
6.41
30.6
1356
137
152x89x16
16.0
152.4
88.7
4.5
7.7
7.6
121.8
5.76
27.1
834
89.8
127x76x13
13.0
127.0
76.0
4.0
7.6
7.6
96.6
5.00
24.2
473
55.7

Designation								Ratios for Local Buckling		Second moment Of Area
								Ratios for Local Buckling		Second moment Of Area
Serial Size	Mass Per Metre Kg/m	Depth of Section D mm	Width of Section B mm	Thickness of Web t mm	Thickness of Flange T mm	Root Radius r mm	Depth Between Fillets d mm	Flange B/2T	Web d/t	Axis x-x cm4	Axis y-y cm4
1016x305x487	486.6	1036.1	308.5	30.0	54.1	30.0	867.9	2.85	28.9	1021400	26720
1016x305x437	436.9	1025.9	305.4	26.9	49.0	30.0	867.9	3.12	32.3	909900	23450
1016x305x393	392.7	1016.0	303.0	24.4	43.9	30.0	868.2	3045	35.6	807700	20500
1016x305x349	349.4	1008.1	302.0	21.1	40.0	30.0	868.1	3.78	41.1	723100	18460
1016x305x314	314.3	1000.0	300.0	19.1	35.9	60.0	868.2	4.18	45.5	644200	16230
1016x305x272	272.3	990.1	300.0	16.5	31.0	30.0	868.1	4.84	52.6	554000	14000
1016x305x249	248.7	980.2	300.0	16.5	26.0	30.0	868.2	5.77	52.6	481300	11750
1016x305x222	222.0	970.3	300.0	16.0	21.1	30.0	868.1	7.11	54.3	408000	9546
914x419x388	388.0	921.0	420.5	21.4	36.6	24.1	799.6	5.74	37.4	719600	45440
914x419x343	343.3	911.8	418.5	19.4	32.0	24.1	799.6	6.54	41.2	625800	39160
914x305x289	289.1	926.6	307.7	19.5	32.0	19.1	824.4	4.81	42.3	504200	15600
914x305x253	253.4	918.4	305.5	17.3	27.9	19.1	824.4	5.47	47.7	436300	13300
914x305x224	224.2	910.4	304.1	15.9	23.9	19.1	824.4	6.36	51.8	376400	11240
914x305x201	200.9	903.0	303.3	15.1	20.2	19.1	824.4	7.51	54.6	325300	9423
838x292x226	226.5	850.9	293.8	16.1	26.8	17.8	761.7	5.48	47.3	339700	11360
838x292x194	193.8	840.7	292.4	14.7	21.7	17.8	761.7	6.74	51.8	279200	9066
838x292x176	175.9	834.9	291.7	14.0	18.8	17.8	761.7	7.76	54.4	246000	7799
762x267x197	196.8	769.8	268.0	15.6	25.4	16.5	686.0	5.28	44.0	240000	8175
762x267x173	173.0	762.2	266.7	14.3	21.6	16.5	686.0	6.17	48.0	205300	6850
762x267x147	146.9	754.0	265.2	12.8	17.5	16.5	686.0	7.58	53.6	168500	5455
762x267x134	133.9	750.0	264.4	12.0	15.5	16.5	686.0	8.53	57.2	150700	4788
686x254x170	170.2	692.9	255.8	14.5	23.7	15.2	615.1	5.40	42.4	170300	6630
686x254x152	152.4	687.5	254.5	13.2	21.0	15.2	615.1	6.06	46.6	150400	5784
686x254x140	140.1	683.5	253.7	12.4	19.0	15.2	615.1	6.68	49.6	136300	5183
686x254x125	125.2	677.9	253.0	11.7	16.2	15.2	615.1	7.81	52.6	118000	4383
610x305x238	238.1	635.8	311.4	18.4	31.4	16.5	540.0	4.96	29.3	209500	15840
610x305x179	179.0	620.2	307.1	14.1	23.6	16.5	540.0	6.51	38.3	153000	11410
610x305x149	149.2	612.4	304.8	11.8	19.7	16.5	540.0	7.74	45.8	125900	9308
610x229x140	139.9	617.2	230.2	13.1	22.1	12.7	547.6	5.21	41.8	111800	4505
610x229x125	125.1	612.2	229.0	11.9	19.6	12.7	547.6	5.84	46.0	98610	3932
610x229x113	113.0	607.6	228.2	11.1	17.3	12.7	547.6	6.60	49.3	87320	3434
610x229x101	101.2	602.6	227.6	10.5	14.8	12.7	547.6	7.69	52.2	75780	2915
533x210x122	122.0	544.5	211.9	12.7	21.3	12.7	476.5	4.97	37.5	76040	3388
533x210x109	109.0	539.5	210.8	11.6	18.8	12.7	476.5	5.61	41.1	66820	2943
533x210x101	101.0	536.7	210.0	10.8	17.4	12.7	476.5	6.03	44.1	61520	2692
