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.
Complete test matrix for this study
| Steel | Specimen type | Side-grooved? | Loading rate | Number of tests performed | ||
|---|---|---|---|---|---|---|
|
| ||||||
| EDM slit | Fatigue precrack | Saw-cut | ||||
| T200 | CVN | Yes | Impact | 10 | 10 | 5 |
| Quasi-static | 5 | 5 | — | |||
| No | Impact | — | 4 | 4 | ||
| KLST | No | 5 | 5 | — | ||
| X65 | CVN | Yes | Impact | 10 | 10 | — |
| Quasi-static | 5 | 5 | — | |||
| KLST | No | Impact | 5 | 5 | — | |
