GamerItems/src/main/resources/data/gameritems/recipes/orium_chestplate.json

{
    "type": "minecraft:crafting_shaped",
    "pattern": [
        "F F",
        "FFF",
        "FFF"
    ],
    "key": {
        "F": {
            "item": "gameritems:orium_ingot"
        }
    },
    "result": {
        "item": "gameritems:orium_chestplate",
        "count": 1
    }
}