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40VMoMnCr7

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35VMoMn14 41MoCr11
#40VMoMnCr7

Description

Romania STAS/SR 40VMoMnCr7 Structural steel and 40VMoMnCr7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 40VMoMnCr7
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 40VMoMnCr7 STAS/SR Romania Structural steel
J-55
N-80
P-105
15VMn11
20VMn12
31VMn12
33MoCr11
34MoCrNi15
35Mn14
35VMoMn14

Chemical composition(mass fraction)(wt.%) of the 40VMoMnCr7

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) Cu(%)
0.36-0.44 0.17-0.37 0.90-1.20 0.035 0.035 0.55-0.95 0.30 0.25-0.70 0.15-0.25 0.30

Mechanical Properties of steel grade 40VMoMnCr7

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)
715 (≥) 158 (≥) 41 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade 40VMoMnCr7

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
32 - -     0.21 -  
696 835 - 12.3 233   -  
638 - 14 22.2   411 342

Heat Treatment of steel grade 40VMoMnCr7

Heat treated : 1957°C - 1361°C

Technological Curves of steel grade 40VMoMnCr7

Cross Reference Table (Equivalent Grade) of 40VMoMnCr7

Grade Standard Country Application
40VMoMnCr7 STAS/SR Romania Structural steel
35VMoMn14 41MoCr11
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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