Technical data sheet AA1050

Description

General purpose material; Al-Mg alloy, with intermediate strength, very high corrosion resistance, good weldability, very good dimensional stability.
Supplied in form of rolled sheets and plates up to 250 mm thickness and of cast plates up to 600 mm.

Typical applications

Parts of machinery, tools, also of large size, medium stressed, for which high starting thickness is required.
Large forming dies, for forming techniques requiring medium pressure or prototypic or pre-series production.
Parts to be embodied into welded assemblies.
Parts for elevated temperature applications.

Typical mechanical properties at room temperature

Rm (MPa)       270
Rp0.2 (MPa)   130
A5 (%)             10

Minimum mechanical properties at room temperature

Thickness mm from-to	100-150	151-250	251-350
Rm (MPa) L LT	275 275	240 240	220 220
Rp0.2 (MPa) L LT	105 105	100 100	100 100
A5 (%) LT	8	7	6
E (MPa)	71000	71000	71000
Ec (MPa)	71700	71700	71700
G (MPa)	26400	26400	26400

Physical properties

Density:                                                2,70 g/cm3
Thermal conductivity at 20 °C                120 W/m °C
Specific heat:       at 20 °C                0,215 Cal/Kg °C
Coefficient of linear thermal expansion:
                                  from 20 °C              22,3 x 10-6 mm/mm °C
                                  from 20 to 100 °C   24,2
                                  from 20 to 200 °C   25,0
                                  from 20 to 300 °C   26,0

Technological properties:

Machining                 very good
Buffing                 acceptable
Welding                 good (TIG - MIG)

Mechanical properties at elevated temperatures

See AA 5083.

Tolerances:

Per EN-485-3

Available sizes

Full sheets and plates in width 950, 1050, 1130, 1220, 1350, 1430, 1530, 1700 and length up to 4500 mm.
Cut-to-size blocks
Disks
Rings

Aviometal