Marine, automotive, and aircraft parts, cryogenics, TV towers, drilling rigs, transportation equipment, missile components, armor plate. Applications requiring weldable moderate-strength alloy having comparatively good corrosion resistance
Aluminum 5086 Composition detail
Al (aluminum)
93
–
96.2
%
Cr (chromium)
0.05
–
0.25
%
Cu (copper)
0
–
0.1
%
Fe (iron)
0
–
0.5
%
Mg (magnesium)
3.5
–
4.5
%
Mn (manganese)
0.2
–
0.7
%
Si (silicon)
0
–
0.4
%
Ti (titanium)
0
–
0.15
%
Zn (zinc)
0
–
0.25
%
Other
0
–
0.15
%
Aluminum 5086 Physical properties
Density
2.64
–
2.67
g/cm3
Aluminum 5086 Mechanical properties
Young’s modulus
70
–
73.6
GPa
Specific stiffness
26.3
–
27.7
MN.m/kg
Yield strength (elastic limit)
97
–
107
MPa
Tensile strength
241
–
266
MPa
Specific strength
36.5
–
40.4
kN.m/kg
Elongation
14
–
18
% strain
Compressive strength
97
–
200
MPa
Flexural modulus
70
–
73.6
GPa
Flexural strength (modulus of rupture)
97
–
107
MPa
Shear modulus
27
–
28.4
GPa
Bulk modulus
69
–
72.5
GPa
Poisson’s ratio
0.33
–
0.343
Shape factor
40
Hardness – Vickers
76
–
84
HV
Elastic stored energy (springs)
65.5
–
80.1
kJ/m3
Fatigue strength at 10^7 cycles
125
–
135
MPa
Fatigue strength model (stress range) Parameters: Stress Ratio = -1, Number of Cycles = 1e7cycles
117
–
145
MPa
Aluminum 5086 Impact & fracture properties
Fracture toughness
27
–
37
MPa.m0.5
Toughness (G)
10.4
–
18.7
kJ/m2
Aluminum 5086 Thermal properties
Melting point
585
–
640
°C
Maximum service temperature
80
–
100
°C
Minimum service temperature
-273
°C
Thermal conductivity
125
–
135
W/m.°C
Specific heat capacity
963
–
1e3
J/kg.°C
Thermal expansion coefficient
23.8
–
25
µstrain/°C
Thermal shock resistance
54.9
–
62
°C
Thermal distortion resistance
5.08
–
5.58
MW/m
Latent heat of fusion
384
–
393
kJ/kg
Aluminum 5086 Electrical properties
Electrical resistivity
5.4
–
5.7
µohm.cm
Electrical conductivity
30.2
–
31.9
%IACS
Galvanic potential
-0.82
–
-0.74
V
Aluminum 5086 Magnetic properties
Magnetic type
Non-magnetic
Aluminum 5086 Optical, aesthetic and acoustic properties
Transparency
Opaque
Acoustic velocity
5130
–
5260
m/s
Mechanical loss coefficient (tan delta)
1e-4
–
0.002
Aluminum 5086 Processing properties
Metal casting
Unsuitable
Metal cold forming
Excellent
Metal hot forming
Acceptable
Metal press forming
Excellent
Metal deep drawing
Acceptable
Machining speed
152 m/min
Weldability Notes: Preheating and post weld heat treatments are not required
Excellent
Aluminum 5086 Durability
Water (fresh)
Excellent
Water (salt)
Acceptable
Weak acids
Excellent
Strong acids
Excellent
Weak alkalis
Acceptable
Strong alkalis
Unacceptable
Organic solvents
Excellent
Oxidation at 500C
Unacceptable
UV radiation (sunlight)
Excellent
Galling resistance (adhesive wear) Notes: Aluminum alloys perform poorly when self-mated but can be processed without galling when mated with steels.
Limited use
Flammability
Non-flammable
Aluminum 5086 Corrosion resistance of metals
Stress corrosion cracking Note: Rated in chloride; Other susceptible environments: Halide, water
Susceptible
Aluminum 5086 Standards with similar compositions
Australia: 5086 to AS 1734, 5086 to AS 2848.1
Belgium: 5086 to NBN P21-001
Canada: 0.5086 to CSA HA.4
Europe: EN AW-5086 to CEN EN 573-3
France: 5086 to NF A50-411, 5086 to NF A50-451, 5086 to NF A50-701, EAlMg3.5 to NF A81-331, MAlMg3.5 to NF A81-331
Germany: 3.3545/AlMg4Mn to DIN 1725-1
Hungary: AlMg4 to MSZ 3714/1
International: AlMg4 to ISO 209-1
Japan: A5086P to JIS H4000, A5086S to JIS H4100
Norway: 17213 to NS 17213
USA: 5018A, 5086, 5086 to ASTM B209M, 5086 to ASTM B210M, 5086 to ASTM B221M, 5086 to ASTM B241M, 5086 to ASTM B313/B313M, 5086 to ASTM B345/B345M, 5086 to ASTM B547/B547M, 5086 to QQ A-200/5, 5086 to QQ A-250/19, 5086 to QQ A-250/7, UNS A95086
