Aluminium alloy 6060

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Chemical composition

Nominal chemical composition

Al-0,5Mg-0,45Si

Normalized chemical composition

Table 1 –
The chemical composition of the alloy 6060 by EN 573-3 in comparison with alloys 6063 AD31 and GOST 4784-97

comparison of alloys 6060, 6063 and AD31

See. table 1 and figure below. Alloy 606035 – internal company HYDRO c alloy narrowed intervals of chemical elements in the alloy 6060. This alloy is often used in the production of aluminum profiles for walling – window, doors, facades.

Metallurgical characteristics

Wrought
Thermally hardenable
Частичные аналоги: сплавы 6063 and AD31.
Compared with 6063 AD31 and abortion 6060 It has an excessive content of Si relative to the magnesium. The silicon content is about the same, а содержание магния значительно ниже: 0,35-0,6 instead 0,45-0,9 %.
Максимальное содержание железа: 0,30 compared with 0,35 % in 6063 and 0,5 % in AD31.
The place of alloy 6060 among other 6xxx series alloys – look. picture below.

designations

EN 573-3:2013: EN AW-6060 и EN AW-Al MgSi
Teal Sheet – Aluminium Association: 6060
Unified Numbering System (UNS): А96060
ISO 209:2007: 6060
DIN 1725-1 (отменен): AlMgSi0,5 и 3.3206

Typical applications

Enclosing constructions, such as windows, facade constructions, enter the store, winter gardens.
internal partitions, stairs, fences, rail.
Теплорассеивающие элементы («гребенки») электронных приборов, including, computers.
Flexible Assembly Systems, elements of engineering equipment.
Details trucks body.
Interior equipment of passenger cars.
irrigation, heating and cooling pipes.
Furniture and office equipment.

Mechanical properties

Normalized mechanical properties

Table 2 –
requirements EN 755-2:2016 к механическим свойствам
extruded rods, tubes and profiles of alloy 6060

Typical mechanical properties

See. table 2:

tensile strength
предел текучести (0,2 %)
удлинение (А)
Shear strength
Vickers hardness

Table 2 – Typical mechanical properties of the alloy 6060 [1]

Poisson's ratio

0,33

Модуль упругости (модуль Юнга)

in tension and compression - 69000 MPa
Shear - 26000 MPa.

Physical properties

Density

2,70 g / cm³ at 20 ° C

melting interval

from 600 by 655 ° C.

The coefficient of linear thermal expansion

23,5 мкм/(м · К) в интервале от 20 by 100 ° C.

Thermal conductivity

200 Вт/(м · К)

Specific heat

880-900 Дж/(кг · К)

electrical conductivity

52 % IACS (54 % по отношению к отожженной меди)

Technological properties

compressibility

alloy compressibility 6060 по сравнению с другими сплавами серии 6ххх [4]

Weldability

Good arc-welded under inert gas, in particular, argon arc welding, as non-consumable electrode (GTAW-TIG), and consumable electrode (GMWA-MIG).
Conventional welding alloy - 4043.