Square Hollow Section
Size
(mm x mm)
12.0 x 12.0
12.7 x 12.7
15.9 x 15.9
19.0 x 19.0
25.0 x 25.0
25.4 x 25.4
30.0 x 30.0
31.8 x 31.8
38.0 x 38.0
40.0 x 40.0
50.0 x 50.0
63.5 x 63.5
65.0 x 65.0
75.0 x 75.0
76.2 x 76.2
100.0 x 100.0
(inch x inch)
1/2 x 1/2
3/4 x 3/4
1x1
1x1
1 1/2 x 1 1/2
2x2
2 1/2 x 2 1/2
3x3
4x4
Thickness
(mm)
0.5 - 1.5
0.6 - 1.4
0.6 - 1.8
0.5 - 1.9
0.6 - 2.3
0.7 - 2.5
0.9 - 3.5
0.9 - 3.5
0.6 - 2.3
1.0 - 4.0
1.0 - 6.0
1.5 - 6.0
1.2 - 4.0
1.9 -6.0
1.4 - 4.3
2.3 - 6.0
Length
(m)
4.0 - 12.0
Thickness
(mm)
0.8 - 2.3
0.6 - 3.0
0.9 - 2.5
1.5 - 6.0
Length
(m)
4.0 - 6.0
4.0 - 6.0
4.0 - 12.0
4.5 - 9.0
4.0 - 12.0
4.5 - 9.0
4.0 - 12.0
4.5 - 9.0
Rectangular Hollow Section
Size
(mm x mm)
19.0 x 38.0
25.0 x 50.0
25.4 x 38.1
38.0 x 65.0
38.0 x 75.0
50.0 x 75.0
50.0 x 100.0
(inch x inch)
1x2
1 1/2 x 2 1/2
1 1/2 x 3
2x3
2x4
4.5 - 9.0
1.9 - 6.0
Pipe
Size
(mm)
12
16
18
19
25
32
38
100
Thickness
(mm)
0.5 - 1.5
0.6 - 2.0
0.5 - 1.9
0.6 - 2.0
0.6 - 2.3
2.3 - 5.4
Length
(m)
4.0 - 6.0
4.0 - 7.0
4.0 - 6.0
4.0 - 8.0
4.0 - 6.0
4.5 - 9.0
Dimensions & Properties of Square Hollow Sections
Sr. No.
Size ( MM )
Wall Thickness
( MM )
1.
15 x 15
0.80 MM to 1.20 MM
2.
20 x 20
0.80 MM to 3.00 MM
3.
25 x 25
0.80 MM to 3.00 MM
4.
30 x 30
0.80 MM to 3.00 MM
5.
32 x 32
0.80 MM to 3.00 MM
6.
35 x 35
1.00 MM to 3.00 MM
7.
38 x 38
1.00 MM to 3.00 MM
8.
40 x 40
1.20 MM to 3.00 MM
9.
48 x 48
1.20 MM to 3.00 MM
10.
80 x 80
3.00 MM to 6.00 MM
11.
100 x 100
3.00 MM to 6.00 MM
As per IS-4963 / 1968
Dimensions & Properties of Rectangular Hollow Sections
Sr. No.
Size ( MM )
Wall Thickness
( MM )
1.
25 x 15
0.80 MM to 1.20 MM
2.
35 x 15
0.80 MM to 1.20 MM
3.
40 x 20
0.80 MM to 3.00 MM
4.
40 x 25
1.00 MM to 3.00 MM
5.
40 x 30
1.20 MM to 3.00 MM
6.
50 x 15
1.20MM to 3.00 MM
7.
50 x 25
1.50 MM to 3.00 MM
8.
60 x 40
1.50 MM to 3.00 MM
9.
62 x 32
1.50 MM to 3.00 MM
10.
80 x 40
2.00 MM to 5.00 MM
11.
125 x 75
4.00 MM to 6.00 MM
12.
150 x 50
4.00 MM to 6.00 MM
OD Size (mm)
Sr. No.
Size ( MM )
Wall Thickness
( MM )
1.
20 MM Dia
.80 MM to 2.00 MM
2.
