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UNIVERSAL BEAM (I-BEAMH-Beam)

UNIVERSAL BEAM (I-BEAMH-Beam)

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Universal Steel I-Beam/H-Beam

A Versatile Structural Solution

Introduction

The Universal Steel I-Beam, also known as a universal beam (UB), plays a crucial role in construction and engineering projects. Its distinctive ‘I’ or ‘H’-shaped cross-section combines strength, versatility, and stability. Let’s delve into the features, benefits, and potential applications of this essential structural component.

Features and Benefits

  1. Robust Construction: The universal I-beam consists of two horizontal plates called flanges, connected by a vertical component known as the web. These flanges provide strength in the horizontal plane, while the web offers vertical support. Made primarily from structural steel, this beam ensures durability and load-bearing capacity.

  2. Flexible Design: The ‘I’ shape allows for efficient weight distribution, making it suitable for various applications. Whether used independently or cast in concrete, the universal I-beam adapts seamlessly to different construction scenarios.

  3. Long Web, Short Flanges: Unlike other beams, the vertical web of a universal beam is significantly longer than its horizontal flanges. This design optimizes load-bearing capabilities and structural integrity.

  4. Wide Range of Sizes: Universal beams come in various sizes, catering to diverse project requirements. From small-scale residential builds to large commercial structures, there’s an I-beam size to fit every need.

Applications

The universal steel I-beam finds application in:

  • Building Construction: Used as load-bearing members in columns, beams, and roof trusses.

  • Bridges and Infrastructure: Supports bridge decks, railway tracks, and highway structures.

  • Industrial Facilities: Provides stability for conveyor systems, gantries, and machinery.

  • Residential Projects: Ideal for framing, floor joists, and lintels.

  • Commercial Spaces: Supports mezzanines, canopies, and building extensions.

MATERIAL SPECIFICATIONS

S275JR UB – Universal Beams, UC – Universal Columns BS Standard BS 4-1 : 2005

BS EN10025-2 S275JR Universal Beams(UB) and Universal Columns(UC) are structural steel beam supplied primarily to the mild steel structural construction, bridge building, oil and gas, power plant, MRT-metro rail station, MTR, rail station, terminal, and other civil construction to general engineering.

