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31CrV3

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1.2208 115CrV3
#31CrV3

Description

Germany DIN 31CrV3 Cold working alloy tool steel and 31CrV3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 31CrV3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 31CrV3 DIN Germany Cold working alloy tool steel
1.2127
200CrMn8
1.2129
21MnCr5
1.2162
X165CrV12
1.2201
140CrV1
1.2206
1.2208

Chemical composition(mass fraction)(wt.%) of the 31CrV3

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) V(%)
0.28-0.35 0.25-0.40 0.40-0.60 Max 0.030 Max 0.030 0.40-0.70 0.07-0.12

Mechanical Properties of steel grade 31CrV3

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)
695 (≥) 763 (≥) 32 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 31CrV3

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 - -     0.11 -  
665 661 - 13.3 214   -  
758 - 33 32.2   342 213

Heat Treatment of steel grade 31CrV3

Heat treated : 1636°C - 1891°C

Technological Curves of steel grade 31CrV3

Cross Reference Table (Equivalent Grade) of 31CrV3

Grade Standard Country Application
31CrV3 DIN Germany Cold working alloy tool steel
1.2208 115CrV3
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Jiangyou Longhai Special Steel Co.,Ltd.

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