In Project Zomboid Build 42, 8 items carry the base:ironmaterial tag. Recipes and actions that ask for "any ironmaterial" accept any of them, so you can use whichever one you have.
| Item | Category | Weight |
|---|---|---|
| Iron Bar | Material Weapon | 2 |
| Iron Bar Half | Material Weapon | 1 |
| Iron Bar Quarter | Material | 0.5 |
| Iron Block | Material | 2 |
| Iron Block (Pierced) | Material | 2 |
| Iron Chunk | Material | 0.5 |
| Iron Chunk (Pierced) | Material | 0.5 |
| Iron Piece | Material | 0.1 |
8 items: Iron Bar, Iron Bar Half, Iron Bar Quarter, Iron Block, Iron Block (Pierced), Iron Chunk, Iron Chunk (Pierced), Iron Piece.
Figures on this page are read from the Build 42 game files (42.22, November 2026). Chances are relative weights inside each loot table, not exact drop rates. Your game is the final word: if it disagrees with us, tell us and we will fix the page.