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8Cr3

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5Cr4W5Mo2V 4CrMnSiMoV
#8Cr3

Description

China 8Cr3 Alloy tool steel - hot-work die steel and 8Cr3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 8Cr3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 8Cr3 China Alloy tool steel - hot-work die steel
Cr4W2MoV
7CrSiMnMoV
6Cr4W3Mo2VNb
6W6Mo5Cr4V
5CrMnMo
5CrNiMo
3Cr2W8V
5Cr4Mo3SiMnVA1
3Cr3Mo3W2V
5Cr4W5Mo2V

Chemical composition(mass fraction)(wt.%) of the 8Cr3

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.75～0.85 ≤0.40 ≤0.40 ≤0.030 ≤0.030 3.20～3.80

Mechanical Properties of steel grade 8Cr3

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)
535 (≥) 276 (≥) 22 43 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade 8Cr3

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
22 - -     0.21 -  
198 787 - 43.3 331   -  
694 - 24 13.2   223 114

Heat Treatment of steel grade 8Cr3

Heat treated : 1349°C - 1652°C

Technological Curves of steel grade 8Cr3

Cross Reference Table (Equivalent Grade) of 8Cr3

Grade Standard Country Application
8Cr3 China Alloy tool steel - hot-work die steel
5Cr4W5Mo2V 4CrMnSiMoV
Available Suppliers
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...

Rfq.: sales@longhaisteel.com
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