Classifications
Mechanical Properties
BS EN 10025-2A : 2004 S275JR
Yield Point N/mm2(min.)
Tensile Strength
Yield Ratio%
Elongation % (min.)
Impact
Thickness
N/mm2
(max.)
Thickness
Thickness ≥ 12mm.
t ≤ 16
16 < t ≤ 40
t ≤ 5
5 < t ≤ 16
t >16
Temp°C
Energy J (min.)
275
265
410-560
–
23
+20
27B
Classification
Chemical Compositions (ladle analysis), %
BS EN 10025-2A:2004 S275JR
C
Si
Mn
P
S
CEC
SWD
Nb
V
N
Cu
Ni
Cr
Mo
Grain refining element
Micro-alloying element
max.
max.
max.
%max.
%max
max.
max.
max.
max.
max.
max.
max.
0.21
–
1.50
max.
0.035
0.035
0.40EFG
–
–
–
0.012
0.55
–
–
–
–
–
Section Number and
Nominal size
Unit
Weight
Section
area
A
Section
depth D
Flange
Web
tw
Width
B
T
Thickness
Corner
radius
r
mm(in.)
lb/ft
kg/m
in.2
cm2
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
W4
102 x 102 (4 x 4)
16.3
13.8
13.0
24.00
21.00
19.35
4.79
4.05
3.83
30.90
26.10
24.71
4.21
4.02
4.16
107.0
102.0
105.7
3.937
4.016
4.060
100.0
102.0
103.1
0.472
0.370
0.345
12.00
9.40
8.76
0.311
0.315
0.280
7.90
8.00
7.11
0.236
0.236
0.250
6.00
6.00
6.35
W5
127 x 76 (5 x 3)
9.0
13.00
2.60
16.80
5.00
127.0
3.000
76.2
0.299
7.60
0.165
4.20
0.300
6.35
W5
127 x 127 (5 x 5)
19.0
16.0
28.28
23.81
5.56
4.71
35.87
30.39
5.15
5.01
130.8
127.3
5.030
5.000
127.8
127.0
0.430
0.360
10.90
9.14
0.270
0.240
6.86
6.10
0.300
0.300
7.62
7.62
W6
152 x 76 (6 x 3)
12.0
9.0
18.00
14.00
3.35
2.76
21.60
17.80
6.10
5.91
155.0
150.0
2.953
2.953
75.0
75.0
0.335
0.276
8.50
7.00
0.236
0.197
6.00
5.00
0.315
0.315
8.00
8.00
W6
152 x 102 (6 x 4)
16.0
12.0
9.0
23.81
17.86
13.39
4.74
3.55
2.68
30.58
22.90
17.29
6.28
6.03
5.90
159.5
153.2
149.9
4.030
4.000
3.940
102.4
101.6
100.1
0.405
0.280
0.215
10.20
7.11
5.46
0.260
0.230
0.170
6.60
5.84
4.32
0.250
0.250
0.250
6.35
6.35
6.35
W6
152 x 152 (6 x 6)
25.0
20.0
15.7
15.0
37.20
30.00
23.00
22.50
7.34
5.87
4.62
4.43
47.35
37.87
29.80
28.58
6.38
6.20
6.00
5.99
162.1
157.5
152.4
152.1
6.080
6.020
6.000
5.990
154.4
152.9
152.4
152.1
0.455
0.365
0.269
0.260
11.50
9.27
6.80
6.60
0.320
0.260
0.240
0.230
8.13
6.60
6.10
5.84
0.250
0.250
0.250
0.250
6.35
6.35
6.35
6.35
W7
178 x 102 (7 x 4)
13.0
19.00
3.75
24.20
7.00
177.8
4.000
101.6
0.311
7.90
0.185
4.70
0.300
7.62
W8
203 x 102 (8 x 4)
15.5
15.0
13.0
10.0
23.00
22.32
19.35
14.88
4.50
4.44
3.84
2.96
29.00
28.65
24.77
19.10
8.00
8.11
7.99
7.89
203.2
206.0
202.9
200.4
4.000
4.015
4.000
3.940
101.6
102.0
101.6
100.1
0.368
0.315
0.255
0.205
9.30
8.00
6.48
5.21
0.205
0.245
0.230
0.170
5.20
6.22
5.84
4.32
0.300
0.300
0.300
0.300
7.62
7.62
7.62
7.62
W8
203 x 133 (8 x 5¼)
21.0
20.0
18.0
17.0
15.0
14.0
31.30
30.00
26.79
25.30
22.30
21.00
6.16
5.89
5.26
5.01
4.45
4.20
39.74
38.00
33.94
32.30
28.70
27.10
8.28
8.14
8.14
8.00
7.95
7.99
210.3
206.8
206.8
203.2
202.0
203.0
5.270
5.268
5.250
5.250
5.236
5.236
133.9
133.8
133.3
133.4
133.0
133.0
0.400
0.378
0.330
0.308
0.276
0.252
10.10
9.60
8.38
7.80
7.00
6.40
0.250
0.248
0.230
0.230
0.197
0.197
6.35
6.30
5.84
5.84
5.00
5.00
0.300
0.300
0.300
0.300
0.310
0.310
7.62
7.62
7.62
7.62
8.00
8.00
W8
203 x 165 (8 x 6½)
28.0
24.0
41.67
35.72
8.25
7.08
53.23
45.68
8.06
7.93
204.7
201.4
6.535
6.495
166.0
165.0
0.465
0.400
11.80
10.10
0.285
0.245
7.24
6.22
0.400
0.400
10.20
10.20
W8
203 x 203 (8 x 8)
67.0
58.0
48.0
40.0
35.0
31.0
100.00
86.31
71.43
60.00
52.09
46.13
19.70
17.10
14.10
11.70
10.30
9.12
127.10
110.30
90.97
75.48
66.45
58.84
9.00
8.75
8.50
8.25
8.12
8.00
228.6
222.2
215.9
209.5
206.2
203.2
8.280
8.220
8.110
8.070
8.020
7.995
210.3
208.8