25 MM Dia
1.00 MM to 2. 00
MM
3.
32 MM Dia
1.00 MM To 3.00 MM
4.
40 MM Dia
1.00 MM To 3.00 MM
5.
50 MM Dia
1.20 MM To 3.00 MM
6.
60 MM Dia
1.00 MM To 3.00 MM
Length
Wall Thickness
Weight
50 MM
10 %
10 %
Tolerances
Structural Steel - RHS - Rectangular Hollow Section
RHS in cold and hot finish. Mild Steel Rectangular and Square hollow section, also called box section.
Can be supplied in various grades including BS EN 10025 S355 and S275.
Call 01902 716333 for nationwide delivery of mild steel box section
Mild Steel Box Section - Regtangular and Square
Rectangular Hollow Section
Size
Thickness
Size
mm
mm
mm
50 X 25
2.0
120 X 40
50 X 25
2.5
120 X 40
50 X 25
3.0
120 X 40
50 X 30
2.5
120 X 40
50 X 30
3.0
120 X 40
50 X 30
3.2
120 X 40
50 X 30
4.0
120 X 60
60 X 40
2.5
120 X 60
60 X 40
3.0
120 X 60
60 X 40
3.2
120 X 60
60 X 40
4.0
120 X 60
80 X 40
3.0
120 X 60
80 X 40
3.2
120 X 80
80 X 40
4.0
120 X 80
80 X 60
2.5
120 X 80
80 X 60
3.0
120 X 80
80 X 60
3.6
120 X 80
80 X 60
4.0
150 X100
80 X 60
5.0
150 X100
90 X 50
2.5
150 X100
90 X 50
3.0
150 X100
90 X 50
3.6
150 X100
90 X 50
4.0
160 X 80
90 X 50
5.0
160 X 80
100 X 40
3.0
160 X 80
100 X 40
3.6
160 X 80
100 X 40
4.0
160 X 80
100 X 40
5.0
200 X 100
100 X 50
3.0
200 X 100
100 X 50
3.6
200 X 100
100 X 50
4.0
200 X 100
100 X 50
5.0
200 X 100
100 X 50
6.0
200 X 100
100 X 50
6.3
200 X 100
100 X 60
3.0
200 X 100
100 X 60
3.6
250 X 150
100 X 60
4.0
250 X 150
100 X 60
5.0
250 X 150
100 X 60
6.0
250 X 150
100 X 60
6.3
250 X 150
100 X 80
3.0
300 X 200
100 X 80
3.6
300 X 200
100 X 80
4.0
300 X 200
Thickness
mm
3.0
3.6
4.0
5.0
6.0
6.3
3.0
3.6
4.0
5.0
6.0
6.3
3.0
4.0
5.0
6.0
6.3
3.0
4.0
5.0
6.0
6.3
3.0
4.0
5.0
6.0
6.3
4.0
5.0
6.0
6.3
8.0
10.0
12.5
16.0
6.3
8.0
10.0
12.5
16.0
6.3
8.0
10.0
Square Hollow Section
Size
Thickness
mm
mm
20 x 20
2.0
20 x 20
2.5
25 x 25
2.0
25 x 25
2.5
25 x 25
3.0
30 x 30
2.5
30 x 30
3.0
40 x 40
2.0
40 x 40
2.5
40 x 40
3.0
40 x 40
4.0
50 x 50
2.0
50 x 50
2.5
50 x 50
3.0
50 x 50
4.0
50 x 50
5.0
60 x 60
3.0
60 x 60
4.0
60 x 60
5.0
70 x 70
3.0
70 x 70
3.6
70 x 70
5.0
80 x 80
3.0
80 x 80
3.6
80 x 80
5.0
80 x 80
6.0
90 x 90
3.0
90 x 90
3.6
90 x 90
5.0
90 x 90
6.0
100 x 100
4.0
100 x 100
5.0
100 x 100
6.0
100 x 100
8.0
100 x 100
10.0
120 x 120
5.0
120 x 120
6.0
120 x 120
8.0
120 x 120
10.0
150 x 150
5.0
150 x 150
6.0
150 x 150
8.0
150 x 150
10.0
100 X 80
100 X 80
100 X 80
5.0
6.0
6.3
300
300
400
400
400
450
450
450
X
X
X
X
X
X
X
X
200
200
200
200
200
250
250
250
12.5
16.0
10.0
12.5
16.0
10.0
12.5
16.0
180
180
180
180
200
200
200
200
250
250
250
300
300
300
x
x
x
x
x
x
x
x
x
x
x
x
x
x
180
180
180
180
200
200
200
200
250
250
250
300
300
300
6.0
8.0
10.0
12.5
6.0
