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Metals -> Aluminium alloy -> Aluminium casting alloys

Characteristics of the material L24   ( 24 ).

Material : L24   ( 24 )
Classification : Aluminium casting alloys


Chemical composition in % of the material L24   ( 24 ) .
Fe Si Mn TiAl Cu Zr Be Mg Zn Impurity
max   0.5max   0.30.2 - 0.50.1 - 0.291.9 - 94.7max   0.2max   0.1max   0.11.5 - 23.5 - 4.5 all 0.9
Comment: Al is a basis; the percentage of Al is given approximately.


Mechanical properties under =20o of the material L24   ( 24 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
sand (mould) casting     240 150 4  200Without heat treatment
sand (mould) casting     240-310  3   Hardening and ageing


    Brinell hardness of the material   L24   ( 24 )   ,     sand (mould) casting HB 10 -1= 70 - 90   MPa


Physical properties of the material L24   ( 24 ) .
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(mGrade) kg/m3 J/(kgGrade) Ohmm
20 0.69     2740   67
100   23.2        


Technological properties of the material L24   ( 24 ) .
 Linear shrinkage, % : 1.2



Specification :
Mechanical properties :
s - Tensile strength , [MPa]
sT - Yield stress, [MPa]
d5 - Specific elongation at fracture , [ % ]
y - Reduction of area , [ % ]
KCU - Impact strength , [ kJ / m2]
HB - Brinell hardness , [MPa]

Physical properties :
T - Test temperature , [Grade]
E - Young modulus , [MPa]
a - Coefficient of linear expansion (range 20o - T ) , [1/Grade]
l - Termal (heat) condition coefficient , [Watt/(mGrade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kgGrade)]
R - Electrical resistance , [Ohmm]

Database of steels and alloys (Marochnik) contains information about chemical composition and properties of 1500 steels and alloys (stainless steel, alloy steel, carbone steel, structural steel, tool steel, cast iron, aluminum alloy, titanium alloy, copper alloy, nickel alloy, magnesium alloy and others).
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