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STS3

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STS3 STS31
#STS3

Description

Korea KS STS3 Carbide for cutting tools and STS3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: STS3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy STS3 KS Korea Carbide for cutting tools
STS4
STS4
STS4
STS41
STS41
STS43
STS43
STS44
STS44
STS3

Chemical composition(mass fraction)(wt.%) of the STS3

C(％) Si(％) Mn(％) Cr(％) W(%)
0.90-0.10 ≤0.35 0.90-1.20 0.50-1.00 0.50-1.00

Mechanical Properties of steel grade STS3

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)
229 (≥) 121 (≥) 31 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade STS3

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
24 - -     0.11 -  
815 863 - 41.3 432   -  
574 - 14 22.2   211 321

Heat Treatment of steel grade STS3

Heat treated : 1134°C - 1418°C

Technological Curves of steel grade STS3

Cross Reference Table (Equivalent Grade) of STS3

Grade Standard Country Application
STS3 KS Korea Carbide for cutting tools
STS3 KS Korea Carbide for cutting tools
STS31 KS Korea Carbide for cutting tools
STS31 KS Korea Carbide for cutting tools
STS329J1 KS Korea Austenitic Steel
STS329J1 KS Korea Austenitic Steel
STS329J3L KS Korea Austenitic Steel
STS329J3L KS Korea Austenitic Steel
STS329J4L KS Korea Austenitic Steel
STS329J4L KS Korea Austenitic Steel
STS317J5L KS Korea Austenitic Steel
STS317J5L KS Korea Austenitic Steel
STS321 KS Korea Austenitic Steel
STS321 KS Korea Austenitic Steel
STS347 KS Korea Austenitic Steel
STS347 KS Korea Austenitic Steel
STS329J3L GBT China
STS329J3L GBT China
STS329J4L KS Korea
STS329J4L KS Korea
STS3 STS31
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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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