Description
Square steel tube
Square Steel Tube Size:
Application: Widely used in furniture,interior decoration, structure
Size: OD: 10*10-1000*1000mm
Pipe Standard: GB/T 3094-2000, GB/T 6728-2002, DIN EN 10210, DIN EN 10219, GB/T 178-2005，ASTM A53, ASTM A500,BS EN 10219,JIS G 3466, ASTM A513, ASTM A36
S235JR,S355JR,St37,St37-2,St52,SS400, STK500
Furface: Black bared ,can be galvanized,oiled,painted,powdered.
Packing: Waterproof plastic bag,bundle with strip
Specification
Square tubes sizes
|
Size (mm)
|
Wall Thickness (mm)
|
Size (mm)
|
Wall Thickness (mm)
|
|
20*20
|
1.2
|
70*70
60*80
100*40
|
1.8
|
|
1.3
|
2
|
|
1.4-1.5
|
2.2
|
|
1.7
|
2.3
|
|
1.8
|
2.5-4.0
|
|
2
|
4.5-5.0
|
|
2.2
|
5.5-5.75
|
|
2.3
|
75*75
60*90
100*50
|
1.8
|
|
2.5-2.75
|
2
|
|
25*25
20*30
|
1.2
|
2.2
|
|
1.3
|
2.3
|
|
1.5
|
2.5-4.0
|
|
1.7
|
4.5-5.0
|
|
1.8
|
5.5-5.75
|
|
2
|
80*80
100*60
100*80
120*60
|
2
|
|
2.3-2.3
|
2.2
|
|
2.5-3.0
|
2.3
|
|
30*30
30*40
25*40
20*40
|
1
|
2.5-4.0
|
|
1.2
|
4.5-5.0
|
|
1.3
|
5.5-5.75
|
|
1.5
|
7.5-7.75
|
|
1.7
|
100*100
120*80
|
2
|
|
1.8
|
2.2
|
|
2
|
2.3
|
|
2.2
|
2.5-5.0
|
|
2.3
|
5.5-5.75
|
|
2.5*2.75
|
7.5-7.75
|
|
3
|
120*120
140*80
150*100
160*80
|
2.5
|
|
40*40
30*50
25*50
|
1.2
|
2.75
|
|
1.3
|
3
|
|
1.4-1.5
|
3.25-5.0
|
|
1.7
|
5.5-7.0
|
|
1.8
|
7.5-7.75
|
|
2
|
140*140
150*150
200*100
|
3.5-4.0
|
|
2.2-2.3
|
4.5-5.0
|
|
2.5-4.0
|
5.25-7.0
|
|
50*50
60*40
30*60
40*50
|
1.5
|
7.5-7.75
|
|
1.7
|
160*160
180*180
|
3
|
|
1.8
|
3.5
|
|
2
|
3.75
|
|
2.2
|
4.0-5.0
|
|
2.3
|
5.25-5.75
|
|
2.5*-4.0
|
7.5-7.75
|
|
4.25-5.0
|
60*60
40*80
75*75
50*70
50*80
|
2.3
|
|
60*60
40*80
75*45
50*70
50*80
|
1.5
|
2.5-4.0
|
|
1.7
|
4.25-5.0
|
|
1.8
|
5.5-5.75
|
|
2
|
/
|
|
2.2-2.3
|
/
|
Standard
Chemical composition of material
|
Grade
|
element
|
C
|
Mn
|
P
|
S
|
|
ASTM A500 Gr.b
|
%
|
0.05%-0.23%
|
0.3%-0.6%
|
0.04%
|
0.04%
|
|
Acc.to EN10027/1
|
Acc.to EN10027/2
|
C% max (Norminal W.T.(mm)
|
Si% max
|
Mn% max
|
P% max
|
S% max
|
N% max
|
and IC 10
|
|
≤ 40
|
|
|
S235JRH
|
1.0039
|
0.17
|
0.20
|
-
|
1.40
|
0.045
|
0.045
|
0.009
|
|
S275JOH
|
1.0149
|
0.20
|
0.22
|
-
|
1.50
|
0.040
|
0.040
|
0.009
|
|
S275J2H
|
1.0138
|
0.20
|
0.22
|
-
|
1.50
|
0.035
|
0.035
|
-
|
|
S355JOH
|
1.0547
|
0.22
|
0.22
|
0.55
|
1.60
|
0.040
|
0.040
|
0.009
|
|
S355J2H
|
1.0576
|
0.22
|
0.22
|
0.55
|
1.60
|
0.035
|
0.035
|
-
|
Mechanical properties of material
|
Grade
|
Yield Strength
|
Tensile Strength
|
Elongation
|
A500.Gr.b
|
46 ksi
|
58 ksi
|
23%
|
|
A513.GR.B
|
72 ksi
|
87 ksi
|
10%
|
|
Norm
|
Yield Strength
|
Tensile Strength
|
Min.elogation
|
Min.percent properties
|
|
Acc.to EN10027/1
and IC 10
|
Acc.to EN10027/2
|
Norminal W.T.mm
|
Norminal W.T.mm
|
Longit.
|
Cross
|
Test temperature°C
|
Average min.impact value
|
≤16
|
>6
|
>40
|
<3
|
≤3≤65
|
Norminal W.T.mm
|
≤65
|
≤65
|
≤40
|
>40
|
>40
|
≤65
|
≤65
|
≤40
|
|
S253JRH
|
1.0039
|
235
|
225
|
215
|
360-510
|
340-470
|
26
|
25
|
24
|
23
|
20
|
27
|
|
S275JOH
|
1.0149
|
275
|
265
|
255
|
410-580
|
410-560
|
22
|
21
|
20
|
19
|
0
|
27
|
|
S275J2H
|
1.0138
|
275
|
265
|
255
|
430-560
|
410-560
|
22
|
21
|
20
|
19
|
-20
|
27
|
S355JOH
|
1.0547
|
355
|
345
|
335
|
510-680
|
490-630
|
22
|
21
|
20
|
19
|
0
|
27
|
|
S355J2H
|
1.0576
|
355
|
345
|
335
|
510-680
|
490-630
|
22
|
21
|
20
|
19
|
-20
|
27
|
Equivalent specfications
|
EN 10210-1
|
NF A 49501 NF A 35501
|
DIN 17100 DIN 17123/4/5
|
BS 4360
|
UNI 7806
|
|
S235JRH
|
E 24-2
|
St 37.2
|
–
|
Fe 360 B
|
|
S275JOH
|
E 28-3
|
St 44.3 U
|
43 C
|
Fe 430 C
|
|
S275J2H
|
E 28-4
|
St 44.3 N
|
43 D
|
Fe 430 D
|
|
S355JOH
|
E 36-3
|
St 52.3 U
|
50 C
|
Fe 510 C
|
|
S355J2H
|
E 36-4
|
St 52.3 N
|
50 D
|
Fe 510 D
|
|
S275NH
|
–
|
St E 285 N
|
–
|
–
|
|
S275NLH
|
–
|
TSt E 285 N
|
43 EE
|
–
|
|
S355NH
|
E 355 R
|
St E 355 N
|
–
|
–
|
|
S355NLH
|
–
|
TSt E 355 N
|
50 EE
|
–
|
|
S460NH
|
E 460 R
|
St E 460 N
|
–
|
–
|
|
S460NLH
|
–
|
TSt E 460 N
|
55 EE
|
–
|
Process
Packing
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