PERALUMAN^®-460

EN AW-5083 / Al Mg4,5Mn0,7

Brief description

Alcan alloy Peraluman®-460 is used for apparatus and machine parts which are subjected to moderate stress.

Examples include welded machines and assemblies, shipbuilding, pressure vessels and cryogenic apparatus.

Chemical composition (weight %)

Si	Fe	Cu	Mn	Mg	Cr	Zn	Ti+Z
max 0.4	max 0.4	max 0.10	0.40 1.00	4.0 4.9	0.05 0.25	max 0.25	max 0.15

Physical properties (nominal values)

Density	2.66 g/cm3
Elastic modulus	71000 MPa
Lin. thermal expansion coefficient (20°-100°C)	23.8 10-6 K-1
Thermal conductivity	105 -120 W/mK
Electrical conductivity (20°C)	15 - 17 MS/m

Processing methods

Weldability

TIG/MIG Filler alloy	excellent AA 5183 AA 5356
by resistance	excellent

Surface treatments

Anodizing technical	excellent
Anodizing decorative	moderate

Machinability

• good

Corrosion Behaviour

• excellent in inland atmosphere
• good in marine atmosphere

Availability

Peraluman®-460 plates are available in tempers H111 or H112 (annealed - stretched) in the following dimensions:

Thickness)	Max. Width
8.0 - 140 mm	2200 mm
141 - 150 mm	1950 mm

For thicknesses above 150 mm, the alloy Fibral ® is recommended.

Mechanical strength

Min. tensile properties (Standards EN 485-2, ASTM B209M)

Thickness (over... to)	Rm [MPa]	Rp0.2 [MPa]	A50 [%]
Tempers	0 H111	(EN 485-2:2008, ASTM B209M-07) (EN 485-2:2008)
7.9 -12.5 mm		270 - 345	115	16
12.5-50mm		270 - 345	115	15
50-80mm		270 - 345	115	14
80-120mm		260	110	12
120-150mm		255	105	12
Temper	H112	(EN 485-2:2008, ASTM B209-07)
7.9 - 12.5 mm		275	125	12
12.5 - 40mm		275	125	10
40 - 80mm		270	115	10
80 - 120 mm*		260	110	10

* only according to EN 485-2:2008

Typical strength for various thicknesses
Temper H111

Thickness (over... to)	Rm [MPa]	Rp0.2 [MPa]	A50 [%]	HB
7.9 - 60 mm	295	150	23	77
60 - 150mm	290	150	22	75