8.0
10.0
12.5
8.0
10.0
12.5
8.0
10.0
12.5
Mild Steel Box Section - Rectangular and square sections
Mild Steel Box Section
Mild Steel Box Section in cold and hot finish. Rectangular and Square hollow section, also called RHS
Call 01902 716333 for nationwide delivery of steel box section
Mild Steel Box Section - Regtangular and Square
Rectangular Hollow Section
Square Hollow Section
Size
mm
50 X
50 X
50 X
50 X
50 X
50 X
50 X
60 X
60 X
60 X
60 X
80 X
80 X
80 X
80 X
25
25
25
30
30
30
30
40
40
40
40
40
40
40
60
80 X 60
80 X 60
80 X 60
80 X 60
90 X 50
90 X 50
90 X 50
90 X 50
90 X 50
100 X 40
100 X 40
100 X 40
100 X 40
100 X 50
100 X 50
100 X 50
100 X 50
100 X 50
100 X 50
100 X 60
100 X 60
100 X 60
100 X 60
100 X 60
100 X 60
100 X 80
100 X 80
100 X 80
100 X 80
100 X 80
100 X 80
Thickness
mm
2.0
2.5
3.0
2.5
3.0
3.2
4.0
2.5
3.0
3.2
4.0
3.0
3.2
4.0
2.5
Size
mm
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
120 X
3.0
3.6
4.0
5.0
2.5
3.0
3.6
4.0
5.0
3.0
3.6
4.0
5.0
3.0
3.6
4.0
5.0
6.0
6.3
3.0
3.6
4.0
5.0
6.0
6.3
3.0
3.6
4.0
5.0
6.0
6.3
120
120
150
150
150
150
150
160
160
160
160
160
200
200
200
200
200
200
200
200
250
250
250
250
250
300
300
300
300
300
400
400
400
450
450
450
40
40
40
40
40
40
60
60
60
60
60
60
80
80
80
X 80
X 80
X100
X100
X100
X100
X100
X 80
X 80
X 80
X 80
X 80
X 100
X 100
X 100
X 100
X 100
X 100
X 100
X 100
X 150
X 150
X 150
X 150
X 150
X 200
X 200
X 200
X 200
X 200
X 200
X 200
X 200
X 250
X 250
X 250
Thickness
mm
3.0
3.6
4.0
5.0
6.0
6.3
3.0
3.6
4.0
5.0
6.0
6.3
3.0
4.0
5.0
Size
mm
20 x 20
20 x 20
25 x 25
25 x 25
25 x 25
30 x 30
30 x 30
40 x 40
40 x 40
40 x 40
40 x 40
50 x 50
50 x 50
50 x 50
50 x 50
Thickness
mm
2.0
2.5
2.0
2.5
3.0
2.5
3.0
2.0
2.5
3.0
4.0
2.0
2.5
3.0
4.0
6.0
6.3
3.0
4.0
5.0
6.0
6.3
3.0
4.0
5.0
6.0
6.3
4.0
5.0
6.0
6.3
8.0
10.0
12.5
16.0
6.3
8.0
10.0
12.5
16.0
6.3
8.0
10.0
12.5
16.0
10.0
12.5
16.0
10.0
12.5
16.0
50 x 50
60 x 60
60 x 60
60 x 60
70 x 70
70 x 70
70 x 70
80 x 80
80 x 80
80 x 80
80 x 80
90 x 90
90 x 90
90 x 90
90 x 90
100 x 100
100 x 100
100 x 100
100 x 100
100 x 100
120 x 120
120 x 120
120 x 120
120 x 120
150 x 150
150 x 150
150 x 150
150 x 150
180 x 180
180 x 180
180 x 180
180 x 180
200 x 200
200 x 200
200 x 200
200 x 200
250 x 250
5.0
3.0
4.0
5.0
3.0
3.6
5.0
3.0
3.6
5.0
6.0
3.0
3.6
5.0
6.0
4.0
5.0
6.0
8.0
10.0
5.0
6.0
8.0
10.0
5.0
6.0
8.0
10.0
6.0
8.0
10.0
12.5
6.0
8.0
10.0
12.5
8.0
250
250
300
300
300
x
x
x
x
x
250
250
300
300
300
10.0
12.5
8.0
10.0
12.5
Mild Steel Box Section - Rectangular and square sections
Structural Steel Tubes - CHS - Circular Hollow Section
mild steel structural tubing supplied from stock to the construction industry throughout the UK.