206.0
205.0
203.7
203.1
0.935
0.810
0.685
0.560
0.495
0.435
23.75
20.57
17.40
14.20
12.50
11.00
0.570
0.510
0.400
0.360
0.310
0.285
14.48
12.95
10.16
9.14
7.87
7.24
0.400
0.400
0.400
0.400
0.400
0.400
10.20
10.20
10.20
10.20
10.20
10.20
W10
254 x 102 (10 x 4)
19.0
17.0
15.0
12.0
28.28
25.30
22.32
17.86
5.62
4.99
4.41
3.54
36.26
32.19
28.45
22.84
10.24
10.11
9.99
9.87
260.1
256.8
253.7
250.7
4.020
4.010
4.000
3.960
102.1
101.9
101.6
100.6
0.395
0.330
0.270
0.210
10.00
8.38
6.86
5.33
0.250
0.240
0.230
0.190
6.35
6.10
5.84
4.83
0.300
0.300
0.300
0.300
7.62
7.62
7.62
7.62
W10
254 x 146 (10 x 5¾)
30.0
29.0
26.0
25.0
22.0
21.0
16.0
44.80
43.00
38.69
37.20
32.74
31.25
24.00
8.85
8.54
7.61
7.36
6.49
6.20
4.82
57.10
55.10
49.10
47.50
41.87
40.00
31.10
10.47
10.22
10.33
10.08
10.17
9.90
9.96
265.9
259.6
262.4
256.0
258.3
251.5
253.0
5.819
5.799
5.770
5.762
5.750
5.750
5.709
147.8
147.3
146.6
146.4
146.0
146.1
145.0
0.510
0.500
0.440
0.430
0.360
0.340
0.252
12.90
12.70
11.10
10.90
9.14
8.60
6.40
0.300
0.289
0.260
0.252
0.240
0.240
0.197
7.62
7.30
6.60
6.40
6.10
6.10
5.00
0.300
0.300
0.300
0.300
0.300
0.300
0.300
7.62
7.62
7.62
7.62
7.62
7.62
7.60
W10
254 x 203 (10 x 8)
57.0
45.0
42.0
39.0
33.0
84.80
66.97
62.50
58.04
49.11
16.74
13.30
12.29
11.50
9.71
108.00
85.81
79.30
74.19
62.64
8.15
10.10
9.89
9.92
9.73
207.0
256.5
249.4
252.0
247.1
8.315
8.020
8.150
7.985
7.960
211.3
203.7
207.0
202.8
202.2
0.650
0.620
0.480
0.530
0.435
16.50
15.70
12.20
13.40
11.00
0.650
0.350
0.480
0.315
0.290
16.50
8.89
12.20
8.00
7.37
0.500
0.500
0.500
0.500
0.500
12.70
12.70
12.70
12.70
12.70
W10
254 x 254 (10 x 10)
112.0
100.0
89.0
167.00
149.00
132.00
32.90
29.40
26.20
212.30
189.70
168.90
11.36
11.11
10.88
288.5
282.2
276.4
10.415
10.340
10.275
264.5
262.6
261.0
1.250
1.120
0.998
31.75
28.45
25.30
0.755
0.680
0.615
19.18
17.27
15.60
0.500
0.500
0.500
12.70
12.70
12.70
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Flange
Web Thinckness tw
Corner radius
r
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Width
B
Thinkness
T
Web Thinckness tw
Corner radius
r
mm(in.)
lb/ft
kg/m
in.2
cm2
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
W10
254 x 254 (10 x 10)
88
77
72
68
60
54
49
131.00
115.00
107.00
101.20
89.29
80.36
73.00
25.90
226.00
21.20
20.00
17.60
15.80
14.40
167.10
145.80
136.60
129.00
113.50
101.90
92.90
10.84
10.60
10.50
10.40
10.22
10.09
9.98
275.3
269.2
266.7
264.2
259.6
256.3
253.5
10.265
10.190
10.170
10.130
10.080
10.030
10.000
260.7
258.8
258.3
257.3
256.0
254.8
254.0
0.990
0.870
0.808
0.770
0.680
0.615
0.560
25.15
22.10
20.50
19.56
17.27
15.60
14.20
0.605
0.530
0.510
0.470
0.420
0.370
0.340
15.37
13.46
13.00
11.94
10.67
9.40
8.64
0.50
0.50
0.50
0.50
0.50
0.50
0.50
12.70
12.70
12.70
12.70
12.70
12.70
12.70
W12
305 x 102 (12 x 4)
22
19
16.5
16
14
33.00
28.28
25.00
23.81
20.83
6.48
5.57
4.87
4.71
4.16
41.81
35.94
31.40
30.39
26.84
12.31
12.16
12.00
11.99
11.91
312.7
308.9
304.8
304.5
302.5
4.030
4.005
4.000
3.990
3.970
102.4
101.7
101.6
101.3
100.8
0.425
0.350
0.269
0.265
0.225
10.80
8.89
6.80
6.73
5.71
0.260
0.235
0.230
0.220
0.200
6.60
5.97
5.80
5.59
5.08
0.30
0.30
0.30
0.30
0.30
7.62
7.62
7.62
7.62
7.62
W12
305 x 127 (12 x 5)
32
28
25
48.00
42.00
37.00
9.42
8.25
7.36
60.80
53.20
47.50
12.22
12.07
11.96
310.4
306.6
303.8
4.930
4.893
4.864
125.2
124.3
123.5
0.551
0.476
0.421
14.00
12.10
10.70
0.350
0.313
0.284
8.90
8.00
7.20
0.30
0.30
0.30
7.62
7.62
7.62
W12
305 x 165 (12 x 6½)
36
35
31
30
27
26
21
54.00
