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2.4668

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IncoloyA-286 NiCr19Fe19Nb5Mo3
#2-4668 #NiCr19Fe19Nb5Mo3

Description

Germany DIN DIN 17744 (2002), DIN 17750 (2002), DIN 17752 (2002), DIN 17753 (2002), DIN EN 10088-1, DIN EN 10302 (2002), 2.4668 Superalloys Classification and designation for superalloys and high temperature intermetallic materials and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: 2.4668
Category Class Grade Standard Country Application
Steel GradesSuperalloys 2.4668 DIN Germany Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%) of the 2.4668

C Cr Mo Ni Al Nb Fe Si Mn P S B
≤0.03 17.0 -21.0 2.80 -3.30 50.0 -55.0 0.20 -0.60 4.75 -5.50 ≤Bal ≤0.35 ≤0.35 ≤0.015 ≤0.015 ≤0.006

Mechanical Properties of steel grade 2.4668

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)
457 (≥) 565 (≥) 41 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade 2.4668

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 - -     0.42 -  
818 768 - 14.3 313   -  
577 - 44 33.2   434 114

Heat Treatment of steel grade 2.4668

Heat treated : 1578°C - 1936°C

Technological Curves of steel grade 2.4668

Cross Reference Table (Equivalent Grade) of 2.4668

Grade Standard Country Application
NiCr19Fe19Nb5Mo3

Relevant standard of 2.4668

DIN 17744 (2002) Wrought nickel alloys with molybdenum and chromium - Chemical composition DIN-17744-(2002).pdf
DIN 17750 (2002) Plates, strips and sheets of wrought nickel and nickel alloys - Properties DIN-17750-(2002).pdf
DIN 17752 (2002) Rods and bars of wrought and nickel alloys - Properties DIN-17752-(2002).pdf
DIN 17753 (2002) Wires of wrought nickel and nickel alloys - Properties DIN-17753-(2002).pdf
DIN EN 10088-1 Stainless steels - Part 1: List of stainless steels DIN-EN-10088-1.pdf
DIN EN 10302 (2002) Creep resisting steels, nickel and cobalt alloys DIN-EN-10302-(2002).pdf
IncoloyA-286 NiCr19Fe19Nb5Mo3
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