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Description

Germany DIN 2.4973 The high-temperature and high-strength steel and 2.4973 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 2.4973
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 2.4973 DIN Germany The high-temperature and high-strength steel
X12CrNiWTi16-13
1.4962
2.4964
CoCr20W15Ni
NiCr20Co18Ti
2.4969
2.4632
1.4974
1.4971
X12CrCoNi21-20

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

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Co(%) Al(%) Ti(%) Other(%)
Max 0.12 Max 0.50 Max 0.10 Max 0.020 Max 0.100 18.0-20.0 9.00-10.5 10.0-20.0 1.40-1.80 2.80-3.30 Fe Max 5.00

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)
713 (≥) 673 (≥) 44 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

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
32 - -     0.22 -  
283 345 - 12.3 242   -  
296 - 11 14.2   144 343

Heat Treatment of steel grade 2.4973

Heat treated : 1119°C - 1892°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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