533x210x92	92.1	533.1	209.3	10.1	15.6	12.7	476.5	6.71	47.2	55230	2389
533x210x82	82.2	528.3	208.8	$9.6	13.2	12.7	476.5	7.91	49.6	47540	2007
457x191x98	98.3	467.2	192.8	11.4	19.6	10.2	407.6	4.92	35.8	45730	2347
457x191x89	89.3	463.4	191.9	10.5	17.7	10.2	407.6	5.42	38.8	41020	2089
457x191x82	82.0	460.0	191.3	9.9	16.0	10.2	407.6	5.98	41.2	37050	1871
457x191x74	74.3	457.0	190.4	9.0	14.5	10.2	407.6	6.57	45.3	33320	1671
457x191x67	67.1	453.4	189.9	8.5	12.7	10.2	407.6	7.48	48.0	29380	1452
457x152x82	82.1	465.8	155.3	10.5	18.9	10.2	407.6	4.11	38.8	36590	1185
457x152x74	74.2	462.0	154.4	9.6	17.0	10.2	407.6	4.54	42.5	32670	1047
457x152x67	67.2	458.0	153.8	9.0	15.0	10.2	407.6	5.13	45.3	28930	913
457x152x60	59.8	454.6	152.9	8.1	13.3	10.2	407.6	5.75	50.3	25500	795
457x152x52	52.3	449.8	152.4	7.6	10.9	10.2	407.6	6.99	53.6	21370	645
406x178x74	74.2	412.8	179.5	9.5	16.0	10.2	360.4	5.61	37.9	27310	1545
406x178x67	67.1	409.4	178.8	8.8	14.3	10.2	360.4	6.25	41.0	24330	1365
406x178x60	60.1	406.4	177.9	7.9	12.8	10.2	360.4	6.95	45.6	21600	1203
406x178x54	54.1	402.6	177.7	7.7	10.9	10.2	360.4	8.15	46.8	18720	1021
406x140x46	46.0	403.2	142.2	6.8	11.2	10.2	360.4	6.35	53.0	15690	538
406x140x39	39.0	398.0	141.8	6.4	8.6	10.2	360.4	8.24	56.3	12510	410
356x171x67	67.1	363.4	173.2	9.1	15.7	10.2	311.6	5.52	34.2	19460	1362
356x171x57	57.0	358.0	172.2	8.1	13.0	10.2	311.6	6.62	38.5	16040	11.8
356x171x51	51.0	355.0	171.5	7.4	11.5	10.2	311.6	7.46	42.1	14140	968
356x171x45	45.0	351.4	171.1	7.0	9.7	10.2	311.6	8.82	44.5	12070	811
356x127x39	39.1	353.4	126.0	6.6	10.7	10.2	311.6	5.89	47.2	10170	358
356x127x33	33.1	349.0	125.4	6.0	8.5	10.2	311.6	7.38	51.9	8249	280
305x165x54	54.0	310.4	166.9	7.9	13.7	8.9	265.2	6.09	33.6	11700	1063
305x165x46	46.1	306.6	165.7	6.7	11.8	8.9	265.2	7.02	39.6	9899	896
305x165x40	40.3	303.4	165.0	6.0	10.2	8.9	265.2	8.09	44.2	8503	764
305x127x48	48.1	311.0	125.3	9.0	14.0	8.9	265.2	4.48	29.5	9575	461
305x127x42	41.9	307.2	124.3	8.0	12.1	8.9	265.2	5.14	33.2	8196	389
305x127x37	37.0	304.4	123.4	7.1	10.7	8.9	265.2	5.77	37.4	7171	336
305x102x33	32.8	312.7	102.4	6.6	10.8	7.6	275.9	4.74	41.8	6501	194
305x102x28	28.2	308.7	101.8	6.0	8.8	7.6	275.9	5.78	46.0	5366	155
305x102x25	24.8	305.1	101.6	5.8	7.0	7.6	275.9	7.26	47.6	4455	123
254x146x43	43.0	259.6	147.3	7.2	12.7	7.6	219.0	5.80	30.4	6544	677
254x146x37	37.0	256.0	146.4	6.3	10.9	7.6	219.0	6.72	34.8	5537	571
254x146x31	31.1	251.4	146.1	6.0	8.6	7.6	219.0	8.49	36.5	4413	448
254x102x28	28.3	260.4	102.2	6.3	10.0	7.6	225.2	5.11	35.7	4005	179
254x102x25	25.2	257.2	101.9	6.0	8.4	7.6	225.2	6.07	37.5	3415	149
254x102x22	22.0	254.0	101.6	5.7	6.8	7.6	225.2	7.47	39.5	2841	119
203x133x30	30.0	206.8	133.9	6.4	9.6	7.6	172.4	6.97	26.9	2896	385
203x133x25	25.1	203.2	133.2	5.7	7.8	7.6	172.4	8.54	30.2	2340	308
203x102x23	23.1	203.2	101.8	5.4	9.3	7.6	169.4	5.47	31.4	2105	164
178x102x19	19.0	177.8	101.2	4.8	7.9	7.6	146.8	6.41	30.6	1356	137
152x89x16	16.0	152.4	88.7	4.5	7.7	7.6	121.8	5.76	27.1	834	89.8
127x76x13	13.0	127.0	76.0	4.0	7.6	7.6	96.6	5.00	24.2	473	55.7