Grade C60S
European Standard Steel Grade 1.1211
Corresponding Standard EN 10132-2021
Cold Rolled Narrow Steel Strip for Heat Treatment - Technical Delivery Conditions
Classification Spring Steel
C60S Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo More
Minimum Value 0.57 0.15 0.6 - - - - - - Cr+Mo+Ni≤0.63
Maximum Value 0.65 0.35 0.9 0.025 0.025 0.4 0.4 0.3 0.1
① Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser, other than for the purpose of finishing the heat. All reasonable precautions shall be taken to prevent the addition, from scrap or other material used in manufacture, of such elements which affect the hardenability, mechanical properties and application.
C60S Mechanical Properties
Delivery condition* Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
annealed (+A) or annealed and skin passed(+LC) ≤620 ≤495 ≥17 HV
≤195
cold rolled(+CR)** ≤1100 HV
≤305
quenched and tempered(QT)*** 1150~1750 HV
345~530
• The elongation values in the table are for a gauge length of 80 mm.
• +A=annealed,+LC=annealed and skin passed,+CR=cold rolled,+QT=quenched and tempered
C60S Corresponding Standards(Same grade name, different standards)

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