Grade 125Cr2
European Standard Steel Grade 1.2002
Corresponding Standard EN 10132-2021
Cold Rolled Narrow Steel Strip for Heat Treatment - Technical Delivery Conditions
Classification Spring Steel
125Cr2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo
Minimum Value 1.2 0.15 0.25 - - 0.4 - - -
Maximum Value 1.3 0.3 0.4 0.025 0.025 0.6 0.4 0.4 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.
125Cr2 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) ≤750 ≤590 ≥11 HV
≤235
cold rolled(+CR) Agreed Upon at Time of Order Agreed Upon at Time of Order
quenched and tempered(+QT)** 1300~2000 HV
405~600
• 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
125Cr2 Corresponding Standards(Same grade name, different standards)

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