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EU EU 2CS85 Cold-rolled steel strips for springs; technical terms of delivery and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 2CS85 / 2 CS 85
Category Grade Standard Region/Area Standard Content
Metals 2 CS 85 EU 132 EU Cold-rolled steel strips for springs; technical terms of delivery

Chemical composition(mass fraction)(wt.%) of the 2 CS 85

Element Min Max Similar
Si 0.1500 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.4500 0.6500 -
C 0.8000 0.9000 -

Mechanical Properties of steel grade 2 CS 85

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
448 (≥) 363 (≥) 11 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 2 CS 85

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
23 - -     0.34 -  
236 281 - 22.3 241   -  
694 - 21 13.2   311 143

Heat Treatment of steel grade 2 CS 85

Heat treated : 1431°C - 1761°C

Technological Curves of steel grade 2 CS 85

Cross Reference Table (Equivalent Grade) of 2 CS 85

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