Can be supplied in BS EN 10025 S355 and S275.
Call 01902 716333 for nationwide delivery.
Steel Sections, mild steel Tubes - CHS
Outside
Thickness
Diameter
mm
mm
21.3
3.2
26.9
2.0
26.9
2.5
26.9
3.2
33.7
2.0
Outside
Diameter
mm
193.7
193.7
193.7
193.7
193.7
Thickness
mm
5.0
6.3
8.0
10.0
12.5
33.7
33.7
33.7
33.7
42.4
42.4
42.4
42.4
42.4
48.3
48.3
48.3
48.3
48.3
60.3
60.3
60.3
60.3
60.3
76.1
76.1
76.1
76.1
76.1
76.1
88.9
88.9
88.9
88.9
114.3
114.3
114.3
114.3
114.3
139.7
139.7
139.7
139.7
168.3
168.3
168.3
168.3
168.3
168.3
2.5
3.0
3.2
4.0
2.5
3.0
3.2
3.6
4.0
2.5
3.0
3.2
3.6
4.0
2.5
3.0
3.2
3.6
4.0
2.5
3.0
3.2
3.6
4.0
5.0
3.0
3.2
4.0
5.0
3.0
3.2
3.6
4.0
5.0
4.0
5.0
6.0
6.3
4.0
5.0
6.0
6.3
10.0
12.5
CHS - Circular Hollow Section Mild Steel Tubing
219.1
219.1
219.1
219.1
219.1
219.1
244.5
244.5
244.5
244.5
244.5
244.5
273.0
273.0
273.0
273.0
273.0
273.0
273.0
323.9
323.9
323.9
323.9
323.9
323.9
323.9
355.6
355.6
355.6
355.6
355.6
355.6
406.4
406.4
406.4
406.4
406.4
406.4
457.0
457.0
457.0
457.0
457.0
457.0
457.0
508.0
508.0
508.0
5.0
6.3
8.0
10.0
12.5
16.0
6.3
8.0
10.0
12.5
16.0
20.0
6.3
8.0
10.0
12.5
16.0
20.0
25.0
6.3
8.0
10.0
12.5
16.0
20.0
25.0
8.0
10.0
12.5
16.0
20.0
25.0
10.0
12.5
16.0
20.0
25.0
32.0
10.0
12.5
16.0
20.0
25.0
32.0
40.0
10.0
12.5
16.0
Structural Steel - Mild Steel Angles
We can also press brake non standard items.
Call 01902 716333 for nationwide delivery.
