Standardul EN 10025 – 2

EN 10025 – 2 se aplica pentru produsele laminate la cald din oteluri de constructii si specifica conditiile tehnice de livrare pentru oteluri de constructii nealiate.

Standardul national SR EN 10025:2:2004/AC:2005 este identic cu standardul european EN 10025:2:2004/AC:2005.

Compozitii chimice si caracteristici mecanice conform SR EN 10025/2-2004

Marca de otel Compozitia chimica pe otel lichid, [%] Rp02[N/mm²] Rm
[N/mm²]
A5
[%]
Energia de rupere KV[J]
min
C Mn Si S P N Cu Al min.
max. min. ≤16* >16≤40* min. 20˚C 0˚ minus20˚C
S235JR 0.17 1.4 x 0.35 0.35 0.012 0.55 235 225 360-510 26 27 x x
S235JO 0.17 1.4 x 0.30 0.30 0.012 0.55 235 225 360-510 26 x 27 x
S235J2 0.17 1.4 x 0.25 0.25 0.55 0.02 235 225 360-510 26 x x 27
S275JR 0.21 1.5 x 0.35 0.35 0.012 0.55 275 265 410-560 23 27 x x
S275JO 0.18 1.5 x 0.30 0.30 0.012 0.55 275 265 410-560 23 x 27 x
S275J2 0.18 1.5 x 0.25 0.25 0.55 0.02 275 265 410-560 23 x x 27
S355JR 0.24 1.6 0.55 0.35 0.35 0.012 0.55 355 345 470-630 22 27 x x
S355JO 0.20 1.6 0.55 0.30 0.30 0.012 0.55 355 345 470-630 22 x 27 x
S355J2 0.20 1.6 0.55 0.25 0.25 0.55 0.02 355 345 470-630 22 x x 27

* Grosime nominala [mm]

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