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у8гA-3

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у8гA-3 у9-1
#у8гA-3

Description

Russia ГОСТ у8гA-3 Carbide for cutting tools and у8гA-3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: у8гA-3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy у8гA-3 ГОСТ Russia Carbide for cutting tools
у8A-3
у8г-1
у8г-1
у8г-3
у8г-3
у8гA-1
у8гA-1
у8гA-2
у8гA-2
у8гA-3

Chemical composition(mass fraction)(wt.%) of the у8гA-3

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.80-0.90 0.17-0.33 0.33-0.58 ≤0.025 ≤0.018 0.20-0.40 0.25 0.25

Mechanical Properties of steel grade у8гA-3

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)
467 (≥) 526 (≥) 41 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade у8гA-3

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 - -     0.33 -  
893 783 - 44.3 444   -  
843 - 33 24.2   133 214

Heat Treatment of steel grade у8гA-3

Heat treated : 1981°C - 1649°C

Technological Curves of steel grade у8гA-3

Cross Reference Table (Equivalent Grade) of у8гA-3

Grade Standard Country Application
у8гA-3 ГОСТ Russia Carbide for cutting tools
у8гA-3 ГОСТ Russia Carbide for cutting tools
у8гA-3 у9-1
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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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