Metals -> Magnesium -> Primary magnesium Characteristics of the material Mg90 ( Мг90 ).
Material : Mg90 ( Мг90 ) Classification : Primary magnesium
Chemical composition in % of the material Mg90 ( Мг90 ) . Fe Si Mn Ni Al Cu Mg Na Impurity max 0.04 max 0.009 max 0.03 max 0.001 max 0.02 max 0.004 min 99.9 max 0.01 all 0.1
Mechanical properties under Т=20o С of the material Mg90 ( Мг90 ) .
Assortment
Dimension
Direct.
s в
s T
d 5
y
KCU
Heat treatment - mm - MPa MPa % % kJ / m2 - casted 85-130 21 3-6 deformed 250 189 8-10 annealed 180 15-17
Brinell hardness of the material Mg90 ( Мг90 ) , deformed HB 10 -1 = 50 MPa Brinell hardness of the material Mg90 ( Мг90 ) , casted HB 10 -1 = 30 MPa Brinell hardness of the material Mg90 ( Мг90 ) , annealed HB 10 -1 = 40 MPa
Physical properties of the material Mg90 ( Мг90 ) . 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 0.45 1740 47 100 26
Technological properties of the material Mg90 ( Мг90 ) . Melting temperature, °C : 651
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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