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Description

K41245 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: K41245
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy K41245
S38815
TP44400
S44400
T2
K11547
T5
K41545
T5b
K51545
T5c

Chemical composition(mass fraction)(wt.%) of the K41245

 


C
Si
Mn
P
S
Cr Ni
0.12 0.5 0.3-0.6 0.025 0.025 4-6  
Mo Al Cu Nb Ti V Ce
0.45-0.65       4*C~0.7    
N Co Pb B Other    
             
             

Mechanical Properties of steel grade K41245

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)
267 (≥) 977 (≥) 33 14 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade K41245

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 - -     0.31 -  
997 332 - 12.3 333   -  
839 - 41 34.2   243 412

Heat Treatment of steel grade K41245

Heat treated : 1364°C - 1194°C

Technological Curves of steel grade K41245


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