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Description

Korea KS STS41OF2 martensitic steel and STS41OF2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Heat-Resistant Steel: STS41OF2
Category Type Steel Grade Standard Country Application
Steel GradesHeat-Resistant Steel STS41OF2 KS Korea martensitic steel
STS405
STS410L
STS430
STS430F
STS434
STS447J1
STSXM27
STS403
STS410
STS41oJl

Chemical composition(mass fraction)(wt.%) of the STS41OF2

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Pb(%)
Max 0.15 Max 1.00 Max 1.00 Max 0.04 Max 0.03 11.5-13.5 Max 0.60 0.05-0.30

Mechanical Properties of steel grade STS41OF2

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)
262 (≥) 533 (≥) 32 32 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade STS41OF2

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 - -     0.24 -  
666 388 - 12.3 431   -  
155 - 34 34.2   112 233

Heat Treatment of steel grade STS41OF2

Heat treated : 1721°C - 1626°C

Technological Curves of steel grade STS41OF2

Cross Reference Table (Equivalent Grade) of STS41OF2

Grade Standard Country Application
STS41OF2 KS Korea martensitic steel
STS41OF2 KS Korea martensitic steel

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