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Ch 18 N 10 SL

Bulgaria BDS Ch18N10SL Stainless steel castings. Designations and technical requirements and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Ch18N10SL / Ch 18 N 10 SL
Category Grade Standard Region/Area Standard Content
Metals Ch 18 N 10 SL BDS 9631 Bulgaria Stainless steel castings. Designations and technical requirements

Chemical composition(mass fraction)(wt.%) of the Ch 18 N 10 SL

Element Min Max Similar
Si - 2.0000 -
S - 0.0400 -
P - 0.0400 -
Ni 8.0000 12.0000 -
Mn - 2.0000 -
Cr 17.0000 19.0000 -
C - 0.1500 -

Mechanical Properties of steel grade Ch 18 N 10 SL

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)
166 (≥) 994 (≥) 34 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade Ch 18 N 10 SL

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
24 - -     0.44 -  
254 182 - 34.3 233   -  
237 - 13 44.2   213 242

Heat Treatment of steel grade Ch 18 N 10 SL

Heat treated : 1358°C - 1271°C

Technological Curves of steel grade Ch 18 N 10 SL

Cross Reference Table (Equivalent Grade) of Ch 18 N 10 SL

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