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NiFe 25 Cr 20 NbTi

Favorite Datasheet

Germany DIN NiFe25Cr20NbTi Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NiFe25Cr20NbTi / NiFe 25 Cr 20 NbTi
Category Grade Standard Region/Area Standard Content
Metals NiFe 25 Cr 20 NbTi DIN EN 10090 Germany Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the NiFe 25 Cr 20 NbTi

Element Min Max Similar
Ti 1.0000 2.0000 -
Si - 1.0000 -
S - 0.0150 -
P - 0.0300 -
Ni - - -
Nb+Ta 1.0000 2.0000 -
Mn - 1.0000 -
Fe 23.0000 28.0000 -
Cr 18.0000 21.0000 -
C - 0.1000 -
B - 0.0080 -
Al 0.3000 1.0000 -

Mechanical Properties of steel grade NiFe 25 Cr 20 NbTi

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)
939 (≥) 898 (≥) 21 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade NiFe 25 Cr 20 NbTi

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
44 - -     0.32 -  
815 432 - 43.3 324   -  
622 - 23 44.2   222 442

Heat Treatment of steel grade NiFe 25 Cr 20 NbTi

Heat treated : 1154°C - 1631°C

Technological Curves of steel grade NiFe 25 Cr 20 NbTi

Cross Reference Table (Equivalent Grade) of NiFe 25 Cr 20 NbTi

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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