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STS8

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STS8 STS4
#STS51

Description

Korea KS STS8 Carbide for cutting tools and STS8 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: STS8
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy STS8 KS Korea Carbide for cutting tools
STF3
STF4
STF4
STF7
STF7
STF8
STF8
STS5
STS5
STS8

Chemical composition(mass fraction)(wt.%) of the STS8

Mechanical Properties of steel grade STS8

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)
379 (≥) 269 (≥) 14 41 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade STS8

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 - -     0.21 -  
118 531 - 13.3 433   -  
333 - 13 21.2   121 143

Heat Treatment of steel grade STS8

Heat treated : 1443°C - 1688°C

Technological Curves of steel grade STS8

Cross Reference Table (Equivalent Grade) of STS8

Grade Standard Country Application
STS51 KS Sweden Carbide for cutting tools
STS51 KS Sweden Carbide for cutting tools
STS8 KS Korea Carbide for cutting tools
STS8 KS Korea Carbide for cutting tools
STS8 STS4
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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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