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SKH40

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SKH10 SKH50
#SKH40

Description

Japan JIS SKH40 Powder metallurgy high-speed tool steel and SKH40 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SKH40
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SKH40 JIS Japan Powder metallurgy high-speed tool steel
SKD62
SKD7
SKD8
SKT3
SKT4
SKT6
SKH2
SKH3
SKH4
SKH10

Chemical composition(mass fraction)(wt.%) of the SKH40

C(％) Si(％) Mn(％) Cr(％) Mo(％) V(%) W(%) Co(%)
1.23-1.33 Max 0.45 Max 0.40 3.80-4.50 4.70-5.30 2.70-3.20 5.70-6.70 8.00-8.80

Mechanical Properties of steel grade SKH40

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)
791 (≥) 542 (≥) 23 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade SKH40

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
41 - -     0.32 -  
941 265 - 42.3 334   -  
684 - 21 34.2   131 321

Heat Treatment of steel grade SKH40

Heat treated : 1397°C - 1147°C

Technological Curves of steel grade SKH40

Cross Reference Table (Equivalent Grade) of SKH40

Grade Standard Country Application
SKH40 JIS Japan Powder metallurgy high-speed tool steel
SKH10 SKH50
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...

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