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Italy UNI 3CD25 General purpose unalloyed steel wire rod for drawing and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 3CD25 / 3 CD 25
Category Grade Standard Region/Area Standard Content
Metals 3 CD 25 UNI 5598 Italy General purpose unalloyed steel wire rod for drawing

Chemical composition(mass fraction)(wt.%) of the 3 CD 25

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0350 -
P - 0.0350 -
N - 0.0080 -
Mn 0.4000 0.7000 -
C 0.2300 0.2800 -

Mechanical Properties of steel grade 3 CD 25

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)
186 (≥) 493 (≥) 12 41 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 3 CD 25

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
43 - -     0.32 -  
792 116 - 43.3 413   -  
234 - 43 44.2   344 334

Heat Treatment of steel grade 3 CD 25

Heat treated : 1318°C - 1226°C

Technological Curves of steel grade 3 CD 25

Cross Reference Table (Equivalent Grade) of 3 CD 25

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