Aluminum 7049
7049 aluminum alloy is a forged alloy. It has excellent resistance to stress corrosion cracking. The following data table will provide more detailed information about 7049 aluminum alloy.
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Chemical Composition
Element | Content(%) |
Aluminum | 88.7 |
Zinc, Zn | 7.6 |
Magnesium, Mg | 2.5 |
Copper, Cu | 1.5 |
Chromium, Cr | 0.15 |
Physical Properties
Properties | Metric | Imperial |
Density | 2.84 g/cc | 0.103 lb/in3 |
Melting Point | 477 – 635.0 °C | 890 – 1175 °F |
Mechanical Properties
Properties | Metric | Imperial |
Hardness, Brinell | 135 | 135 |
Hardness, Knoop | 170 | 170F |
Hardness, Rockwell A | 50.5 | 50.5 |
Hardness, Rockwell B | 82 | 82 |
Hardness, Vickers | 155 | 155 |
Tensile Strength, Ultimate | 517 MPa | 75000 psi |
Tensile Strength, Yield | 448 MPa | 65000 psi |
Elongation at Break | 12% | 12% |
Modulus of Elasticity | 71.7 GPa | 10400 ksi |
Poissons Ratio | 0.33 | 0.33 |
Shear Modulus | 27.6 GPa | 4000 ksi |
Shear Strength | 303 MPa | 44000 psi |
Thermal Properties
Properties | Metric | Imperial |
Specific Heat Capacity | 0.960 J/g-°C | 0.229 BTU/lb-°F |
Thermal Conductivity | 154 W/m-K | 1070 BTU-in/hr-ft²-°F |
Applications
Aluminum 7049 is used in the following application areas:
· Aircraft main landing gear
· missile accessories
otherproduct
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