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Description

Germany DIN NiCr18Co The high-temperature and high-strength steel and NiCr18Co Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: NiCr18Co
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel NiCr18Co DIN Germany The high-temperature and high-strength steel
X50CoCrNi20-20
1.4944
X6NiCrTiMoVB25-15-2/X5NiCrTi26-15
1.4980
X8CrNiMoNb16-16
1.4981
1.4984
2.4982
NiCr20CoMo
NiCr18Co

Chemical composition(mass fraction)(wt.%) of the NiCr18Co

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Co(%) Al(%) Ti(%) Other(%)
Max 0.15 Max 0.15 Max 1.00 Max 0.020 Max 0.010 17.0-20.0 3.00-5.00 3.00-5.00 2.50-3.25 2.50-3.25 Fe Max 4.00

Mechanical Properties of steel grade NiCr18Co

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)
758 (≥) 966 (≥) 12 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade NiCr18Co

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
41 - -     0.41 -  
654 632 - 21.3 244   -  
424 - 32 34.2   442 221

Heat Treatment of steel grade NiCr18Co

Heat treated : 1724°C - 1921°C

Technological Curves of steel grade NiCr18Co

Cross Reference Table (Equivalent Grade) of NiCr18Co

Grade Standard Country Application
NiCr18Co DIN Germany The high-temperature and high-strength steel
NiCr18Co DIN Germany The high-temperature and high-strength steel

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