China · GB

2014A

GB/T 3880.1:2012 — Wrought aluminium and aluminium alloy plates，sheets and strips for general engineering - part 1: Technical conditions of delivery

Chemical composition

wt% · log scale
0.010.1110Cr0.1Cu3.9 – 5Fe0.5Mg0.2 – 0.8Mn0.4 – 1.2Ni0.1Others Total0.05Si0.5 – 0.9Ti0.15Total Others0.15Zn0.25Zr+Ti0.2
  • min – max range
  • typical value

Mechanical properties

value range by condition
Yield strength Rp0.2≤110 MPaTensile strength Rm≤235 MPa0.2mm < t ≤ 0.5mm, OYield strength Rp0.2≥225 MPaTensile strength Rm≥400 MPa0.2mm < t ≤ 0.5mm, T4Yield strength Rp0.2≥380 MPaTensile strength Rm≥440 MPa0.2mm < t ≤ 0.5mm, T6Yield strength Rp0.2≤110 MPaTensile strength Rm≤235 MPaElongation A≥14 %0.5mm < t ≤ 1.5mm, O

Chemical composition

ElementminmaxSimilarRemarks
Al​​Bal​​​​Bal​​
Cr0.1
Cu3.95
Fe0.5
Mg0.20.8
Mn0.41.2
Ni0.1
Others Total0.05
Si0.50.9
Ti0.15
Total Others0.15
Zn0.25
Zr+Ti0.2

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
0.2mm < t ≤ 0.5mm, O≤110≤235
0.2mm < t ≤ 0.5mm, T4≥225≥400
0.2mm < t ≤ 0.5mm, T6≥380≥440
0.5mm < t ≤ 1.5mm, O≤110≤235≥14 Lo = 50mm
0.5mm < t ≤ 1.5mm, T4≥225≥400≥13 Lo = 50mm
0.5mm < t ≤ 1.5mm, T6≥380≥440≥6 Lo = 50mm
1.5mm < t ≤ 3mm, T6≥380≥440≥7 Lo = 50mm
1.5mm < t ≤ 6mm, O≤110≤235≥16 Lo = 50mm
1.5mm < t ≤ 6mm, T4≥225≥400≥14 Lo = 50mm
115mm < t ≤ 140mm, T6≥350≥410≥4
12.5mm < t ≤ 25mm, T4≥250≥400≥12
12.5mm < t ≤ 25mm, T6≥410≥460≥6
25mm < t ≤ 40mm, T4≥250≥400≥10
25mm < t ≤ 40mm, T6≥400≥450≥5
3mm < t ≤ 6mm, T6≥380≥440≥8 Lo = 50mm
40mm < t ≤ 60mm, T6≥390≥430≥5
40mm < t ≤ 80mm, T4≥250≥395≥7
60mm < t ≤ 90mm, T6≥390≥430≥4
6mm < t ≤ 12.5mm, T4≥250≥400≥14 Lo = 50mm
6mm < t ≤ 12.5mm, T6≥410≥460≥8 Lo = 50mm
90mm < t ≤ 115mm, T6≥370≥420≥4