Products

Square Tube

Grade- S275JOH, S355J2H/JOH 

Standard: EN10219 & EN10210

Size Range 

30x30x3mm –800x800x40mm

Rectangular Tube

Grade- S275JOH, S355J2H/JOH 

Standard: EN10219 & EN10210

Size Range 

35x35x3mm – 800x750x40mm

Technical Details for Square/ Rectangular Tube

Test Plan

Sl.No Type of testing Test Method Frequency of Testing
1
Visual Inspection
Surface defects
100%
2
Dimensional Inspection
Measuring Tape and Micrometer
100%
3
Automatic Ultrasonic Testing
Weld Defect
100%
4
Mechanical properties
Ultrasonic Testing Machine
Sample Testing
5
Chemical composition
Spectro
Sample testing

Chemical Composition

Grade C SI MN P S N CEV
S235JRH
0.17
-
1.4
0.040
0.040
0.009
0.35
S275JOH
0.20
-
1.5
0.035
0.035
0.009
0.40
S275J2H
0.20
-
1.5
0.030
0.030
-
0.40
S355JOH
0.20
0.55
1.6
0.035
0.035
0.009
0.45
S355J2H
0.20
0.55
1.6
0.030
0.030
-
0.45
S355K2H
0.20
0.55
1.6
0.030
0.030
-
0.45
S460
0.12
0.50
1.6
0.025
-
-
-

Mechanical Composition

Grade Yield Strength (Min) Tensile Strength (Thk<3MM) Tensile Strength (Thk>3MM) Elongation% (Min) Min Impact Energy (-20) Min Impact Energy (0) Min Impact Energy (CEV)
S235JRH
235
360-510
360-510
24
-
-
27
S275JOH
275
430-580
410-560
20
-
27
-
S275J2H
275
430-580
410-560
20
27
-
-
S355JOH
355
510-680
470-630
20
-
27
-
S355J2H
355
510-680
470-630
20
27
-
-
S355K2H
355
510-680
470-630
20
27
-
-
S460
460
-
520-670
-
-
-
-

Tolerance -Square/Rectangular Hollow Section

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