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S275JR/JO/J2/J2G3/J2G4

S275JR/JO/J2/J2G3/J2G4 construction steel is commonly used in the engineering and construction industry, S275 offers high yield and tensile strength and is supplied with a variety of treatments and test options making it a highly usable steel in your construction project.

The max thickness of this type grade can be more then 600mm.Normalized, Temper… these heat-treatment also can be used on them.The test like UT, Impact Test …. are also suitable for these steel.Not only steel plates, but also some profile steel are this material .
Chemical Composition of S275JR/JO/J2/J2G3/J2G4
 
Chemical Elements By mass [%]
Grade
C≤ 16mm
max
C>16mm
max
Mn
max
P
max.
S
max.
0.21
0.21
1.5
0.045
0.045
0.18
0.18
1.5
0.04
0.04
0.21
0.21
1.5
0.035
0.035
S275J2G3
0.18
0.18
1.5
0.035
0.035
S275J2G4
0.18
0.18
1.5
0.035
0.035

Mechanical Properties of S275JR/JO/J2/J2G3/J2G4

Grade
Tensile Strength
Rm
[N/mm2]
transv.
Fracture
Elongation
[%]t
ransv. min.
Notch Impact
Energy1)Ch
Vcomplete
samplelongitud. min [J]
≤
> 
< 
 ≥
Up to
1.51-
2.01-
2.51-
≥ 3mm
Temp
AV
16mm
16mm
3mm
3mm
1.5mm
2
2.5
2.99
.[℃]
[J]
　
　
　
　
　
mm
mm
mm
　
　
275
265
430-
410-
13
14
15
16
20
20
27
580
560
275
265
430-
410-
13
14
15
16
20
0
27
580
560
275
265
430-
410-
13
14
15
16
20
-20
27
580
560
S275J2G3
275
265
430-
410-
13
14
15
16
20
-20
27
580
560
S275J2G4
275
265
430-
410-
13
14
15
16
20
-20
27
580
560

Source:

Tags: S275JR/JO/J2/J2G3/J2G4

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