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4Cr3Mo3SiV

Description

China 4Cr3Mo3SiV Alloy tool steel - hot-work die steel and 4Cr3Mo3SiV Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 4Cr3Mo3SiV
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 4Cr3Mo3SiV China Alloy tool steel - hot-work die steel
6Cr4W3Mo2VNb
6W6Mo5Cr4V
5CrMnMo
5CrNiMo
3Cr2W8V
5Cr4Mo3SiMnVA1
3Cr3Mo3W2V
5Cr4W5Mo2V
8Cr3
4CrMnSiMoV

Chemical composition(mass fraction)(wt.%) of the 4Cr3Mo3SiV

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%) Cu(%)
0.35~0.45 0.80~1.20 0.25~0.70 ≤0.030 ≤0.030 3.00~3.75 ≤0.20 2.00~3.00 0.25~0.75 ≤0.30

Mechanical Properties of steel grade 4Cr3Mo3SiV

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)
462 (≥) 439 (≥) 32 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade 4Cr3Mo3SiV

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
33 - -     0.24 -  
528 174 - 43.3 114   -  
122 - 23 44.2   412 123

Heat Treatment of steel grade 4Cr3Mo3SiV

Heat treated : 1873°C - 1616°C

Technological Curves of steel grade 4Cr3Mo3SiV

Cross Reference Table (Equivalent Grade) of 4Cr3Mo3SiV

Grade Standard Country Application
4Cr3Mo3SiV China Alloy tool steel - hot-work die steel

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