Cold rolled low carbon steels for cold forming

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 10130:2007
Dimensional and shape tolerances: 
EN 10131:2006
Mechanical characteristics: 
QUALITY MECHANICAL CHARACTERISTICS
Ys/ 0,2% Ps

(Mpa)
Ts

(Mpa)
E%

min.

L0=80 mm
E%

min.

L0=80 mm
E%

min.

L0=80 mm
r90

min.
n90

min.
Thickness (S) 0,35<=S<=0,5 0,5<S<=0,7 0,7<S<=3 0,35<=S<=3 0,35<=S<=0,5 0,5<S<=0,7 0,7<S<=3 0,5<S<=2 2,0<S<=3 0,5<S<=3
DC01 140 - 320 140 - 300 140 - 280 270 - 410 24 26 28 - - -
DC03 140 - 280 140 - 260 140 - 240 270 - 370 30 32 34 1,3 1,1 -
DC04 140 - 250 140 - 230 140 - 210 270 - 350 34 36 38 1,6 1,4 0,180
DC05 140 - 220 140 - 200 140 - 180 270 - 330 36 38 40 1,9 1,7 0,200
DC06 120 - 210 120 - 190 120 - 170 270 - 330 37 39 41 2,1 1,9 0,220
DC07 100 - 190 100 - 170 100 - 150 250 - 310 40 42 44 2,5 2,3 0,230
The values are referred to specimens taken crosswise respect to the rolling direction.
Ladle analysis chemical composition (% values): 
QUALITY LADLE CHEMICAL COMPOSITION (max. % Values)
C Mn Si P S Al Nb o Ti V Mo B
DC01 0,12 0,60 - 0,045 0,045 - - - - -
DC03 0,10 0,45 - 0,035 0,035 - - - - -
DC04 0,08 0,40 - 0,030 0,030 - - - - -
DC05 0,06 0,35 - 0,025 0,025 - - - - -
DC06 0,02 0,25 - 0,020 0,020 - 0,3 - - -
DC07 0,01 0,20 - 0,020 0,020 - 0,2 - - -

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