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ISO NiFe25Cr20NbTi

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ISO NiCr15Fe7TiAl ISO NiCr20TiAl
#NiFe25Cr20NbTi

Description

ISO ISO ISO NiFe25Cr20NbTi ISO standard valve nickel base alloy and ISO NiFe25Cr20NbTi Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO NiFe25Cr20NbTi
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO NiFe25Cr20NbTi ISO ISO ISO standard valve nickel base alloy
ISO NiCr22Mo9Nb
ISO X50CrSi8 2
ISO X45CrSi9 3
ISO X85CrMoV18 2
ISO X55CrMnNiN20 8
ISO X53CrMnNiN21 9
ISO X50CrMnNiNbN21 9
ISO X53CrMnNiNbN21 9
ISO X33CrNiMnN23 3
ISO NiCr15Fe7TiAl

Chemical composition(mass fraction)(wt.%) of the ISO NiFe25Cr20NbTi

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) B(%) Ti(%) Other(%)
Max 0.10 Max 1.00 Max 1.00 Max 0.03 Max 0.015 18.0-21.0 remaining Max 0.15 Max 0.008 2.0-2.6 Fe:23.0-28.0,Nb+Ta 1.0-2.0

Mechanical Properties of steel grade ISO NiFe25Cr20NbTi

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)
494 (≥) 716 (≥) 34 23 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade ISO NiFe25Cr20NbTi

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 -  
643 775 - 23.3 113   -  
799 - 24 31.2   113 122

Heat Treatment of steel grade ISO NiFe25Cr20NbTi

Heat treated : 1883°C - 1125°C

Technological Curves of steel grade ISO NiFe25Cr20NbTi

Cross Reference Table (Equivalent Grade) of ISO NiFe25Cr20NbTi

Grade Standard Country Application
NiFe25Cr20NbTi DIN Germany Valve steel
NiFe25Cr20NbTi AFNOR France Valve Internal Combustion Engines steel (NF-EN 1009-1998)
ISO NiFe25Cr20NbTi ISO ISO ISO standard valve nickel base alloy
EN NiFe25Cr20NbTi EN Euronorm Euronorm Stainless Steel
ISO NiCr15Fe7TiAl ISO NiCr20TiAl
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