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According EN 10222-4 chemical composition: C < 0.2; 0.1 < Si < 0.5; 0.9 < Mn < 1.65; Ni < 0.3; 0.02 < Al < 0.06 |
C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Al | Cu | - |
max 0.18 | max 0.5 | 1.1 - 1.7 | max 0.5 | max 0.025 | max 0.015 | max 0.3 | max 0.08 | max 0.1 | max 0.012 | max 0.05 | max 0.03 | max 0.02 | max 0.3 | Nb+Ti+V < 0.12 |
Nominal thickness (mm): | to 60 | 60 - 100 | 100 - 150 | 150 - 250 |
Rm - Tensile strength (MPa) (+N) | 490-630 | 470-610 | 460-600 | 450-590 |
Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 60 | 60 - 100 | 100 - 150 | 150 - 250 |
ReH - Minimum yield strength (MPa) (+N) | 355 | 345 | 335 | 315 | 305 | 295 |
KV - Impact energy (J) transverse, (+N) | -20° 27-30 |
0° 35-40 |
+20° 39-50 |
KV - Impact energy (J) longitud., | -20° 40-45 |
0° 47-65 |
+20° 55-75 |
Nominal thickness (mm): | to 60 | 60 - 250 |
A - Min. elongation at fracture (%) (+N) | 22 | 21 |
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