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Characteristics for grade     АK8   ( АК8 )



      Grade :   АK8   ( АК8 ) (   1380     АКД8   )
      Classification :   Aluminium wrought alloys
      Equivalent grades:   Go here



Chemical composition in % for grade   АK8   ( АК8 )
Fe Si Mn Cr TiAl Cu Mg Zn Impurity -
max   0.70.5 - 1.20.4 - 1max   0.1max   0.1590.8 - 953.9 - 50.2 - 0.8max   0.25other, each 0.05; all 0.15 Ti+Zr < 0.2
Comment: Al is a basis; the percentage of Al is given approximately.


Mechanical properties under Т=20oС for grade   АK8   ( АК8 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 21488-97     430-450  8-10  Quenching and artificial aging
Bar, GOST 51834-2001     460 335-3658   Quenching and artificial aging
Profile     490 450 7 15 Hardening and ageing


    Brinell hardness for     АK8   ( АК8 )   ,       HB 10 -1 = 110 - 120   MPa
    Brinell hardness for     АK8   ( АК8 )   (quenching, ageing) ,       HB 10 -1 = 135   MPa


Physical properties for grade   АK8   ( АК8 )
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 0.74     2800   43
100   22.5 168   838  


Equivalent steels for grade     АK8   ( АК8 )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapanEnglandEuropeanItalyInter
-DIN,WNrJIS BSEN UNIISO
AA2014
AA2214
3.1255
AlCuSiMn
2014
L97
L98
ENAW-2014
ENAW-AlCu4SiMg
P-AlCu4.4SiMnMg
2014
AlCu4SiMg



Types of delivery of grade   АK8   ( АК8 )
B55 - Bars


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]

  АK8   ( АК8 ) - Aluminium wrought 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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