52.09
46.00
44.64
40.00
38.70
31.00
10.60
10.30
9.13
8.79
7.98
7.65
6.11
68.40
66.45
58.90
56.71
51.50
49.35
39.40
12.24
12.50
12.09
12.34
11.96
12.22
12.05
310.9
317.5
307.1
313.4
303.8
310.4
306.0
6.565
6.560
6.525
6.520
6.500
6.490
6.460
166.8
166.6
165.7
165.6
165.1
164.8
164.0
0.540
0.520
0.465
0.440
0.400
0.380
0.290
13.70
13.20
11.80
11.10
10.20
9.65
7.40
0.305
0.300
0.265
0.260
0.240
0.230
0.196
7.70
7.62
6.70
6.60
6.10
5.84
5.00
0.30
0.30
0.30
0.30
0.30
0.30
0.30
7.62
7.62
7.62
7.62
7.62
7.62
7.62
W12
305 x 203 (12 x 8)
50
45
40
74.41
66.97
59.53
14.70
13.20
11.80
94.84
85.16
76.13
12.19
12.06
11.94
309.6
306.3
303.3
8.080
8.045
8.005
205.2
204.3
203.3
0.640
0.575
0.515
16.20
14.60
13.00
0.370
0.335
0.295
9.40
8.51
7.49
0.60
0.60
0.60
15.20
15.20
15.20
W12
305 x 254 (12 x 10)
58
53
86.31
78.87
17.00
15.60
109.70
100.60
12.19
12.06
309.6
306.3
10.010
9.995
254.3
253.9
0.640
0.575
16.20
14.60
0.360
0.345
9.14
8.76
0.60
0.60
15.20
15.20
W12
305 x 305 (12 x 12)
336
305
278
242
230
210
190
170
161
152
136
133
120
106
96
92
87
79
72
65
500.00
453.90
413.70
375.00
342.30
312.50
283.00
253.00
240.00
226.20
202.40
198.00
179.00
158.00
143.00
137.00
129.50
118.00
107.10
97.00
98.80
89.60
81.90
74.00
67.70
61.80
55.80
50.00
47.40
44.70
39.90
39.10
34.30
31.20
28.20
27.10
25.60
23.20
21.20
19.10
637.40
578.10
528.40
477.40
436.80
398.70
360.00
322.60
305.60
288.40
257.40
252.30
227.70
201.30
182.00
174.60
165.20
149.70
136.10
123.20
16.82
16.32
15.85
15.41
15.05
14.71
14.38
14.03
13.88
13.71
13.41
13.38
13.12
12.89
12.71
12.62
12.53
12.38
12.25
12.12
427.2
414.5
402.6
391.4
382.3
373.6
365.3
356.4
352.6
348.2
340.6
339.9
333.2
327.4
322.8
320.4
318.3
314.5
311.1
307.8
13.385
13.235
13.140
13.005
12.895
12.790
12.670
12.570
12.515
12.480
12.400
12.365
12.320
12.220
12.160
12.155
12.125
12.080
12.040
12.000
340.0
336.2
333.8
330.3
327.5
324.9
321.8
319.3
317.9
317.0
315.0
314.1
312.9
310.4
308.9
308.7
308.0
306.8
305.8
304.8
2.955
2.705
2.470
2.250
2.070
1.900
1.735
1.560
1.486
1.400
1.250
1.236
1.100
0.990
0.900
0.856
0.810
0.735
0.670
0.605
75.06
68.71
62.74
57.15
52.58
48.26
44.07
39.62
37.70
35.56
31.75
31.40
28.07
24.14
22.86
21.70
20.57
18.67
17.02
15.30
1.775
1.625
1.530
1.395
1.285
1.180
1.060
0.960
0.905
0.870
0.790
0.755
0.710
0.610
0.550
0.545
0.515
0.470
0.430
0.390
45.08
41.27
38.86
35.43
32.64
29.97
26.92
24.38
23.00
22.10
20.07
19.20
18.03
15.48
13.97
13.80
13.08
11.94
10.92
9.91
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
W14
356 x 127 (14 x 5)
26
22
39.00
33.00
7.69
6.49
49.61
41.87
13.91
13.74
353.3
349.0
5.025
5.000
127.6
127.0
0.420
0.335
10.60
8.51
0.255
0.230
6.48
5.84
0.40
0.40
10.20
10.20
W14
356 x 171 (14 x 6¾)
45
38
34
30
67.00
57.00
51.00
45.00
13.20
11.20
10.00
8.85
85.40
72.26
64.52
57.10
14.33
14.10
13.98
13.84
364.0
358.1
355.1
351.5
6.820
6.770
6.745
6.730
173.2
172.0
171.3
170.9
0.618
0.515
0.455
0.385
15.70
13.00
11.50
9.78
0.357
0.310
0.285
0.270
9.10
7.87
7.24
6.86
0.40
0.40
0.40
0.40
10.20
10.20
10.20
19.20
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Flange
Web Thinckness tw
Corner radius
r
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Width
B
Thinkness
T
Web Thinckness tw
Corner radius
r
mm(in.)
lb/ft
kg/m
in.2
cm2
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
W14
356 x 203 (14 x 8)
53
48
43
78.87
71.43
63.99
15.6
14.1
12.6
100.60
90.97
81.29
13.92
13.79
13.66
353.6
350.3
347.0
8.060
8.030
7.995
204.7
204.0
203.1
0.660
0.595
0.530
