1.0571

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Chemical composition %   of   steel   1.0571 (1.0571):   EN 10222-4-1999
C Si Mn Ni P S Cr Mo V N Nb Al Cu -
max   0.2 0.1 - 0.5 0.9 - 1.65 max   0.3 max   0.025 max   0.015 max   0.3 max   0.08 max   0.1 max   0.02 max   0.05 0.02 - 0.06 max   0.2 Nb+V < 0.12


Mechanical properties of   steel   1.0571 (1.0571)

Rm - Tensile strength (MPa) 470-630


ReH - Minimum yield strength (MPa) 275-355


KV - Impact energy (J) longitud., (+QT) +20°
63

55
-20°
47
-40°
34
KV - Impact energy (J) transverse, (+QT) +20°
40

34
-20°
27


A - Min. elongation at fracture (%) longitud., 21-23
A - Min. elongation at fracture (%) transverse, 19-21



1.0571