Z6CNNb18.12B

This page provides Z6CNNb18.12B datasheet, Z6CNNb18.12B mechanical properties, chemical element Z6CNNb18.12B, technical specifications of Z6CNNb18.12B steel material properties. Z6CNNb18.12B performance specifications.

Category Type Steel Grade Standard Country Application
Steel GradesBoiler & Pressure Vessel Plate Z6CNNb18.12B AFNOR France Resistant to high boron steel(NF A 36-580(1983))
Z2NCDU31-27
Z3CMND22-05-04Az
Z6CND17.12B
A35-586 316F20
Z8CNDT17.13B
A35-586 316F21
Z6CNDNb17.13B
A35-586 316F22
Z6CNT18.12B
A35-586 321F20
Datasheet for:Steel Grades:Boiler & Pressure Vessel Plate:Z6CNNb18.12B

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

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) B(%) Other(%)
0.04-0.08 Max 1.0 Max 2.0 Max 0.040 Max 0.030 17.0-19.0 11.0-13.0 0.0015-0.0060 Nb+Ta 8xC Max 1.0

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of 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)
876 (≥) 434 (≥) 41 41 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 343
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 - -     0.33 -  
411 197 - 43.3 121   -  
151 - 41 41.2   111 111
Heat treated : 1211°C - 1549°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
Z6CNNb18.12B AFNOR France
Resistant to high boron steel(NF A 36-580(1983))
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Z6CNNb18.12B can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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