Grade 7075
USA UNS A97075
Corresponding Standard SAE AMS-QQ-A-250/12-2007
Aluminum Alloy 7075, Plate and Sheet
Classification Aluminum and Aluminum Alloys
7075 Chemical Element Composition Content (%)
Component Fe Si Mn Cr Cu Ti Zn Mg Other Individual Other Total More
Minimum Value - - - 0.18 1.2 - 5.1 2.1 - - Al:余量
Maximum Value 0.5 0.4 0.3 0.28 2 0.2 6.1 2.9 0.05 0.15
"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.
7075 Mechanical Properties
thickness
t
inch
Heat Treatment or Condition
Tensile Strength
σb
ksi
Yield Point
σs
ksi
Elongation or Extension Rate
δ
%
0.015~0.499 O ≥40.04 ≥21.04 ≥10
0.5~2 O ≥40.04 - ≥10
0.008~0.011 T6 and T62 ≥74 ≥63 ≥5
0.012~0.039 T6 and T62 ≥76 ≥67 ≥7
0.04~0.125 T6 and T62 ≥78 ≥68 ≥8
0.126~0.249 T6 and T62 ≥78 ≥69 ≥8
0.250~0.499 T651 and T62 ≥78 ≥67 ≥9
0.5~1 T651 and T62 ≥78 ≥68 ≥7
1.001~2 T651 and T62 ≥77 ≥67 ≥6
2.001~2.5 T651 and T62 ≥76 ≥64 ≥5
2.501~3 T651 and T62 ≥72 ≥61 ≥5
3.001~3.50 T651 and T62 ≥71 ≥58 ≥5
3.501~ 4 T651 and T62 ≥67 ≥54 ≥3
0.040~0.249 T73 ≥67 ≥56 ≥8
0.25~1 T7351 ≥69 ≥57 ≥7
1.001~2 T7351 ≥69 ≥57 ≥6
2.001~2.5 T7351 ≥66 ≥52 ≥6
2.501~3 T7351 ≥64 ≥49 ≥6
3.001~3.5 T7351 ≥63 ≥48 ≥6
3.501~4 T7351 ≥61 ≥48 ≥6
Approximate Comparison Table Wrought aluminum and aluminum alloy
China United States International Organization for Standardization Germany European Standard Australia
ISC ASTM UNS ISO Numerical Grade W-Nr. L-Nr. EN Australian Standard AS
7075 7075 A97075 AlZn5.5MgCu A97075 AlZnMgCu1.5 3.4365
A97075
EN-AW-AlZn5.5MgCu 7075
A97075

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