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40CDV20

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X4NiCrTi25-20 XC18S
#40CDV20

Description

France AFNOR AIR 9160 C, 40CDV20 Specialsteel AIR 9160 C 40CDV20 and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 40CDV20
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 40CDV20 AFNOR France AIR 9160 C 40CDV20

Chemical composition(mass fraction)(wt.%) of the 40CDV20

C Si Mn P S Cr Mo V
0.37 -0.44 0.80 -1.00 0.20 -0.40 ≤0.015 ≤0.010 4.75 -5.25 1.20 -1.40 0.40 -0.60

Mechanical Properties of steel grade 40CDV20

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)
754 (≥) 486 (≥) 21 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade 40CDV20

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 - -     0.32 -  
864 246 - 13.3 331   -  
538 - 41 33.2   412 314

Heat Treatment of steel grade 40CDV20

Heat treated : 1425°C - 1818°C

Technological Curves of steel grade 40CDV20

Cross Reference Table (Equivalent Grade) of 40CDV20

Grade Standard Country Application
40CDV20

Relevant standard of 40CDV20

AIR 9160 C AIR-9160-C.pdf
X4NiCrTi25-20 XC18S
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