1.8959 (S355JOW)

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels High Strength Weldable Steels not Intended for Heat Treatment by User

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % P, % C, % S, % N, % CEV, %
95.891–98.85 < 0.5 0.5–1.5 0.4–0.8 0.25–0.55 < 0.035 < 0.16 < 0.035 < 0.009 < 0.52

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{Y}, MPa \epsilon_{L (L_0 = 80 mm)}, % \epsilon_{L (L_0 = 5.65\sqrt{S_o})}, % KV_{L}, J Treatment
< 3 510–680 27
3–100 470–630
100–150 450–600 295 18
< 16 355
16–40 345
40–63 335 21
63–80 325
80–100 315
1.5–2 16
2–2.5 17
2.5–3 18
3–40 22
63–100 20

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
P % Phosphorus
C % Carbon
S % Sulfur
N % Nitrogen
CEV % Cerium

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{Y} MPa Yield strength
\sigma _{U} MPa Ultimate tensile strength
\epsilon_{L (L_0 = 80 mm)} % Elongation at break (longitudinal) (for L0 = 80 mm)
\epsilon_{L (L_0 = 5.65\sqrt{S_o})} % Elongation at break (longitudinal) (for L0 = 5.65√So)
KV_{L} J Impact energy (longitudinal)