Item·Materials
Case-Hardened Steel
Steel with a specially hardened outer layer created by introducing carbon into the surface during heat treatment. The hard case resists penetration while the tough steel core absorbs the energy behind it, giving heavy armor the best properties of both hard and tough materials working together.
Obtained bycrafting1
How to obtain
Crafted in recipes 1
Blueprint needed 1
Blueprint: Case-Hardened Steel traders · faction store The Institute
Crafting tree
Case-Hardened Steel
Steel×5
Iron Ingot×15
Iron Ore×30gathering Iron node · crafting Iron Ore
Coal×15gathering Coal node · crafting Coal
Carbon Compounds×5salvage Industrial Waste
Total raw materials
Iron Ore×30gathering Iron node · crafting Iron Ore · processing Iron Ore Flake
Coal×15gathering Coal node · crafting Coal · processing Coal Flake, Black Gunpowder
Carbon Compounds×5salvage Industrial Waste
Uses the main recipe of each ingredient; items that can be gathered or looted count as raw materials. Output chances and alternative recipes are not considered.
Uses
Ingredient in recipes 4
| Recipe | Produces | Qty. | Facility |
|---|---|---|---|
| Blueprint: Cobalt Case Steel | ×5 | Workshop lv 3 | |
| Schematics: Warden Chestplate | ×10 | Workshop lv 2 | |
| Schematics: Warden Helmet | ×5 | Workshop lv 2 | |
| Schematics: Warden Legs Armor | ×8 | Workshop lv 2 |




