1.1535 (C90U)

Classification

Country Section Category
Germany Non-alloy Special Steels Tool Steel

Chemical composition

Standard Fe, % Si, % Mn, % P, % C, % S, %
EN ISO 4957 98.29–98.95 0.1–0.3 0.1–0.4 < 0.03 0.85–0.95 < 0.03

Information on suppliers

Brinell hardness number

Rolling Standard Classifiers Value, HBW
annealing, soft 207

Standards

Standard Description
EN ISO 4957

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
P % Phosphorus
C % Carbon
S % Sulfur
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