STS5

STS5

Korea KS STS5 Carbide for cutting tools and STS5 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Category Type Steel Grade Standard Country Application
Steel Grades Tool Steel And Hard Alloy STS5 KS Korea Carbide for cutting tools
STC6
STC7
STC7
STS11
STS11
STS2
STS2
STS21
STS21
STS5


Chemical composition(mass fraction)(wt.%) of the STS5

C(%) Si(%) Mn(%) Cr(%) Ni(%)
0.75-0.85 ≤0.35 ≤0.50 0.20-0.50 0.70-1.30



Mechanical Properties of steel grade STS5

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)
793 (≥) 833 (≥) 41 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade STS5

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     0.11  
277 691 44.3 111    
477 43 44.2   211 222

Heat Treatment of steel grade STS5

Heat treated : 1586°C – 1645°C

Technological Curves of steel grade STS5

Cross Reference Table (Equivalent Grade) of STS5

Grade Standard Country Application
STS5 KS Korea Carbide for cutting tools
STS5 KS Korea Carbide for cutting tools
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