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2.4856

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NiCr22Mo9Nb NiCr23Fe
#NiCr22Mo9Nb #2-4856

Description

UK B.S. BS EN 10095, 2.4856 Specialsteel Heat resisting steels and nickel alloys and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2.4856
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 2.4856 B.S. UK Heat resisting steels and nickel alloys

Chemical composition(mass fraction)(wt.%) of the 2.4856

C Si Mn P S Cr Ni Al Ti Fe Cu Co Nb+Ta
0.03 -0.10 ≤0.50 ≤0.50 ≤0.020 ≤0.015 20.00 -23.00 58.00 - ≥ ≤0.30 ≤0.40 ≤5.00 ≤0.50 ≤1.00 3.15 -4.15

Mechanical Properties of steel grade 2.4856

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)
821 (≥) 174 (≥) 31 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 2.4856

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
24 - -     0.31 -  
341 231 - 11.3 334   -  
441 - 13 41.2   342 222

Heat Treatment of steel grade 2.4856

Heat treated : 1639°C - 1641°C

Technological Curves of steel grade 2.4856

Relevant standard of 2.4856

BS EN 10095 Heat resisting steels and nickel alloys BS-EN-10095.pdf
NiCr22Mo9Nb NiCr23Fe
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