Continuously Hot rolled high strength steels for cold forming (thermomechanically rolled steels)

The tables hereunder show the main characteristics of the relevant quality grades and do not fulfill the complete technical supply conditions for which we refer to the full content of the standards mentioned in these pages.

Supply technical delivery conditions: 
EN 10149:1997
Dimensional and shape tolerances: 
EN 10051:2000
Mechanical characteristics: 
QUALITY MECHANICAL CHARACTERISTICS
Ys min.
(Mpa)
Ts
(Mpa)
E%
min.
L0=80 mm
E%
min.
L0=5,65√S0
Kv min.
-20°C

(J)
Thickness (S) 1,5<=S<=8 8<S<=16 1,5<=S<=16 S<3 3<=S 1,5<=S<=16
Thermomechanically rolled steels
S315MC 315 315 390 - 510 20 24 40
S355MC 355 355 430 - 550 19 23 40
S420MC 420 420 480 - 620 16 19 40
S460MC 460 460 520 - 670 14 17 40
S500MC 500 500 550 - 700 12 14 40
S550MC 550 550 600 - 760 12 14 40
S600MC 600 600 650 - 820 11 13 40
S650MC 650 630 700 - 880 10 12 40
S700MC 700 680 750 - 950 10 12 40
Normalized rolled steels
S260NC 260 260 370 - 490 24 30 40
S315NC 315 315 430 - 550 22 27 40
S355NC 355 355 470 - 610 20 25 40
S420NC 420 420 530 - 670 18 23 40

Values are relevant to specimens taken lengthwise with respect to the rolling direction.

Ladle analysis chemical composition (% values): 
QUALITY LADLE ANALYSIS CHEMICAL COMPOSITION (% Values)
C
max
Mn
max
Si
max
P
max
S
max
Al
min
Nb
max
V
max
Ti
max
Mo
max
B
max
Thermomechanically rolled steels
S315MC 0,12 1,30 0,50 0,025 0,020 0,015 0,009 0,20 0,15 - -
S355MC 0,12 1,50 0,50 0,025 0,020 0,015 0,009 0,20 0,15 - -
S420MC 0,12 1,60 0,50 0,025 0,015 0,015 0,009 0,20 0,15 - -
S460MC 0,12 1,60 0,50 0,025 0,015 0,015 0,009 0,20 0,15 - -
S500MC 0,12 1,70 0,50 0,025 0,015 0,015 0,009 0,20 0,15 - -
S550MC 0,12 1,80 0,50 0,025 0,015 0,015 0,009 0,20 0,15 - -
S600MC 0,12 1,90 0,50 0,025 0,015 0,015 0,009 0,20 0,22 0,50 0,005
S650MC 0,12 2,00 0,60 0,025 0,015 0,015 0,009 0,20 0,22 0,50 0,005
S700MC 0,12 2,10 0,60 0,025 0,015 0,015 0,009 0,20 0,22 0,50 0,005
Normalized rolled steels
S260NC 0,16 1,20 0,50 0,025 0,020 0,015 0,09 0,10 0,15 - -
S315NC 0,16 1,40 0,50 0,025 0,020 0,015 0,09 0,10 0,15 - -
S355NC 0,18 1,60 0,50 0,025 0,015 0,015 0,09 0,10 0,15 - -
S420NC 0,20 1,60 0,50 0,025 0,015 0,015 0,09 0,10 0,15 - -

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