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X50CrMnNiNbN21-9

Favorite Datasheet
1.4875 1.4882 / X50CrMnNiNbN-21-9 steel strip
#X50CrMnNiNbN21-9 #1-4882

Description

France AFNOR NF EN 10090, X50CrMnNiNbN21-9 Specialsteel Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X50CrMnNiNbN21-9
Category Class Grade Standard Country Application
Steel GradesSpecialsteel X50CrMnNiNbN21-9 AFNOR France Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the X50CrMnNiNbN21-9

C Si Mn P S Cr Ni Mo N W
0.45 -0.55 ≤0.45 8.00 -10.00 ≤0.045 ≤0.030 20.00 -22.00 3.50 -5.50 ≤ ≥ 0.40 -0.60 0.80 -1.50

Mechanical Properties of steel grade X50CrMnNiNbN21-9

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)
732 (≥) 158 (≥) 42 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade X50CrMnNiNbN21-9

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 - -     0.21 -  
894 982 - 22.3 323   -  
319 - 11 24.2   141 332

Heat Treatment of steel grade X50CrMnNiNbN21-9

Heat treated : 1512°C - 1171°C

Technological Curves of steel grade X50CrMnNiNbN21-9

Cross Reference Table (Equivalent Grade) of X50CrMnNiNbN21-9

Grade Standard Country Application
X50CrMnNiNbN21-9
X50CrMnNiNbN21-9

Relevant standard of X50CrMnNiNbN21-9

NF EN 10090 Valve steels and alloys for internal combustion engines NF-EN-10090.pdf
1.4875 1.4882 / X50CrMnNiNbN-21-9 steel strip
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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