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EN 34Cr4

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EN 30CrNiMo8 EN 34CrS4
#34Cr4

Description

Euronorm EN EN 34Cr4 Euronorm Structural steel and EN 34Cr4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN 34Cr4
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN 34Cr4 EN Euronorm Euronorm Structural steel
EN C80D2
EN C82D2
EN C86D2
EN C88D2
EN C92D2
EN C98D2
EN 25CrMo4
EN 25CrMoS4
EN 28Mn6
EN 30CrNiMo8

Chemical composition(mass fraction)(wt.%) of the EN 34Cr4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.30-0.37 0.40 0.60-0.90 0.035 0.035 0.90-1.20

Mechanical Properties of steel grade EN 34Cr4

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)
842 (≥) 897 (≥) 14 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade EN 34Cr4

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
11 - -     0.44 -  
912 868 - 24.3 242   -  
874 - 34 42.2   411 311

Heat Treatment of steel grade EN 34Cr4

Heat treated : 1615°C - 1816°C

Technological Curves of steel grade EN 34Cr4

Cross Reference Table (Equivalent Grade) of EN 34Cr4

Grade Standard Country Application
34Cr4 UNE Spain Spain structural alloy steel
EN 34Cr4 EN Euronorm Euronorm Structural steel
EN 34Cr4KD EN Euronorm Euronorm Structural steel
EN 30CrNiMo8 EN 34CrS4
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