Metal
Aluminum 7175-T74 hand forging, 25.4-100 mm (MIL-HDBK-5H)
Historical public-release S-basis T74 hand-forging reference through 100 mm.
Properties
Physical
| Property | Value | Unit |
|---|---|---|
| Density | 2796 | kg/m^3 |
Mechanical
| Property | Value | Unit |
|---|---|---|
| Ultimate tensile strength, L | 489.528 | MPa |
| Tensile yield strength, L | 420.58 | MPa |
| Ultimate tensile strength, LT | 482.633 | MPa |
| Tensile yield strength, LT | 399.896 | MPa |
| Compressive yield strength, L | 420.58 | MPa |
| Compressive yield strength, LT | 420.58 | MPa |
| Ultimate shear strength | 282.685 | MPa |
| Elongation, L | 9 | % |
| Elongation, LT | 5 | % |
| Ultimate tensile strength, ST | 468.843 | MPa |
| Tensile yield strength, ST | 393.001 | MPa |
| Compressive yield strength, ST | 413.685 | MPa |
| Elongation, ST | 4 | % |
| Ramberg-Osgood exponent, tension L | 34 | - |
| Ramberg-Osgood exponent, tension LT | 26 | - |
| Ramberg-Osgood exponent, tension ST | 13 | - |
| Ramberg-Osgood exponent, compression L | 27 | - |
| Ramberg-Osgood exponent, compression LT | 17 | - |
| Ramberg-Osgood exponent, compression ST | 19 | - |
| Young's modulus | 70.327 | GPa |
| Compression modulus | 73.084 | GPa |
| Shear modulus | 26.89 | GPa |
| Poisson's ratio | 0.33 | - |
Units
Condition
- Condition
- 7175-T74; hand forging; 25.4-100 mm thickness at heat treatment
- Temper
- T74
- Heat treatment
- solution heat treated and overaged to T74 condition
- Product form
- hand forging
- Thickness / diameter range
- 1.001-3.937 in (25.4-100 mm), within the 1.001-4.000 in table bands
- Test direction
- L, LT and ST where available; lower listed value across applicable columns
- Processing route
- hand-forged high-purity heat-treatable aluminum-zinc alloy
- Temperature range
- 21 ... 21 degC
- Notes
- Room-temperature historical handbook values. Applicability is limited to the exact alloy, temper/condition, product form, size band, material axis, statistical basis, and specification identified by the cited table. Historical reference only; confirm the current procurement specification and material test report.
Standards
No material standards linked.
Record status
- Category
- Metal
- Unit system
- Common SI