Finland · SFS

1.7033

SFS EN 10263-4

Chemical composition

wt% · log scale
0.010.1110C0.3 – 0.37Cr0.9 – 1.2Cu0.25Mn0.6 – 0.9P0.025S0.025Si0.3
  • min – max range
  • typical value

Mechanical properties

value range by condition
Tensile strength Rm570.00Reduction of area Z64 %bars, wire +AC+C+AC, > 2 <= 5 mm, steel barsTensile strength Rm560.00Reduction of area Z64 %bars, wire +AC+C+AC, > 5 <= 40 mm, steel barsTensile strength Rm610.00Reduction of area Z62 %bars, wire +AC+C+AC+LC, > 2 <= 5 mm, steel barsTensile strength Rm600.00Reduction of area Z62 %bars, wire +AC+C+AC+LC, > 5 <= 40 mm, steel bars

Chemical composition

ElementminmaxSimilarRemarks
C0.30.37A carbon range of 0
Cr0.91.2
Cu0.25
Mn0.60.9
P0.025
S0.025
Si0.3A lower silicon content or a specific silicon range may be agreed at the time of ordering.

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
bars, wire +AC+C+AC, > 2 <= 5 mm, steel bars570.0064
bars, wire +AC+C+AC, > 5 <= 40 mm, steel bars560.0064
bars, wire +AC+C+AC+LC, > 2 <= 5 mm, steel bars610.0062
bars, wire +AC+C+AC+LC, > 5 <= 40 mm, steel bars600.0062
bars, wire, or , > 5 <= 40 mm, steel bars580.0062

Heat treatment

Type1
Heat-treatment curveHardness-Tempering
Heat-treatment curveCCT
Heat-treatment curveTTT
Heat-treatment curveHardenability