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Grade 7049A
Other Names
Corresponding Standard JIS H 4040-2015
Aluminium and aluminium alloy bars and wires
Classification Aluminum and Aluminum Alloys
7049A Chemical Element Composition Content (%)
Component Fe Si Mn Cr Cu Ti Zn Mg Other Individual Other Total More
Minimum Value - - - 0.05 1.2 - 7.2 2.1 - - Al:余量；Zr+Ti≤0.25
Maximum Value 0.5 0.4 0.5 0.25 1.9 0.1 8.4 3.1 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.
7049A Mechanical Properties
condition Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
%
Extruded bars (BE); d ≤ 100 7049A T6 Solution Heat Treatment + Artificial Aging (T6) ≥610 ≥530 A
≥5
Extruded bar (BE); 100 < d ≤ 125 Solution Heat Treatment + Artificial Aging (T6) ≥560 ≥500 ≥5
Extruded bar (BE); 125 < d ≤ 150 Solution Heat Treatment + Artificial Aging (T6) ≥520 ≥430 ≥5
Extruded bar (BE); 150 < d ≤ 180 Solution Heat Treatment + Artificial Aging (T6) ≥450 ≥400 ≥3
Extruded bars (BE); d ≤ 100 7049A T6510 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6510) ≥610 ≥530 ≥5
Extruded bar (BE); 100 < d ≤ 125 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6510) ≥560 ≥500 ≥5
Extruded bar (BE); 125 < d ≤ 150 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6510) ≥520 ≥430 ≥5
Extruded bar (BE); 150 < d ≤ 180 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6510) ≥450 ≥400 ≥3
Extruded bars (BE); d ≤ 100 7049A T6511 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6511) ≥610 ≥530 ≥5
Extruded bar (BE); 100 < d ≤ 125 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6511) ≥560 ≥500 ≥5
Extruded bar (BE); 125 < d ≤ 150 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6511) ≥520 ≥430 ≥5
Extruded bar (BE); 150 < d ≤ 180 Solid Solution Heat Treatment + Relieve Residual Stress + Artificial Aging Hardening (T6511) ≥450 ≥400 ≥3
Cold drawn rod (BD); d ≤ 80 7049A T6 Solid Solution Heat Treatment + Artificial Aging (T6) ≥590 ≥500 ≥7
① A50mm、A（5.65√S0）- gauge length，S0-Specimen area，s=S0，unit mm sq
② d-diameter、thickness or width across flats, unit mm；s - cross section area, unit mm sq
7049A Corresponding Standards(Same grade name, different standards)
1 GB /T 3190-2008
7049A
2 GB /T 3190-2020
7049A
3 JIS H 4040-2015
7049A A7049A BE A7049A BD
4 GB /T 3191-2019
7049A

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