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Z 80 CNS 20-02

Favorite Datasheet

France AFNOR NF Z80CNS20-02 Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z80CNS20-02 / Z 80 CNS 20-02
Category Grade Standard Region/Area Standard Content
Metals Z 80 CNS 20-02 NF A35-579 France Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the Z 80 CNS 20-02

Element Min Max Similar
W - 0.5000 -
Si 1.7500 2.5000 -
S - 0.0300 -
P - 0.0400 -
Ni 1.0000 1.7000 -
Mo - 0.5000 -
Mn - 0.8000 -
Cr 19.0000 21.0000 -
C 0.7500 0.8500 -

Mechanical Properties of steel grade Z 80 CNS 20-02

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)
456 (≥) 592 (≥) 43 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade Z 80 CNS 20-02

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
44 - -     0.23 -  
764 377 - 31.3 332   -  
424 - 23 21.2   431 234

Heat Treatment of steel grade Z 80 CNS 20-02

Heat treated : 1394°C - 1845°C

Technological Curves of steel grade Z 80 CNS 20-02

Cross Reference Table (Equivalent Grade) of Z 80 CNS 20-02

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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