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8Χ3

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8Χ3 5ΧΗΜ
#8 #Χ #3

Description

Russia ГОСТ 8Χ3 Carbide for cutting tools and 8Χ3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 8Χ3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 8Χ3 ГОСТ Russia Carbide for cutting tools
4Χ3ΒΜΦ
4Χ4ΒΜΦC
4Χ4ΒΜΦC
3Χ3Μ3Φ
3Χ3Μ3Φ
6Χ6Β3ΜΦC
6Χ6Β3ΜΦC
7Χ3
7Χ3
8Χ3

Chemical composition(mass fraction)(wt.%) of the 8Χ3

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Ti(%)
0.75-0.85 0.15-0.35 0.15-0.40 ≤0.030 ≤0.030 3.20-3.80 ≤0.35 ≤0.20 ≤0.15 ≤0.20 ≤0.30 ≤0.03

Mechanical Properties of steel grade 8Χ3

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)
112 (≥) 991 (≥) 11 21 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade 8Χ3

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
14 - -     0.14 -  
395 477 - 41.3 132   -  
631 - 13 13.2   424 442

Heat Treatment of steel grade 8Χ3

Heat treated : 1395°C - 1628°C

Technological Curves of steel grade 8Χ3

Cross Reference Table (Equivalent Grade) of 8Χ3

Grade Standard Country Application
ASTM 1008 ASTM USA General use carbon steel bar
UNS G10080 UNS USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
UNS G10180 UNS USA General use carbon steel bar
T8 China Carbon tool steel
T8Mn China Carbon tool steel
8MnSi China Alloy tool steel - Measuring tool steel cutting tools
3Cr2W8V China Alloy tool steel - hot-work die steel
5Cr4Mo3SiMnVA1 China Alloy tool steel - hot-work die steel
8Cr3 China Alloy tool steel - hot-work die steel
SM50 China Plastic mould with flat steel
SM48 China Plastic mould with Hot-rolled steel plate
W18Cr4V China High-speed tool steel
W18Cr4VCo8 China High-speed tool steel
W18Cr4V2Co8 China High-speed tool steel
W2Mo9Cr4VCo8 China High-speed tool steel
YG8A China Hard alloy tungsten cobalt class
H10 ASTM USA Alloy tool steel
T20811 UNS USA Alloy tool steel
T20810 UNS USA Alloy tool steel
8Χ3 5ΧΗΜ
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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...

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