United States · SAE

2124

SAE AMS 4101E:2012 — Aluminum Alloy,Plate 4.4Cu-1.5Mg-0.60Mn(2124-T851) Solution Heat Treated,Stretched,and Precipitation Heat Treated UNS A92124

Chemical composition

ElementminmaxSimilarRemarks
Al​​Bal​​​​Bal​​
Cr0.1
Cu3.84.9
Fe0.3
Mg1.21.8
Mn0.30.9
Others total0.05
Si0.2
Ti0.15
Total Others0.15
Zn0.25

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
Plates, Solution heat treated, cold worked and artificially aged +T851, 101.6 < t <= 127 mm≤379；≤365≤441；≤421≤4；≤1.5；≤5
Plates, Solution heat treated, cold worked and artificially aged +T851, 127 < t <= 152.4 mm≤372；≤352≤434；≤400≤4；≤1.5；≤5
Plates, Solution heat treated, cold worked and artificially aged +T851, 25.4 < t <= 50.8 mm≤393；≤379≤455；≤441≤5；≤1.5；≤6
Plates, Solution heat treated, cold worked and artificially aged +T851, 50.8 < t <= 76.2 mm≤393；≤379≤448；≤434≤4；≤1.5；≤6
Plates, Solution heat treated, cold worked and artificially aged +T851, 76.2 < t <= 101.6 mm≤386；≤372≤448；≤427≤4；≤1.5；≤5
Plates +T851, 101.6 < t <= 127 mm +L A-basis value acc. t MMPDS-05:2010≥379≥441
Plates +T851, 101.6 < t <= 127 mm +L B-basis value acc. MMPDS-05:2010≥400≥455
Plates +T851, 101.6 < t <= 127 mm +LT A-basis value acc. MMPDS-05:2010≥55≥64
Plates +T851, 101.6 < t <= 127 mm +LT B-basis value acc. MMPDS-05:2010≥400≥455
Plates +T851, 101.6 < t <= 127 mm +ST A-basis value acc. MMPDS-05:2010≥365≥421
Plates +T851, 101.6 < t <= 127 mm +ST B-basis value acc. MMPDS-05:2010≥379≥427
Plates +T851, 127 < t <= 152.40 mm +L A-basis value acc. t MMPDS-05:2010≥372≥434
Plates +T851, 127 < t <= 152.40 mm +L B-basis value acc. MMPDS-05:2010≥386≥448
Plates +T851, 127 < t <= 152.40 mm +LT A-basis value acc. MMPDS-05:2010≥372≥434
Plates +T851, 127 < t <= 152.40 mm +LT B-basis value acc. MMPDS-05:2010≥386≥448
Plates +T851, 127 < t <= 152.40 mm +ST A-basis value acc. MMPDS-05:2010≥352≥400
Plates +T851, 127 < t <= 152.40 mm +ST B-basis value acc. MMPDS-05:2010≥365≥407
Plates +T851, 25.4 < t <= 38.1 mm +L A-basis value acc. t MMPDS-05:2010≥393≥455
Plates +T851, 25.4 < t <= 38.1 mm +L B-basis value acc. MMPDS-05:2010≥434≥476
Plates +T851, 25.4 < t <= 38.1 mm +LT A-basis value acc. MMPDS-05:2010≥393≥455
Plates +T851, 25.4 < t <= 38.1 mm +LT B-basis value acc. MMPDS-05:2010≥427≥469
Plates +T851, 25.4 < t <= 38.1 mm +ST A-basis value acc. MMPDS-05:2010≥379≥441
Plates +T851, 25.4 < t <= 38.1 mm +ST B-basis value acc. MMPDS-05:2010≥414≥455
Plates +T851, 38.1 < t <= 50.80 mm +L A-basis value acc. t MMPDS-05:2010≥393≥455
Plates +T851, 38.1 < t <= 50.80 mm +L B-basis value acc. MMPDS-05:2010≥421≥469
Plates +T851, 38.1 < t <= 50.80 mm +LT A-basis value acc. MMPDS-05:2010≥393≥455
Plates +T851, 38.1 < t <= 50.80 mm +LT B-basis value acc. MMPDS-05:2010≥421≥469
Plates +T851, 38.1 < t <= 50.80 mm +ST A-basis value acc. MMPDS-05:2010≥379≥441
Plates +T851, 38.1 < t <= 50.80 mm +ST B-basis value acc. MMPDS-05:2010≥407≥455
Plates +T851, 50.8 < t <= 76.20 mm +L A-basis value acc. t MMPDS-05:2010≥393≥448
Plates +T851, 50.8 < t <= 76.20 mm +L B-basis value acc. MMPDS-05:2010≥421≥469
Plates +T851, 50.8 < t <= 76.20 mm +LT A-basis value acc. MMPDS-05:2010≥393≥448
Plates +T851, 50.8 < t <= 76.20 mm +LT B-basis value acc. MMPDS-05:2010≥421≥469
Plates +T851, 50.8 < t <= 76.20 mm +ST A-basis value acc. MMPDS-05:2010≥379≥434
Plates +T851, 50.8 < t <= 76.20 mm +ST B-basis value acc. MMPDS-05:2010≥407≥441
Plates +T851, 76.2 < t <= 101.6 mm +L A-basis value acc. t MMPDS-05:2010≥386≥448
Plates +T851, 76.2 < t <= 101.6 mm +L B-basis value acc. MMPDS-05:2010≥414≥462
Plates +T851, 76.2 < t <= 101.6 mm +LT A-basis value acc. MMPDS-05:2010≥386≥448
Plates +T851, 76.2 < t <= 101.6 mm +LT B-basis value acc. MMPDS-05:2010≥414≥462
Plates +T851, 76.2 < t <= 101.6 mm +ST A-basis value acc. MMPDS-05:2010≥372≥427
Plates +T851, 76.2 < t <= 101.6 mm +ST B-basis value acc. MMPDS-05:2010≥393≥434

