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Description

China 3Cr2W8V Alloy tool steel - hot-work die steel and 3Cr2W8V Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 3Cr2W8V
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 3Cr2W8V China Alloy tool steel - hot-work die steel
Cr12MoV
Cr5Mo1V
9Mn2V
CrWMn
Cr4W2MoV
7CrSiMnMoV
6Cr4W3Mo2VNb
6W6Mo5Cr4V
5CrMnMo
5CrNiMo

Chemical composition(mass fraction)(wt.%) of the 3Cr2W8V

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) V(%) W(%) Cu(%)
0.30~0.40 ≤0.40 ≤0.40 ≤0.030 ≤0.030 2.20~2.70 ≤0.20 0.20~0.50 7.50~9.00 ≤0.30

Mechanical Properties of steel grade 3Cr2W8V

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)
569 (≥) 317 (≥) 22 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 3Cr2W8V

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
31 - -     0.12 -  
187 679 - 21.3 344   -  
129 - 22 12.2   114 333

Heat Treatment of steel grade 3Cr2W8V

Heat treated : 1855°C - 1736°C

Technological Curves of steel grade 3Cr2W8V

Cross Reference Table (Equivalent Grade) of 3Cr2W8V

Grade Standard Country Application
3Cr2W8V China Alloy tool steel - hot-work die steel
5Cr4Mo3SiMnVA1 China Alloy tool steel - hot-work die steel

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