Unequal Angles, mild steel
Equal Angles, mild steel
Size
Thickness
Size
Thickness
mm
mm
mm
mm
100 X 75
40 X 25
Size
Thickness
Size
Thickness
12
mm
mm
mm
mm
50 X 40
100 X 75
20 x 20
75 x 75
50 X 40
100 X 75
10
25 x 25
75 x 75
60 X 30
100 X 75
12
25 x 25
75 x 75
10
60 X 30
125 X 75
25 x 25
80 x 80
65 X 50
125 X 75
10
30 x 30
80 x 80
65 X 50
125 X 75
12
30 x 30
80 x 80
10
65 X 50
150 X 75
10
40 x 40
80 x 80
12
75 X 50
150 X 75
12
40 x 40
90 x 90
75 X 50
150 X 75
15
40 x 40
90 x 90
75 X 50
10
150 X 90
10
40 x 40
90 x 90
10
80 X 60
150 X 90
12
45 x 45
90 x 90
12
80 X 60
150 X 90
15
45 x 45
100 x 100
80 X 60
200 X 100
10
45 x 45
100 x 100
10
100 X 65
200 X 100
12
50 x 50
100 x 100
12
100 X 65
200 X 100
15
50 x 50
100 x 100
15
100 X 65
10
200 X 150
12
50 x 50
120 x 120
100 X 75
200 X 150
15
50 x 50
120 x 120
10
100 X 75
10
200 X 150
18
60 x 60
120 x 120
12
60 x 60
120 x 120
15
60 x 60
150 x 150
10
60 x 60
10
150 x 150
12
70 x 70
150 x 150
15
70 x 70
200 x 200
16
70 x 70
10
200 x 200
20
200 x 200
24
We supply the construction industry with Structural Steel grade plates, flats and blocks. Grades include
S275 and S355
Structural Steel Plate, Beams, Columns, Channels, Angles - S275,
S355
S275 a structural grade steel with a minimum yield strength of 275 N/mm
S355 a structural grade steel with a minimum yield strength of 355 N/mm
S275 suitable for numerous general engineering and structural applications
S275 & S275JR steel can be supplied in plate, round bar and flat bar. S275 provides a lower strength
(than S355) but has good machinability and can be welded. The average minimum yield for S275 steel is
275 N/mm giving its name: S275.
BS EN 10025 S355, S355JR, S355J2 and S355J2+N supercedes BS4360 50A, 50B, 50C 50D.
Typical chemical composition of S275
C
SI
MN
0.25 max
0.50 max
1.60 max
0.05 max
P
0.04 max
S275 sheet/plate can also be flame cut to a profile on request.
S355 is often used in the most demanding environments such as the offshore industry.
S355, S355JR, S355J2, S355J2+N steel in plate, round bar, flat bar and blocks. S355 steel is a low
carbon steel whose specifications offer high yield strength. The average minimum yield for S355 steel is
355 N/mm giving its name: S355.
BS EN 10025 S275 & S275JR supercedes BS4360 43A and 43B.
Typical chemical composition of S355
C
SI
MN
0.20 max
0.55 max
1.60 max
0.025 max
0.025 max
S355 sheet/plate can also be flame cut to a profile on request.
Hot rolled sheet or plate is available from 1.5 to 25mm in S275 and S355 up to 2000mm wide
Standard sheet sizes
mm
mm
2000
1000
4000
2000
S275 and S355 Structural Steel Sheet
mm
2500
mm
1250
mm
3000
mm
1500
Also available in blocks - please call for details.
Call 01902 716333 for nationwide delivery or our structural steel stock..
Universal Beams - Structural Steel
Steel Express supplies both universal beams and columns to the construction industry throughout the
UK.
Universal beams
We can supply universal beams in a range of sizes from 127 x 76 x 13 kg/m up to 914 x 419 x 388 kg/m.
All can be cut to size, primed and delivered to you on our own fleet of vehicles. Grades include S275
and S355.
Universal columns
We can supply universal columns in a range of sizes from 152 x 152 x 23kg/m up to 356 x 406 x 634
kg/m. Most beams are available in several different weights per serial size. Please refer to the
dimensions and properties tables below for detailed information. Grades include S275 and S355.
Call 01902 716333 - for Universal Beams delivered nationwide from stock.
