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EN 51CrMoV4

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EN 50SL7 EN 55Cr3
#51CrMoV4

Description

Euronorm EN EN 51CrMoV4 Euronorm Structural steel and EN 51CrMoV4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN 51CrMoV4
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN 51CrMoV4 EN Euronorm Euronorm Structural steel
EN P620Q
EN PS20QH
EN P620QL1
EN P690Q
EN P690QH
EN P690QL1
EN 45Si7
EN 45SiCrMo6
EN 50C rV4
EN 50SL7

Chemical composition(mass fraction)(wt.%) of the EN 51CrMoV4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%)
0.48-0.56 0.5-0.40 0.70-1.00 0.035 0.035 0.90-1.20 0.15-0.25 0.07-0.12

Mechanical Properties of steel grade EN 51CrMoV4

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)
237 (≥) 931 (≥) 14 31 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade EN 51CrMoV4

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 - -     0.33 -  
642 844 - 11.3 212   -  
675 - 44 43.2   341 144

Heat Treatment of steel grade EN 51CrMoV4

Heat treated : 1819°C - 1476°C

Technological Curves of steel grade EN 51CrMoV4

Cross Reference Table (Equivalent Grade) of EN 51CrMoV4

Grade Standard Country Application
EN 51CrMoV4 EN Euronorm Euronorm Structural steel
EN 50SL7 EN 55Cr3
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