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SKS51

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SKS5 SKS7
#SKS51

Description

Japan JIS SKS51 Alloy tool steel - Tool steel and SKS51 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SKS51
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SKS51 JIS Japan Alloy tool steel - Tool steel
SK6
SK70
TC70
SK65
SK7
SK60
SKS11
SKS2
SKS21
SKS5

Chemical composition(mass fraction)(wt.%) of the SKS51

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.75-0.85 Max 0.35 Max 0.50 Max 0.030 Max 0.030 0.20-0.50 1.30-2.00

Mechanical Properties of steel grade SKS51

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)
137 (≥) 955 (≥) 31 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SKS51

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 - -     0.14 -  
792 786 - 12.3 312   -  
729 - 13 32.2   412 112

Heat Treatment of steel grade SKS51

Heat treated : 1786°C - 1963°C

Technological Curves of steel grade SKS51

Cross Reference Table (Equivalent Grade) of SKS51

Grade Standard Country Application
SKS51 JIS Japan Alloy tool steel - Tool steel
SKS51M JIS Japan Cold rolled special steel strip
SKS5 SKS7
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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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