16.70
15.10
13.40
0.370
0.340
0.305
9.40
8.64
7.75
0.60
0.60
0.60
15.20
15.20
15.20
W14
356 x 254 (14 x 10)
82
74
68
61
122.00
110.10
101.20
90.78
24.1
21.8
20.0
17.9
155.5
140.6
129.0
115.5
14.31
14.17
14.04
13.89
363.5
359.9
356.6
352.8
10.130
10.070
10.035
9.995
257.3
255.8
254.9
253.9
0.855
0.785
0.723
0.645
21.72
19.94
18.36
16.30
0.510
0.450
0.415
0.375
12.95
11.43
10.54
9.52
0.60
0.60
0.60
0.60
15.20
15.20
15.20
15.20
W14
356 x 368 (14 x 14½)
136
132
120
119
109
103
99
90
87
202.0
196.4
179.0
177.0
162.2
153.0
147.3
134.0
129.0
40.0
38.8
35.3
35.0
32.0
30.3
29.1
26.5
25.6
257.9
250.3
227.7
225.7
206.5
195.2
187.7
171.0
164.9
14.75
14.66
14.48
14.50
14.32
14.25
14.16
14.02
14.00
374.7
372.4
367.8
368.3
363.7
362.0
359.7
356.1
355.6
14.740
14.725
14.670
14.550
14.605
14.575
14.565
14.520
14.500
374.4
374.0
372.6
372.1
371.0
370.2
270.0
368.8
368.3
1.063
1.030
0.940
0.938
0.860
0.813
0.780
0.710
0.688
27.00
26.16
23.88
23.80
21.84
20.70
19.81
18.03
17.50
0.660
0.645
0.590
0.570
0.525
0.495
0.485
0.440
0.420
16.80
16.38
14.99
14.50
13.33
12.60
12.32
11.18
10.70
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
W14
356 x 406 (14 x 16)
730
665
605
550
500
455
426
398
370
342
314
311
283
264
257
233
228
211
193
176
159
158
145
118
1086.0
989.6
900.3
818.5
744.1
677.1
634.0
592.3
551.0
509.0
467.0
463.0
421.1
393.0
382.5
347.0
340.0
314.0
287.2
262.0
237.0
235.0
216.0
175.6
215.0
196.0
178.0
162.0
147.0
134.0
125.0
117.0
109.0
101.0
92.3
91.4
83.3
77.6
75.6
68.5
67.1
62.0
56.8
51.8
46.7
46.5
42.7
34.7
1,387.0
1,265.0
1,148.0
1,045.0
948.4
864.5
806.4
754.8
703.2
651.6
595.5
589.7
537.4
500.9
487.7
441.9
432.7
400.0
366.4
334.2
301.3
299.8
275.5
224.0
22.42
21.64
20.92
20.24
19.60
19.02
18.67
18.29
17.92
17.54
17.19
17.12
16.74
16.50
16.38
16.04
16.00
15.72
15.48
15.22
14.98
15.00
14.78
14.17
569.5
549.7
531.4
514.1
497.8
483.1
474.2
464.6
455.2
445.5
436.6
434.8
425.2
419.1
416.1
407.4
406.4
399.3
393.2
386.6
380.5
381.0
375.4
360.0
17.890
17.650
17.415
17.200
17.010
16.835
16.695
16.590
16.475
16.360
16.235
16.230
16.110
16.025
15.995
15.890
15.865
15.800
15.710
15.650
15.565
15.550
15.500
15.590
454.4
448.3
442.3
436.9
432.1
427.6
424.1
421.4
418.5
415.5
412.4
412.2
409.2
407.0
406.3
403.6
403.0
401.3
399.0
397.5
395.4
395.0
393.7
396.0
4.910
4.520
4.160
3.820
3.500
3.210
3.035
2.845
2.660
2.470
2.283
2.260
2.070
1.938
1.890
1.720
1.688
1.560
1.440
1.310
1.190
1.188
1.090
0.787
124.70
114.80
105.60
97.03
88.90
81.53
77.09
72.26
67.56
62.74
58.00
57.40
52.58
49.20
48.01
43.69
42.90
39.62
36.58
33.27
30.23
30.20
27.69
20.00
3.070
2.830
2.595
2.380
2.190
2.015
1.875
1.770
1.655
1.540
1.415
1.410
1.290
1.205
1.175
1.070
1.045
0.980
0.890
0.830
0.745
0.730
0.680
0.780
77.98
71.88
65.91
60.45
55.63
51.18
47.62
44.96
42.04
39.12
35.90
35.81
32.77
30.60
29.84
27.18
26.50
24.89
22.61
21.08
18.92
18.50
17.27
20.00
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.59
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.20
15.00
W16
406 x 140 (16 x 5½)
31
26
46.13
39.00
9.12
7.68
58.84
49.55
15.88
15.69
403.4
398.5
5.525
5.500
140.3
139.7
0.440
0.345
11.10
8.76
0.275
0.250
6.98
6.35
0.40
0.40
10.20
10.20
W16
406 x 178 (16 x 7)
57
50
45
40
36
85.00
74.41
67.00
60.00
54.00
16.8
14.7
13.3
11.8
10.6
108.40
94.84
85.81
76.13
68.39
16.43
16.26
16.13
16.01
15.86
417.3
413.0
409.7
406.7
402.8
7.120
7.070
7.035
6.995
6.985
180.8
179.6
178.7
177.7
177.4
0.715
0.630
0.565
0.505
0.430
18.16
16.00
14.30
12.80
10.90
