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SKH57

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SKH56 SKH58
#SKH57

Description

Japan JIS SKH57 W-phase system high-speed tool steel and SKH57 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SKH57
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SKH57 JIS Japan W-phase system high-speed tool steel
SKH4
SKH10
SKH40
SKH50
SKH51
SKH52
SKH53
SKH54
SKH55
SKH56

Chemical composition(mass fraction)(wt.%) of the SKH57

C(％) Si(％) Mn(％) Cr(％) Mo(％) V(%) W(%) Co(%)
1.20-1.35 Max 0.45 Max 0.40 3.80-4.50 3.20-3.90 3.00-3.50 9.00-10.00 9.50-10.50

Mechanical Properties of steel grade SKH57

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)
216 (≥) 455 (≥) 42 13 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade SKH57

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
31 - -     0.21 -  
794 457 - 13.3 414   -  
947 - 21 42.2   114 414

Heat Treatment of steel grade SKH57

Heat treated : 1233°C - 1145°C

Technological Curves of steel grade SKH57

Cross Reference Table (Equivalent Grade) of SKH57

Grade Standard Country Application
SKH57 JIS Japan W-phase system high-speed tool steel
SKH56 SKH58
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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