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Characteristics for grade     ML4pch   ( МЛ4пч )



      Grade :     ML4pch   ( МЛ4пч )
      Classification :   Magnesium for casting
      Equivalent grades:     Is absent



Chemical composition in % for grade   ML4pch   ( МЛ4пч )
Fe Si Mn NiAl Cu Zr Be Mg Zn Impurity
max   0.007max   0.080.15 - 0.5max   0.0025 - 7max   0.04max   0.002max   0.00288.87 - 92.852 - 3.5 all 0.13
Comment: Mg is a basis; the percentage of Mg is given approximately.


Mechanical properties under Т=20oС for grade   ML4pch   ( МЛ4пч )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
 , GOST 2856-79     216-226  2-5   
sand (mould) casting, GOST 2856-79     160 80 3    


Technological properties of the material   ML4pch   ( МЛ4пч ) .
        Solidification temperature : 610 - 400   °C
        Casting temperature : 720 - 800   °C
        Linear shrinkage : 1.2 - 1.4   %


Physical properties for grade   ML4pch   ( МЛ4пч )
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   79.5 1830 1047.6  
100   27.6        



Types of delivery of grade   ML4pch   ( МЛ4пч )
B51 - Non-ferrous metals, including rare metals, and their alloys


Specification :
Mechanical properties :
sв - 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/(m·Grade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kg·Grade)]
R - Electrical resistance , [Ohm·m]

  ML4pch   ( МЛ4пч ) - Magnesium for casting: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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