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Z50CMNNb21-09-02Az

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Z45CS9 Z53CMN21-09Az
#Z50CMNNb21-09-02Az

Description

France AFNOR NF A 35-579, Z50CMNNb21-09-02Az Specialsteel Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: Z50CMNNb21-09-02Az
Category Class Grade Standard Country Application
Steel GradesSpecialsteel Z50CMNNb21-09-02Az AFNOR France Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the Z50CMNNb21-09-02Az

C Si Mn P S Cr Ni Mo Nb/Ta W No
0.45 -0.55 ≤0.45 8.00 -10.00 ≤0.040 ≤0.030 20.00 -22.00 3.50 -5.00 ≤ ≥ 1.80 -2.50 0.80 -1.50 0.40 -0.60

Mechanical Properties of steel grade Z50CMNNb21-09-02Az

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)
677 (≥) 329 (≥) 33 22 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade Z50CMNNb21-09-02Az

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
12 - -     0.44 -  
681 955 - 14.3 444   -  
989 - 42 43.2   333 324

Heat Treatment of steel grade Z50CMNNb21-09-02Az

Heat treated : 1441°C - 1632°C

Technological Curves of steel grade Z50CMNNb21-09-02Az

Cross Reference Table (Equivalent Grade) of Z50CMNNb21-09-02Az

Grade Standard Country Application
Z50CMNNb21-09-02Az

Relevant standard of Z50CMNNb21-09-02Az

NF A 35-579 Valve steels and alloys for internal combustion engines NF-A-35-579.pdf
Z45CS9 Z53CMN21-09Az
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Jiangyou Longhai Special Steel Co.,Ltd.
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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