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Characteristics for grade     АO3-7   ( АО3-7 )



      Grade :     АO3-7   ( АО3-7 )
      Classification :   Alluminium antifriction alloys
      Equivalent grades:     Is absent



Chemical composition in % for grade   АO3-7   ( АО3-7 )
Fe Si Mn Al Cu Mg Zn Sn
max   0.50.6 - 1.20.5 - 0.884.95 - 89.47 - 8.5max   0.35max   0.22.5 - 3.5
Comment: Al is a basis; the percentage of Al is given approximately.


Limiting operating condition of the material   АO3-7   ( АО3-7 )
Load Speed Load * Speed Temperature
MPa m/s MPa * m/s Grade
19.515   100




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]

  АO3-7   ( АО3-7 ) - Alluminium antifriction alloys: 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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