Steel Hy-Tuf
| AMS Number | Alloy | Type | UNS | Cross Ref. Spec | Misc./Shape | |
|---|---|---|---|---|---|---|
| AMS 6418 Bar | Hy-Tuf | Steel | K32550 | MIL-S-7108 | Bar | |
| AMS 6418 Forging | Hy-Tuf | Steel | K32550 | MIL-S-7108 | Forging | |
| AMS 6418 Ring | Hy-Tuf | Steel | K32550 | MIL-S-7108 | Ring | |
| AMS 6418 Tubing | Hy-Tuf | Steel | K32550 | MIL-S-7108 | Tubing | |
| AMS 6425 Bar | Hy-Tuf | Steel | K32550 | - | Bar | |
| AMS 6425 Forging | Hy-Tuf | Steel | K32550 | - | Forging | |
| AMS 6425 Tubing | Hy-Tuf | Steel | K32550 | - | Tubing | |
| AMS 6453 | Hy-Tuf | Steel | K32550 | - | Wire | |