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Description

2.4973 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 2.4973
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 2.4973
1.4958
1.4959
1.4960
1.4961
1.4962
2.4964
2.4969
2.4632
1.4974
1.4971

Chemical composition(mass fraction)(wt.%) of the 2.4973

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
 ≤0.12  0.50  0.10  0.020  0.010  18.0-20.0    9.00-10.5  Co 10.0-20.0   Al 1.40-1.80
Ti 2.80-3.30   Fe ≤5.00    B

Mechanical Properties of steel grade 2.4973

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)
728 (≥) 266 (≥) 32 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade 2.4973

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
11 - -     0.44 -  
185 996 - 32.3 124   -  
533 - 13 34.2   313 341

Heat Treatment of steel grade 2.4973

Heat treated : 1663°C - 1538°C

Technological Curves of steel grade 2.4973

Cross Reference Table (Equivalent Grade) of 2.4973

Grade Standard Country Application
2.4973 DIN Germany The high-temperature and high-strength steel

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