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Aluminium, 2124 Plate

This grade is a heat treatable alloy with good strength and is recommended for moderately elevated temperature applications. The grade is usually produced and supplied in plate form and used in Aircraft Structures.

Chemical Composition (Weight %)
  Si Fe Cu Mn Mg Cr Zn Ti Other each Other total Al
Min

3.8 0.30 1.20





Max 0.20 0.30 4.9 0.90 1.80 0.10 0.25 0.15 0.05 0.15 Bal

Typical Mechanical Properties (Min) T851
Nominal wall thickness mm Tensile Strength, MPa Yield Strength 0.2%, MPa  Elongation %
38-51 455 324 6
51-76 448 393 6
76-102 448 386 5
102-127 441 379 5
127-152 434 372 5

 

Related Specifications and Conditions

2124-T351, T851 UNS A92124, AMS4101, AMS-QQ-A250/29, EN2422

Available Forms 

Plate
 
Chemical Composition (Weight %)
  Min Max
Si   0.20
Fe   0.30
Cu 3.8 4.9
Mn 0.30 0.90
Mg 1.20 1.80
Cr   0.10
Zn   0.25
Ti   0.15
Other each   0.05
Other total   0.15
Al   Bal

Typical Mechanical Properties (Min) T851
Nominal thickness mm 38-51
Tensile Strength, MPa 455
Yield Strength 0.2%, MPa 324
 Elongation % 6
51-76
Tensile Strength, MPa 448
Yield Strength 0.2%, MPa 393
 Elongation % 6
76-102
Tensile Strength, MPa 448
Yield Strength 0.2%, MPa 386
 Elongation % 5
102-127
Tensile Strength, MPa 441
Yield Strength 0.2%, MPa 379
 Elongation % 5
127-152
Tensile Strength, MPa 434
Yield Strength 0.2%, MPa 372
 Elongation % 5
 

Related Specifications and Conditions

2124-T351, T851 UNS A92124, AMS4101, AMS-QQ-A250/29, EN2422

Available Forms 

Plate