0.430
0.380
0.345
0.305
0.295
10.92
9.65
8.76
7.75
7.49
0.40
0.40
0.40
0.40
0.40
10.20
10.20
10.20
10.20
10.20
W16
406 x 260 (16 x 10¼)
100
89
77
67
148.80
132.40
114.60
99.71
29.4
26.2
22.6
19.7
189.70
169.00
145.80
127.10
16.97
16.75
16.52
16.33
431.0
425.4
419.6
414.8
10.425
10.365
10.295
10.235
264.8
263.3
261.5
260.0
0.985
0.875
0.760
0.665
25.02
22.22
19.30
16.89
0.585
0.525
0.455
0.395
14.86
13.33
11.56
10.03
0.40
0.40
0.40
0.40
10.20
10.20
10.20
10.20
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Flange
Web Thinckness tw
Corner radius
r
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Width
B
Thinkness
T
Web Thinckness tw
Corner radius
r
mm(in.)
lb/ft
kg/m
in.2
cm2
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
W18
457 x 152 (18 x 6)
55
50
46
45
40
35
82.00
74.00
68.46
67.00
60.00
52.09
16.2
14.7
13.5
13.2
11.8
10.3
104.5
95.00
87.10
85.40
76.13
66.45
18.31
18.16
18.06
18.00
17.90
17.70
465.1
461.3
458.7
457.2
454.7
449.6
6.042
6.011
6.060
5.982
6.015
6.000
153.5
152.7
153.9
151.9
152.8
152.4
0.744
0.669
0.605
0.589
0.525
0.425
18.90
17.00
15.30
15.00
13.30
10.80
0.420
0.389
0.360
0.360
0.315
0.300
10.7
9.90
9.14
9.10
8.00
7.62
0.40
0.40
0.40
0.40
0.40
0.40
10.2
10.2
10.2
10.2
10.2
10.2
W18
457 x 191 (18 x 17½)
71
66
65
60
55
50
45
41
106.00
98.00
97.00
89.29
82.00
74.41
67.00
61.00
20.8
19.4
19.1
17.6
16.2
14.7
13.2
11.8
134.2
125.3
123.2
113.5
104.5
94.84
85.40
76.00
18.47
18.40
18.35
18.24
18.11
17.99
17.86
17.72
469.1
467.4
466.1
463.3
460.0
456.9
453.6
450.0
7.635
7.592
7.590
7.555
7.530
7.495
7.476
7.441
193.9
192.8
192.8
191.9
191.3
190.4
189.9
189.0
0.810
0.770
0.750
0.695
0.630
0.570
0.500
0.425
20.57
19.60
19.05
17.65
16.00
14.40
12.70
10.80
0.495
0.450
0.450
0.415
0.390
0.355
0.334
0.319
12.57
11.40
11.43
10.54
9.91
9.02
8.50
8.10
0.40
0.40
0.40
0.40
0.40
0.40
0.40
0.40
10.2
10.2
10.2
10.2
10.2
10.2
10.2
10.2
W18
457 x 279 (18 x 11)
175
119
106
97
86
76
260.0
177.1
157.7
144.4
128.0
113.1
51.3
35.1
31.1
28.5
25.3
22.3
331.0
226.5
200.6
183.9
163.2
143.9
20.04
18.97
18.73
18.59
18.39
18.21
509.0
481.8
475.7
472.2
467.1
462.5
11.378
11.265
11.200
11.145
11.090
11.035
289.0
286.1
284.5
283.1
281.7
280.3
1.591
1.060
0.940
0.870
0.770
0.680
40.40
26.92
23.88
22.10
19.56
17.27
0.890
0.655
0.590
0.535
0.480
0.425
22.60
16.64
14.99
13.59
12.19
10.80
0.40
0.40
0.40
0.40
0.40
0.40
10.2
10.2
10.2
10.2
10.2
10.2
W21
533 x 165 (21 x 6½)
57
50
44
85.00
74.41
66.00
16.7
14.7
13.0
107.7
94.84
83.87
21.06
20.83
20.66
534.9
529.1
524.8
6.555
6.530
6.500
166.5
165.9
165.1
0.650
0.583
0.450
16.51
13.50
11.40
0.405
0.380
0.350
10.29
9.65
8.89
0.50
0.50
0.50
12.7
12.7
12.7
W21
533 x 210 (21 x 8¼)
93
83
82
73
68
62
55
48
138.4
123.5
122.0
109.0
101.2
92.27
82.00
71.4
27.3
24.3
24.1
21.5
20.0
18.3
16.2
14.1
176.1
156.8
155.8
138.7
129.0
118.1
104.4
91.0
21.62
21.43
21.44
21.24
21.13
20.99
20.80
20.60
549.1
544.3
544.6
539.5
536.7
533.1
528.3
523.2
8.420
8.355
8.342
8.295
8.270
8.240
8.216
8.142
213.9
212.2
211.9
210.7
210.1
209.3
208.7
206.8
0.930
0.835
0.840
0.740
0.685
0.615
0.520
0.429
23.62
21.21
21.30
18.80
17.40
15.62
13.20
10.90
0.580
0.515
0.502
0.455
0.430
0.400
0.376
0.350
14.73
13.08
12.80
11.56
10.92
10.16
9.60
8.90
0.50
0.50
0.50
0.50
0.50
0.50
0.50
0.50
12.7
12.7
12.7
12.7
12.7
12.7
12.7
12.7
W21
533 x 311 (21 x 12¼)
147
132
122
111
101
218.8
196.4
181.6
165.2
150.3
43.2
38.8
35.9
32.7
29.8
278.7
250.3
231.6
211.0
192.3
22.06
21.83
21.68
21.51
21.36
560.3
554.5
550.7
546.4
