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Z6CNNb18-12B

Description

France AFNOR Z6CNNb18-12B Heat-Resistant Steel and Z6CNNb18-12B Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Heat-Resistant Steel: Z6CNNb18-12B
Category Type Steel Grade Standard Country Application
Steel GradesHeat-Resistant Steel Z6CNNb18-12B AFNOR France Heat-Resistant Steel
Z6CNDT17-13B
Z3CAT18
Z5NCTDV26-15B
Z6CND17-13B
CNS NCF750
CNS NCF751
CNS NCF800
CNS NCF800H
CNS NCF825
CNS NCF80A

Chemical composition(mass fraction)(wt.%) of the Z6CNNb18-12B

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) B(%) Nb(%)
0.04-0.08 Max 0.75 Max 2.00 Max 0.040 Max 0.015 17.0-19.0 11.0-13.0 0.0015-0.0060 Max 10xC

Mechanical Properties of steel grade Z6CNNb18-12B

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)
334 (≥) 627 (≥) 42 34 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade Z6CNNb18-12B

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
21 - -     0.42 -  
169 572 - 13.3 321   -  
737 - 33 43.2   323 131

Heat Treatment of steel grade Z6CNNb18-12B

Heat treated : 1886°C - 1376°C

Technological Curves of steel grade Z6CNNb18-12B

Cross Reference Table (Equivalent Grade) of Z6CNNb18-12B

Grade Standard Country Application
Z6CNNb18-12B AFNOR France Heat-Resistant Steel

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