DIN 17100 St52-3 steel grade,St52-3 low carbon, high strength structural steel
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Steel grade ST 52-3 N is a low carbon, high strength structural steel which can be readily welded to other weldable steel. With its low carbon equivalent, it possesses good cold-forming properties. The plate issupplied in normalized or control-rolled condition .
DIN 17100 St52-3 steel grade APPLICATION
Machinery parts, mobile equipment, crane, boom, chassis, buildings, bridges and most structural activities.
Chemical composition % of the Product analysis of grade DIN 17100 St52-3 (1.0570)
|
Thickness, C
|
P
|
S
|
N
|
|
≤16
|
0.22
|
0.050
|
0.050
|
|
|
＞16 ≤30
|
0.22
|
|
＞30 ≤40
|
0.24
|
|
＞40 ≤63
|
0.24
|
|
＞63 ≤100
|
Mechanical properties of grade DIN 17100 St52-3 (1.0570)
|
Temperature
|
-20
|
-10
|
0
|
20
|
|
Notch impact test. Min. absorbed energy J
|
27
|
|
27
|
|
|
Nominal thickness (mm)
|
to 16
|
16 - 40
|
40 - 63
|
63 - 80
|
80 - 100
|
100 - 150
|
150 - 200
|
|
ReH - Minimum yield strength (MPa)
|
355
|
345
|
335
|
325
|
315
|
|
|
|
Nominal thickness (mm)
|
to 3
|
3 - 100
|
|
Rm -Tensile strength (MPa)
|
510-680
|
490-630
|
|
Nominal thickness (mm)
|
≥0.5 ＜1
|
≥1＜1.5
|
≥1.5＜2
|
≥2﹤2.5
|
≥2.5＜3
|
≥3＜40
|
≥40﹤63
|
≥63﹤100
|
|
A - Minimum elongation Lo = 5,65 √ So (%) Longitudinal
|
14
|
15
|
16
|
17
|
18
|
22
|
21
|
20
|
Equivalent grades of grade ST52-3 (1.0570)
|
Europe
En10025(93)
|
France
NFA35-501
|
U.K.
BS4360
|
Italy
UNI7070
|
China
GB
|
Japan
JIS3106
|
|
S355J0
|
E36-3
|
50C
|
Fe 510C
|
Q345C
|
SS490B
|
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