X40CoNi20-20

This page provides X40CoNi20-20 datasheet, X40CoNi20-20 mechanical properties, chemical element X40CoNi20-20, technical specifications of X40CoNi20-20 steel material properties. X40CoNi20-20 performance specifications.

DIN X40CoNi20-20
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X40CoNi20-20 DIN Germany The high-temperature and high-strength steel
1.4974
1.4971
X12CrCoNi21-20
2.4973
NiCr19CoMo
NiFeCr12Mo
2.4975
NiCr20Mo
NiCr20Mo
1.4977
Datasheet for:Steel Grades:Special Steel:X40CoNi20-20

Chemical composition(mass fraction)(wt.%) of the X40CoNi20-20

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) W(%) Co(%) Other(%)
0.35-0.45 Max 1.00 Max 1.50 Max 0.045 Max 0.030 19.0-21.0 19.0-21.0 3.50-4.50 3.50-4.50 19.0-21.0 Nb/Ta 3.50-4.50

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade X40CoNi20-20

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)
591 (≥) 214 (≥) 32 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 323
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
21 - -     0.24 -  
519 472 - 41.3 211   -  
178 - 41 22.2   342 144
Heat treated : 1719°C - 1355°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
X40CoNi20-20 DIN Germany
The high-temperature and high-strength steel
X40CoNi20-20

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