AL9 (Russia / GOST) Material Properties

Alternative designations: АЛ9
Material group: Nonferrous Alloys / Aluminium
Country/Standard: Russia / GOST

Data updates

Latest Update: 2020-03
Total number of updates: 2
Update History:
2016-06

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Tensile Strength 137 MPa view details
Elongation, A 1 % view details
Brinell Hardness (HB) 45 view details
Tensile Strength 19.9 ksi view details
Elongation, A 1 % view details
Brinell Hardness (HB) 45 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 69 — 79 GPa view details
Density 2.6 — 2.9 kg/dm³ view details
Poisson Coefficient 0.33 view details
Modulus of Elasticity 10 E+03 — 11.5 E+03 ksi view details
Density 0.094 — 0.105 lb/in³ view details
Poisson Coefficient 0.33 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
Remainder
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
Be
VALUE
≤ 0.10
UNIT
%
CAS NUMBER
7440-41-7
CRITERIA
Cu
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
val1
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UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mg
VALUE
val1
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UNIT
%
CAS NUMBER
7439-95-4
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Other
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Sn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-31-5
CRITERIA
Ti+Zr
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Zn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-66-6

GOST 1583: 1993 / Aluminium casting alloys. Specifications

Heat Treatments

  • T5 - Hardening and short (incomplete) artificial aging, heating temperature at 535 +/-5°C, 2 - 7h, and cooling in water at 20-100°C, aging 150 +/- 5°C, 1 - 3h;<br /> T2 - Aging 300 +/- 10°C, 2 - 4h; <br /> T4 - Solution heat treated and naturally aged (T4), heating temperature at 535 +/-5°C, 2 - 6h, and cooling in water at 20-100°C;<br /> T5 - Hardening and short (incomplete) artificial aging, heating temperature at 535 +/-5°C, 2 - 6h, and cooling in water at 20-100°C, aging 150 +/- 5°C, 1 - 3h