Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Linear FFA Design Parameter Values
| Parameter | Value, mm (in) | Parameter | Value |
|---|---|---|---|
| ri | 6.35 (0.250) | n | 2 |
| ro | 22.225 (0.875) | Young’s modulus, E | 1586 kPa (230 ksi) |
| r2 | 14.2875 (0.5625) | Poisson’s ratio, v | 0.408 |
| ai | 13.0175 (0.5125) | kb | 120 N/mm (685 lbf/in) |
| bo | 15.5575 (0.6125) | Ae | 1310.965 mm2 (2.032 in2) |
| h | 0.762 (0.030) |