542.5
12.510
12.440
12.390
12.340
12.290
317.8
316.0
314.7
313.4
312.2
1.150
10.030
0.960
0.875
0.800
29.21
26.29
24.38
22.22
20.32
0.720
0.650
0.600
0.550
0.500
18.29
16.51
15.24
13.97
12.70
0.50
0.50
0.50
0.50
0.50
12.7
12.7
12.7
12.7
12.7
W24
610 x 178 (24 x 7)
62
61
55
92.27
91.00
82.00
18.2
17.9
16.2
117.4
116.5
104.5
23.74
23.72
23.57
603.0
602.5
598.7
7.040
7.023
7.005
178.8
178.4
177.9
0.590
0.591
0.505
14.99
15.00
12.83
0.430
0.419
0.395
10.92
10.60
10.03
0.50
0.50
0.50
12.7
12.7
12.7
W24
610 x 229 (24 x 9)
146
128
114
103
94
84
76
68
217
191
171
153
140.0
125.0
113.1
101.2
43.1
37.5
33.8
30.2
27.7
24.7
22.4
20.1
278
242
218
195
178.7
159.4
144.5
129.7
25.32
25.00
24.76
24.53
24.31
24.10
23.92
23.73
643.1
635.0
628.9
623.1
598.7
617.5
612.1
607.6
9.217
9.114
9.051
9.000
9.065
9.020
8.990
8.965
234.1
231.5
229.9
228.6
230.2
229.1
228.3
227.7
1.382
1.216
1.098
0.980
0.875
0.770
0.680
0.585
35.1
30.9
27.9
24.9
22.22
19.56
17.27
14.86
0.772
0.669
0.610
0.551
0.515
0.470
0.440
0.415
19.6
17.0
15.5
14.0
13.08
11.94
11.18
10.54
0.50
0.50
0.50
0.50
0.50
0.50
0.50
0.50
12.7
12.7
12.7
12.7
12.7
12.7
12.7
12.7
W24
610 x 305 (24 x 12)
160
120
100
238
179
149
47.0
35.3
29.4
303.8
227.9
190.1
24.92
24.31
24.00
636.0
617.5
609.6
12.264
12.088
12.000
311.5
307.0
304.8
1.235
0.930
0.775
31.4
23.6
19.7
0.732
0.556
0.468
18.60
14.10
11.90
0.50
0.50
0.70
17.8
17.8
17.8
W24
610 x 324 (24 x 12¾)
192
176
162
146
131
117
104
285.7
261.9
241.1
217.3
194.9
174.1
154.8
56.3
51.6
47.7
43.0
38.5
34.4
30.6
363
333
307.7
277.4
248.4
221.9
197.4
25.86
25.24
25.00
24.74
24.48
24.26
24.06
656.9
641.1
635.0
628.4
621.8
616.2
611.1
12.949
12.890
12.955
12.900
12.855
12.800
12.750
328.9
327.4
329.1
327.7
326.5
325.1
323.8
1.461
1.339
1.220
1.090
0.960
0.850
0.750
37.10
34.00
30.99
27.69
24.38
21.59
19.05
0.811
0.752
0.705
0.650
0.605
0.550
0.500
20.6
19.1
17.91
16.51
15.37
13.97
12.70
0.50
0.50
0.50
0.50
0.50
0.50
0.50
12.7
12.7
12.7
12.7
12.7
12.7
12.7
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Flange
Web Thinckness tw
Corner radius
r
Section Number and
Nominal size
Unit Weight M
Section area
A
Section depth D
Width
B
Thinkness
T
Web Thinckness tw
Corner radius
r
mm(in.)
lb/ft
kg/m
in.2
cm2
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
W27
686 x 254 (27 x 10)
182
159
143
129
114
102
94
84
271.0
237.0
213.0
192.0
170.0
152.0
140.0
125.0
53.5
46.7
41.8
37.8
33.5
30.0
27.7
24.8
345.0
301.0
270.0
244.0
216.1
193.5
178.7
160.0
28.50
28.11
27.87
27.63
27.29
27.09
26.92
26.71
723.9
714.0
707.9
701.8
693.2
688.1
683.8
678.4
10.244
10.150
10.071
10.012
10.070
10.015
9.990
9.960
260.2
257.8
255.8
254.3
255.8
254.4
253.7
253.0
1.539
1.339
1.220
1.098
0.930
0.830
0.745
0.640
39.10
34.00
31.00
27.90
23.62
21.08
18.92
16.26
0.850
0.752
0.669
0.610
0.570
0.515
0.490
0.460
21.60
19.10
17.00
15.50
14.48
13.08
12.45
11.68
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
15.2
15.2
15.2
15.2
15.2
15.2
15.2
15.2
W27
686 x 356 (27 x 14)
217
194
178
161
146
322.9
288.7
264.9
239.6
217.3
63.7
57.0
52.3
47.4
42.9
411.0
368.0
337.4
305.8
276.8
28.43
28.11
27.81
27.59
27.38
722.1
714.0
706.4
700.8
695.5
14.114
14.031
14.085
14.020
13.965
358.5
356.4
357.8
356.1
354.7
1.500
1.339
1.190
1.080
0.975
38.10
34.00
30.23
27.43
24.76
0.831
0.752
0.725
0.660
0.605
21.10
19.10
18.41
16.76
15.37
0.60
0.60
0.60
0.60
0.60
15.2
15.2
15.2
15.2
15.2
W30
762 x 267 (30 x 10½)
185
165
148
132
124
116
108
99
90
275.0
246.0
220.0
197.0
185.0
173.0
161.0
