7150 aluminium alloy

Summary

Aluminium 7150 alloy is a heat treatable wrought alloy. It is used in the aerospace industry for manufacturing aircraft components. Heat treatment can improve its anti-corrosion properties with a low corresponding decrease in strength.[1][2]

Chemical composition

Element[1] Content (%)
Aluminum 85.9 - 89.5
Zinc 7.2 - 8.2
Magnesium 2 - 2.9
Copper 1.2 - 1.9
Silicon ≤ 0.15
Titanium ≤ 0.10
Iron ≤ 0.20
Chromium 0.10 - 0.22
Manganese ≤ 0.20
Other (total) ≤ 0.15

Properties

Properties Value
Density[1] 2.84 g/cm3
Ultimate tensile strength[3] 607 MPa
Yield strength[3] 565 MPa
Elongation at break[3] 11%
Fracture toughness[3] 26.4 MPa-m½

Alternate designations

It has the following alternate designations:[4]

  • AA 7150
  • AMS 4252A
  • 4306A
  • 4307S
  • 4345A
  • UNS A97150

References

  1. ^ a b c "7150 aluminum alloy". 8 May 2013.{{cite web}}: CS1 maint: url-status (link)
  2. ^ "Aluminum alloy 7150 pdf" (PDF).{{cite web}}: CS1 maint: url-status (link)
  3. ^ a b c d "Aluminum 7150 properties".{{cite web}}: CS1 maint: url-status (link)
  4. ^ "Aluminum alloy 7150". 15 June 2019. doi:10.31399/asm.hb.v02b.a0006742. S2CID 240497092. {{cite journal}}: Cite journal requires |journal= (help)CS1 maint: url-status (link)

External links

  1. Sun, Rui-ji; Sun, Qing-qing; Xie, Yue-huang; Dong, Peng-xuan; Chen, Qi-yuan; Chen, Kang-hua (1 May 2016). "Enhancing corrosion resistance of 7150 Al alloy using novel three-step aging process". Transactions of Nonferrous Metals Society of China. 26 (5): 1201–1210. doi:10.1016/S1003-6326(16)64192-4.
  2. http://www.icaa-conference.net/ICAA12/pdf/P046.pdf
  3. https://www.researchgate.net/publication/240427022_Hot_deformation_behavior_of_7150_aluminum_alloy_during_compression_at_elevated_temperature
  4. https://www.researchgate.net/publication/286794197_Mechanical_properties_and_exfoliation_behavior_of_7150-RRA_aluminum_alloy_retrogressed_at_175C
  5. https://inis.iaea.org/search/search.aspx?orig_q=RN:44025414

Aluminium alloy table