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Hot rolled weldable EN10025-4 steel S355M plates
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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.

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