Steel potest dividi in humilis ipsum ferro, medium ipsum ferro et altum ipsum ferro. Minimum Carbon Steel - Carbon contentus plerumque minus quam 0,25%; Medium Carbon Steel - Carbon contentus est fere inter 0,25 et 0.60%; High Carbon Steel - Carbon Content est plerumque maior quam 0,60%.
Effectus Latin: Patria Taiwan CNS Latin Steel Number S20c, German Latin Material Number 1.0402, German Latin Steel Number CK22 / C22. British BS standard steel number IC22, French AFNOR standard steel number CC20, French NF standard steel number C22, Italian UNI standard steel number C20/C21, Belgium NBN standard steel number C25-1, Sweden SS standard steel number 1450, Spain UNE standard steel No. F.112, American Aisi / Sae Latin Steel No. MXX, Japanese Jis Latin Steel No. S20c / S22C.
Chemical Compositionem: Carbon C: 0.32 ~ Silicon Silicon Si: 0,37 ~ 0.37 Manganese MN: 0.80 0.80 Sulphur s: ≤0.035 P: ≤0.25 CR CIR: ≤0.25 NIKE.25 CIR: : Tensile vires ΣB (MPa): ≥530 (LIV) Restituo Festinantium σs (MPA): ≥315 (XXXII) DECREMENTUM δ5 (%): ≥45 Area (J): LV Impact Toughness valorem αKV (J / cm²): ≥69 (VII) Durness: Unitas ≤197hb sample Size: GB699-1999