147.3
133.9
54.4
48.4
43.6
38.9
36.5
34.2
31.7
29.1
26.5
351.0
312.0
281.0
251.0
235.5
220.6
204.5
187.7
171.0
31.22
30.91
30.67
30.31
30.17
30.01
29.83
29.65
29.53
793.0
785.1
779.0
769.9
766.3
762.3
757.7
753.1
750.0
10.634
10.555
10.480
10.545
10.515
10.495
10.475
10.450
10.409
270.1
268.1
266.2
267.8
267.1
266.6
266.1
265.4
264.4
1.461
1.299
1.181
1.000
0.930
0.850
0.760
0.670
0.610
37.10
33.00
30.00
25.40
23.62
21.59
19.30
17.02
15.50
0.811
0.728
0.650
0.615
0.585
0.565
0.545
0.520
0.472
20.60
18.50
16.50
15.62
14.86
14.35
13.84
13.21
12.00
0.65
0.65
0.65
0.65
0.65
0.65
0.65
0.65
0.65
16.5
16.5
16.5
16.5
16.5
16.5
16.5
16.5
16.5
W30
762 x 381 (30 x 15)
261
235
211
191
173
388.4
349.7
314.0
284.2
157.5
76.7
69.0
62.0
56.1
50.8
495.0
445.0
400.0
361.9
327.7
31.61
31.30
30.94
30.68
30.44
802.9
795.0
785.9
779.3
773.2
15.154
15.055
15.105
15.040
14.985
384.9
382.4
383.7
382.0
380.6
1.650
1.500
1.310
1.180
1.060
41.90
38.10
33.40
30.10
27.05
0.929
0.831
0.775
0.710
0.655
23.60
21.10
19.68
18.03
16.64
0.65
0.65
0.65
0.65
0.65
16.5
16.5
16.5
16.5
16.5
W33
838 x 292 (33 x 11½)
204
187
169
152
141
130
118
304.0
278.0
252.0
226.2
210.0
194.0
176.0
59.8
55.0
49.4
44.7
41.6
38.3
34.7
386.0
355.0
319.0
288.4
268.4
247.1
223.9
34.30
34.06
33.82
33.49
33.30
33.09
32.86
871.2
865.1
859.0
850.6
845.8
840.5
834.6
11.642
11.579
11.500
11.565
11.535
11.510
11.480
295.7
294.1
292.1
293.8
293.0
292.4
291.6
1.461
1.339
1.220
1.050
0.960
0.855
0.740
37.10
34.00
31.00
26.80
24.38
21.72
18.80
0.811
0.752
0.669
0.635
0.605
0.580
0.550
20.60
19.10
17.00
16.13
15.37
14.73
13.97
0.70
0.70
0.70
0.70
0.70
0.70
0.70
17.8
17.8
17.8
17.8
17.8
17.8
17.8
W33
838 x 400 (33 x 15¾)
291
263
241
221
201
433.1
391.4
358.6
328.9
299.1
85.6
77.3
70.9
65.0
59.1
552.0
499.0
457.4
419.4
381.3
34.84
34.53
34.18
33.93
33.68
884.9
877.1
868.2
861.8
855.5
15.906
15.803
15.860
15.805
15.745
404.0
401.4
402.8
401.4
399.9
1.728
1.571
1.400
1.270
1.150
43.90
39.90
35.56
32.38
29.21
0.961
0.870
0.830
0.775
0.715
24.40
22.10
21.08
19.68
18.16
0.70
0.70
0.70
0.70
0.70
17.8
17.8
17.8
17.8
17.8
W36
914 x 305 (36 x 12)
256
232
210
194
182
170
160
150
135
381.0
345.0
313.0
289.0
271.0
253.0
238.1
224.0
201.0
75.3
68.2
61.8
57.0
53.6
50.0
47.0
44.2
39.7
486.0
440.0
398.7
367.7
345.8
322.6
303.2
285.2
256.1
37.43
37.12
36.69
36.49
36.33
36.17
36.01
35.85
35.55
950.7
942.9
931.9
926.8
922.8
918.7
914.7
910.6
903.0
12.217
12.118
12.180
12.115
12.075
12.030
12.000
11.975
11.950
310.3
307.8
309.4
307.7
306.7
305.6
304.8
304.2
303.5
1.728
1.571
1.360
1.260
1.180
1.100
1.020
0.940
0.790
43.90
39.90
34.54
32.00
29.97
27.94
25.91
23.88
20.07
0.961
0.870
0.830
0.765
0.725
0.680
0.650
0.625
0.600
24.40
22.10
21.08
19.43
18.41
17.27
16.51
15.87
15.24
0.80
0.80
0.75
0.75
0.75
0.75
0.75
0.75
0.75
19.1
19.1
19.0
19.0
19.0
19.0
19.0
19.0
19.0
W36
914 x 419 (36 x 16½)
359
328
300
280
260
245
230
534.2
488.1
447.0
417.0
388.0
365.0
343.0
105.4
96.4
88.3
82.4
76.5
72.1
67.6
680.0
622.0
569.7
531.6
493.5
465.2
436.1
37.40
37.10
36.74
36.52
36.26
36.08
35.90
950.0
942.1
933.2
927.6
921.0
916.4
911.9
16.728
16.630
16.655
16.595
16.550
16.510
16.470
424.9
422.4
423.0
421.5
420.4
419.4
418.3
2.012
1.850
1.680
1.570
1.440
1.350
1.260
51.10
47.00
42.67
39.88
36.58
34.29
32.00
1.122
1.020
0.945
0.885
0.840
0.800
0.760
28.50
25.90
24.00
22.48
21.34
20.32
19.30
0.95
0.95
0.95
0.95
0.95
0.95
0.95
24.1
24.1
24.1
24.1
24.1
24.1
24.1

 

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