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2.4973

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X12CrCoNi21-20 NiCr19CoMo
#2.4973

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)
862 (≥) 359 (≥) 42 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

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 - -     0.41 -  
169 343 - 24.3 413   -  
285 - 33 23.2   341 234

Heat Treatment of steel grade 2.4973

Heat treated : 1712°C - 1281°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
X12CrCoNi21-20 NiCr19CoMo
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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