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England B.S. CLA11 Specification for investment castings in metal. Carbon and low alloy steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CLA11 / CLA 11
Category Grade Standard Region/Area Standard Content
Metals CLA 11 BS 3146-1 England Specification for investment castings in metal. Carbon and low alloy steels

Chemical composition(mass fraction)(wt.%) of the CLA 11

Element Min Max Similar
V - 0.0200 -
Sn - 0.0300 -
Si 0.3000 0.8000 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.4000 -
Mo 0.4000 0.7000 -
Mn 0.3000 0.6000 -
Cu - 0.3000 -
Cr 2.9000 3.5000 -
C 0.2000 0.3000 -

Mechanical Properties of steel grade CLA 11

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)
129 (≥) 858 (≥) 42 43 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade CLA 11

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
34 - -     0.23 -  
899 998 - 33.3 114   -  
846 - 14 13.2   322 331

Heat Treatment of steel grade CLA 11

Heat treated : 1357°C - 1749°C

Technological Curves of steel grade CLA 11

Cross Reference Table (Equivalent Grade) of CLA 11

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