| Specification | AMS 4455 | AMS 4483aa | |
|---|---|---|---|
| Form | Investment casting | Permanent mold casting | |
| Temper | T6 | T6 | |
| Location within casting | Any area | ||
| Basis | S | S | |
| Mechanical Propertiesc: | |||
| Ftu, ksi | 17c | 17c | |
| Fty, ksi | 9.5c | 10c | |
| Fcy, ksi | 9.5 | 10 | |
| Fsu, ksi | |||
| Fbru, ksi: | |||
| (e/D = 1.5) | |||
| (e/D = 2.0) | |||
| Fbry, ksi: | |||
| (e/D = 1.5) | |||
| (e/D = 2.0) | |||
| e, percent | 1b | ||
| E, 103 ksi | 6.5 | ||
| Ec, 103 ksi | 6.5 | ||
| G, 103 ksi | 2.4 | ||
| μ | 0.35 | ||
| Physical Properties: | |||
| ω, lb./in.3 | 0.0651 | ||
| C, K, and α | |||
a Noncurrent specification.
- b Reference should be made to the specific requirements of the procuring or certificating agency with regard to the use of the above values in the design of castings.
- c When specified on drawing, conformance to tensile property requirements is determined by testing specimens cut from castings.
MIL-HDBK-5J
31 January 2003