Table 1.

Chemical composition and typical properties of S700MC steel according to the EN10149-2 standard.

Chemical Composition (wt.%)

C

Mn

Si

P

S

Al

Nb

V *

Ti *

Mo

B

≤0.12

≤2.1

≤0.6

≤0.025

≤0.015

≥0.015

≤0.09

≤0.2

≤0.22

≤0.5

≤0.005

Mechanical Properties (Parallel to the Rolling Direction)

Minimum yield strength Re (MPa)

Minimum–maximum tensile strength Rm (MPa)

Elongation

Temperature (°C)

Notch impact energy (J)

Total elongation A80% < 3 mm

Total elongation A5% ≥ 3 mm

700

750–950

≥10

≥12

−20

≥27

* The sum of Nb, V, and Ti being <0.22 is guaranteed according to EN10149-2.