7178 Aluminum


Alloy 7178 is a high strength alloy with magnesium and copper as the major alloying elements. It is heat treatable and develops improved mechanical properties from precipitation hardening.


Commonly used in the manufacture of aircraft and other structures.


ASTM B209, B221, B241,B316
QQ-A-200/13, QQ-A-200/14, QQ-A-250/14, QQ-A-250/21, QQ-A-250/21, QQ-A-250/28, QQ-A-430C
MIL-A-9180, MIL-A-9186
SAE J454
UNS A97178

Available Forms

  • Bar
  • Plate
  • Rod
  • Sheet
  • Tubes