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Z55CMN20-08Az

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Z53CMNS21-09Az Z60CMDVNb21-10Az
#Z55CMN20-08Az

Description

France AFNOR Z55CMN20-08Az Steel Exhaust Valves and Z55CMN20-08Az Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Valve Steel: Z55CMN20-08Az
Category Type Steel Grade Standard Country Application
Steel GradesValve Steel Z55CMN20-08Az AFNOR France Steel Exhaust Valves
Z20CN21-12Az
Z25CNWS20-09
Z35CNWS14-14
Z40CSD10
Z45CNW18-09
Z45CS9
Z50CMNNb21-09-02Az
Z53CMN21-09Az
Z53CMNNb21-09-02Az
Z53CMNS21-09Az

Chemical composition(mass fraction)(wt.%) of the Z55CMN20-08Az

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) N(%)
0.50-0.60 Max 0.25 7.00-10.0 Max 0.040 Max 0.030 19.5-21.5 1.50-2.75 0.20-0.40

Mechanical Properties of steel grade Z55CMN20-08Az

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)
899 (≥) 676 (≥) 23 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade Z55CMN20-08Az

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
43 - -     0.44 -  
729 575 - 42.3 143   -  
164 - 11 12.2   233 314

Heat Treatment of steel grade Z55CMN20-08Az

Heat treated : 1522°C - 1915°C

Technological Curves of steel grade Z55CMN20-08Az

Cross Reference Table (Equivalent Grade) of Z55CMN20-08Az

Grade Standard Country Application
Z55CMN20-08Az AFNOR France Steel Exhaust Valves
Z53CMNS21-09Az Z60CMDVNb21-10Az
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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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