Fatigue

1.Plates; Solution heat treated, cold worked and artificially aged (T851); Rotating beam; R=-1; T: 20°C; R.R. Moore rotating beam

Test conditions
ItemDetail
ProductPlates; Solution heat treated cold worked and artificially aged (T851)
ExperimentRotating beam; R=-1; T: 20°C
SpecimenR.R. Moore rotating beam
Stress life
No.SpecimenStress (MPa)Cycles
1R.R. Moore rotating beam1E7
2NotchedR.R. Moore rotating beam
3round1E7
4Round notch; Kt: 3.001E7
5R.R. Moore rotating beam5E8
6NotchedR.R. Moore rotating beam
7round5E8
8Round notch; Kt: 3.005E8
9R.R. Moore rotating beam1E7
10NotchedR.R. Moore rotating beam
11round1E7
12Round notch; Kt: 3.001E7
13R.R. Moore rotating beam1E7
14NotchedR.R. Moore rotating beam
15round1E7
16Round notch; Kt: 3.001E7

Creep

1.Solution heat treated, cold worked and artificially aged (T851)   35 < t <= 50mm

Temperature ℃Time hRp1Rp0.5Rp0.2Rp0.1CRS
250.1h475.0460.0450.0490.0
251.0h470.0455.0450.0485.0
2510.0h460.0455.0440.0485.0
25100.0h455.0455.0475.0
251000.0h455.0450.0475.0
1000.1h435.0425.0420.0415.0450.0
1001.0h420.0415.0400.0395.0435.0
10010.0h400.0395.0380.0370.0415.0
100100.0h385.0380.0360.0345.0400.0
1001000.0h365.0360.0340.0315.0380.0
1500.1h380.0370.0350.0340.0400.0
1501.0h360.0350.0330.0310.0370.0
15010.0h340.0330.0310.0285.0345.0
150100.0h310.0305.0285.0250.0315.0
1501000.0h275.0270.0235.0205.0290.0
15010000.0h220.0205.0235.0
150100000.0h170.0
1770.1h345.0340.0325.0305.0365.0
1771.0h315.0310.0290.0260.0340.0
17710.0h290.0285.0260.0230.0305.0
177100.0h255.0240.0205.0170.0270.0
1771000.0h195.0170.0145.0115.0205.0
17710000.0h145.0
177100000.0h90.0
2050.1h305.0295.0275.0260.0325.0
2051.0h275.0270.0250.0220.0290.0
20510.0h240.0235.0205.0170.0255.0
205100.0h195.0180.0150.0115.0200.0
2051000.0h125.0110.075.062.0130.0
20510000.0h70.062.085.0
205100000.0h52.0
2300.1h260.0250.0235.0215.0275.0
2301.0h235.0220.0205.0170.0240.0
23010.0h185.0180.0150.0115.0195.0
230100.0h125.0115.0130.0
2301000.0h75.0
23010000.0h48.0
230100000.0h34.0
2600.1h205.0200.0180.0165.0215.0
2601.0h180.0170.0150.0130.0185.0
26010.0h130.0125.0105.070.0140.0
260100.0h75.070.085.0
2601000.0h48.0
26010000.0h32.0
260100000.0h23.0
3150.1h110.0105.095.090.0110.0
3151.0h90.085.070.059.095.0
31510.0h55.052.045.038.059.0
315100.0h34.032.026.024.038.0
3151000.0h23.022.025.0