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0 Ch 18 N 12 B

Bulgaria BDS 0Ch18N12B Stainless steels. Designations and technical requirements and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 0Ch18N12B / 0 Ch 18 N 12 B
Category Grade Standard Region/Area Standard Content
Metals 0 Ch 18 N 12 B BDS 6738 Bulgaria Stainless steels. Designations and technical requirements

Chemical composition(mass fraction)(wt.%) of the 0 Ch 18 N 12 B

Element Min Max Similar
Si - 0.8000 -
S - 0.0250 -
P - 0.0350 -
Ni 10.0000 13.0000 -
Nb - - -
Mo - 0.3000 -
Mn - 2.0000 -
Cr 17.0000 19.0000 -
C - 0.0800 -

Mechanical Properties of steel grade 0 Ch 18 N 12 B

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)
161 (≥) 337 (≥) 22 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade 0 Ch 18 N 12 B

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 - -     0.14 -  
563 267 - 12.3 232   -  
491 - 41 31.2   223 112

Heat Treatment of steel grade 0 Ch 18 N 12 B

Heat treated : 1592°C - 1829°C

Technological Curves of steel grade 0 Ch 18 N 12 B

Cross Reference Table (Equivalent Grade) of 0 Ch 18 N 12 B

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