Universal Beams - Dimensions and properties
mm x mm
kg/m
mm x mm
kg/m
mm x mm
kg/m
127 x 76
13
356 x 127
33
610 x 229
101
152 x 89
16
356 x 127
39
610 x 229
113
178 x 102
19
356 x 171
45
610 x 229
125
203 x 102
23
356 x 171
51
610 x 229
140
203 x 133
25
356 x 171
57
610 x 305
149
203 x 133
30
356 x 171
67
610 x 305
179
254 x 102
22
406 x 140
39
610 x 305
238
254 x 102
25
406 x 140
46
686 x 254
125
254 x 102
28
406 x 178
54
686 x 254
140
254 x 146
31
406 x 178
60
686 x 254
152
254 x 146
37
406 x 178
67
686 x 254
170
254 x 146
43
406 x 178
74
762 x 267
134
305 x 102
25
457 x 152
52
762 x 267
147
305 x 102
28
457 x 152
60
762 x 267
173
305 x 102
33
457 x 152
67
762 x 267
197
305 x 127
37
457 x 152
74
838 x 292
176
305 x 127
42
457 x 152
82
838 x 292
194
305 x 127
48
457 x 191
67
838 x 292
226
305 x 165
40
457 x 191
74
914 x 305
201
305 x 165
46
457 x 191
82
914 x 305
224
305 x 165
54
457 x 191
89
914 x 305
253
457 x 191
98
914 x 305
289
533 x 210
82
914 x 419
343
533 x 210
92
914 x 419
388
533 x 210
101
533 x 210
109
533 x 210
122
Universal Beams - Dimensions
See also universal columns.
Structural Steel - Mild Steel Bar Squares
Call 01902 716333 for Mild Steel square bars delivered from stock nationwide.
Steel Weight Calculator >>
Mild Steel Bar - Square
Size mm
Size mm
6.4
44.5
45
10
50
12
55
12.5
60
13
65
15
70
16
75
19
76.2
20
80
22
85
25
90
29
100
30
115
32
120
35
125
38
130
40
150
Universal Columns - Structural Steel
Steel Express supplies both universal colums and beams to the construction industry throughout the UK.
Universal columns
We can supply universal columns in a range of sizes from 152 x 152 x 23 kg/m up to 356 X 406 x 634
kg/m. Most columns are available in several different weights per serial size. Please refer to the
dimensions and properties tables below for detailed information. All can be cut to size, primed and
delivered to you on our own fleet of vehicles. Grades include S275 and S355.
Universal beams
We can supply universal beams in a range of sizes from 127 x 76 x 13 kg/m up to 914 x 419 x 388 kg/m.
Call 01902 716333 for Universal Columns delivered from stock nationwide.
Universal Column Dimensions and
properties
mm x mm
Kg/m
mm x mm
Kg/m
152 X 152
23.0
305 X 305
97.0
152 X 152
30.0
305 X 305
118.0
152 X 152
37.0
305 X 305
137.0
203 X 203
46.0
305 X 305
158.0
203 X 203
52.0
305 X 305
198.0
203 X 203
60.0
305 X 305
240.0
203 X 203
71.0
305 X 305
283.0
203 X 203
86.0
356 X 368
129.0
254 X 254
73.0
356 X 368
153.0
254 X 254
89.0
356 X 368
177.0
254 X 254
107.0
356 X 368
202.0
254 X 254
132.0
356 X 406
235.0
254 X 254
167.0
356 X 406
287.0
356 X 406
340.0
356 X 406
393.0
356 X 406
467.0
356 X 406
551.0
356 X 406
634.0
Universal Columns dimensions and properties
WEIGHT
kg/m
EST. LBS.
PER.FT.
10 x 10 x 1.00
0.282
0.19
10 x 10 x 1.25
0.342
0.23
10 x 10 x 1.50
0.385
0.26
11 X 11 X 1.2
0.369
0.02
12 x 12 x 1.00
0.339
0.23
12 x 12 x 1.25
0.411
0.28
12 x 12 x 1.50
0.479
0.32
13 X 13 X 1.6
0.572
0.38
14 x 14 x 1.2
0.481
0.32
15 x 15 x 1.00
0.433
0.29
15 x 15 x 1.25
0.529
0.36
15 x 15 x 1.50
0.621
0.42
15 x 15 x 2.00
0.815
0.55
16 x 16 x 1.50
0.668
0.45
16 x 16 x 2.00
0.877
0.59
18 x 18 x 1.00
0.517
0.35
18 x 18 x 1.50
0.775
0.52
18 x 18 x 2.00
1.003
0.67
19 x 19 x 1.20
0.67
0.45
19 X 19 X 1.6
0.873
0.59
20 x 20 x 1.00
0.59
0.40
SIZE mm
