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Hot rolled weldable EN10025-4 steel S355M plates are weldable fine grain structural steel, and usually supplied in the thermomechanical rolled condition. S355M steel equivalent to DIN StE355TM and so on grades. EN10025-4 steel S355M plates shall do impact test at temperatures not lower than -20℃.
Hot rolled weldable EN10025-4 steel S355M plates chemical composition of the ladle analysis:
EN10025-4 |
Steel number |
C |
Si |
Mn |
P |
S |
Nb |
V |
Al(total) |
Ti |
Cr |
Ni |
Mo |
Cu |
N |
|
S355M |
1.8823 |
0.14 |
0.50 |
1.60 |
0.030 |
0.025 |
0.05 |
0.10 |
0.02 |
0.05 |
0.30 |
0.50 |
0.10 |
0.55 |
0.015 |
Hot rolled weldable EN10025-4 steel S355M plates mechanical properties at ambient temperature:
Grade |
Yield strength Mpa |
Tensile strength Mpa |
Elongation |
|||||||||
|
Thickness (mm) |
≤16 |
16-40 |
40-63 |
63-80 |
80-100 |
100-120 |
≤40 |
40-63 |
63-80 |
80-100 |
100-120 |
(%) |
|
S355M |
355 |
345 |
335 |
325 |
325 |
320 |
470-630 |
450-610 |
440-600 |
440-600 |
430-590 |
22 |
Hot rolled weldable EN10025-4 steel S355M plates are mainly used in heavily loaded parts of welded structures such as, bridges, flood gates, storage tanks, water supply tanks, etc., for service at ambient and low temperatures.
