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ВК20

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ВК20 ВК20-КС
#ВК20

Description

Russia ГОСТ ВК20 Carbide for cutting tools and ВК20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: ВК20
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy ВК20 ГОСТ Russia Carbide for cutting tools
ВК10-ОМ
ВК10-КС
ВК10-КС
ВК11-В
ВК11-В
ВК15
ВК15
ВК20
ВК20
ВК20

Chemical composition(mass fraction)(wt.%) of the ВК20

Co(%)
20

Mechanical Properties of steel grade ВК20

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)
324 (≥) 763 (≥) 31 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade ВК20

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
23 - -     0.14 -  
839 627 - 43.3 234   -  
542 - 34 11.2   311 432

Heat Treatment of steel grade ВК20

Heat treated : 1277°C - 1243°C

Technological Curves of steel grade ВК20

Cross Reference Table (Equivalent Grade) of ВК20

Grade Standard Country Application
ВК20 ГОСТ Russia Carbide for cutting tools
ВК20 ГОСТ Russia Carbide for cutting tools
ВК20-КС ГОСТ Russia Carbide for cutting tools
ВК20-КС ГОСТ Russia Carbide for cutting tools
ВК20 ВК20-КС
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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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