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England B.S. CLA8 Specification for investment castings in metal. Carbon and low alloy steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CLA8 / CLA 8
Category Grade Standard Region/Area Standard Content
Metals CLA 8 BS 3146-1 England Specification for investment castings in metal. Carbon and low alloy steels

Chemical composition(mass fraction)(wt.%) of the CLA 8

Element Min Max Similar

Mechanical Properties of steel grade CLA 8

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)
925 (≥) 981 (≥) 43 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade CLA 8

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
42 - -     0.22 -  
551 877 - 44.3 241   -  
674 - 23 32.2   142 213

Heat Treatment of steel grade CLA 8

Heat treated : 1427°C - 1937°C

Technological Curves of steel grade CLA 8

Cross Reference Table (Equivalent Grade) of CLA 8

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