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40CrMoV7

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1.2309 21CrMo10
#40CrMoV7

Description

Germany DIN 40CrMoV7 Hot working alloy tool steel and 40CrMoV7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 40CrMoV7
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 40CrMoV7 DIN Germany Hot working alloy tool steel
1.2880
X165CrCoMo12
1.2884
X210CrCoW12
1.2082
X21Cr13
59CrV4
38SiCrV6
65MnCrMo4
1.2309

Chemical composition(mass fraction)(wt.%) of the 40CrMoV7

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.35-0.45 0.20-0.40 1.30-1.60 Max 0.035 Max 0.035 1.80-2.10 0.15-0.25

Mechanical Properties of steel grade 40CrMoV7

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)
146 (≥) 674 (≥) 43 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade 40CrMoV7

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
42 - -     0.21 -  
846 355 - 11.3 431   -  
259 - 13 43.2   223 422

Heat Treatment of steel grade 40CrMoV7

Heat treated : 1262°C - 1648°C

Technological Curves of steel grade 40CrMoV7

Cross Reference Table (Equivalent Grade) of 40CrMoV7

Grade Standard Country Application
40CrMoV7 DIN Germany Hot working alloy tool steel
1.2309 21CrMo10
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Jiangyou Longhai Special Steel Co.,Ltd.

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