2017 aluminium alloy explained

2017 Aluminium alloy has copper, iron, magnesium, manganese and silicon as main alloying elements. ^[1]

Chemical composition

Element	Content (%)
Aluminum	91.5 - 95.5
Copper	3.5 - 4.5
Iron	0.7 max
Manganese	0.4 - 1
Magnesium	0.4 - 0.8
Silicon	0.2 - 0.8
Zinc	0.25 max
Titanium	0.15 max
Chromium	0.1 max
Remainder (each)	0.05 max
Remainder (total)	0.15 max

Mechanical properties

Properties	Values
Tensile strength (annealed)	179 MPa
Yield strength (annealed)	69 MPa
Elongation (annealed)	22%
Elastic modulus	72 GPa
Shear strength (annealed)	124 MPa

Thermal properties

Thermal Properties ^[2]	Values
CTE, linear 68°F	23.6 μm/m-°C
Specific Heat Capacity	0.88 J/g-°C
Thermal Conductivity	134 W/m-K
Melting Point	513 - 641 °C

Notes and References

1. Web site: 6 May 2013. 2017 Aluminium alloy. live. https://web.archive.org/web/20151027045336/http://www.azom.com/article.aspx?ArticleID=8721 . 2015-10-27 .
2. Web site: 2017 Aluminium alloy properties. live. https://web.archive.org/web/20040515210732/http://asm.matweb.com:80/search/SpecificMaterial.asp?bassnum=MA2017T4 . 2004-05-15 .