Metals -> Magnesium -> Magnesium for casting Characteristics of the material ML3 ( МЛ3 ).
Material : ML3 ( МЛ3 ) Classification : Magnesium for casting
Chemical composition in % of the material ML3 ( МЛ3 ) . Fe Si Mn Ni Al Cu Zr Be Mg Zn Impurity max 0.06 max 0.25 0.15 - 0.5 max 0.01 2.5 - 3.5 max 0.1 max 0.002 max 0.002 93.9 - 96.85 0.5 - 1.5 other 0.1; all 0.5
Comment: Mg is a basis; the percentage of Mg is given approximately. Mechanical properties under Т=20o С of the material ML3 ( МЛ3 ) .
Assortment Dimension Direct. s в s T
d 5
y KCU Heat treatment - mm - MPa MPa % % kJ / m2 - 180 55 8 11
Brinell hardness of the material ML3 ( МЛ3 ) , HB 10 -1 = 45 MPa
Physical properties of the material ML3 ( МЛ3 ) . T E 10- 5 a 10 6 l r C R 10 9 Grade MPa 1/Grade Watt/(m·Grade) kg/m3 J/(kg·Grade) Ohm·m 20 0.43 104.7 1780 1046.7 100 27
Technological properties of the material ML3 ( МЛ3 ) . Solidification temperature, °C : 630 - 560 Casting temperature, °C : 720 - 800 Linear shrinkage, % : 1.4 - 1.6
Specification :
Mechanical properties : s в - Tensile strength , [MPa] s T - Yield stress, [MPa] d 5 - 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/(m·Grade)] r - Density , [kg/m3 ] C - Specific heat
( range 20o - T ), [J/(kg·Grade)] R - Electrical resistance , [Ohm·m]
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