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England B.S. CLA3 Specification for investment castings in metal. Carbon and low alloy steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CLA3 / CLA 3
Category Grade Standard Region/Area Standard Content
Metals CLA 3 BS 3146-1 England Specification for investment castings in metal. Carbon and low alloy steels

Chemical composition(mass fraction)(wt.%) of the CLA 3

Element Min Max Similar

Mechanical Properties of steel grade CLA 3

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)
223 (≥) 146 (≥) 41 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade CLA 3

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
21 - -     0.31 -  
333 722 - 23.3 144   -  
494 - 14 24.2   212 434

Heat Treatment of steel grade CLA 3

Heat treated : 1751°C - 1442°C

Technological Curves of steel grade CLA 3

Cross Reference Table (Equivalent Grade) of CLA 3

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