Recipe·Basic materials
Blueprint: Cobalt Case Steel
Needs the full game In the free version skills stop at level 4, and this asks for 
Engineering lv 6The full game is a one-time purchase inside the app (Full Game Unlock).
Engineering lv 6The full game is a one-time purchase inside the app (Full Game Unlock).Ingredients
| Item | Qty. | How to get it |
|---|---|---|
 Case-Hardened Steel | ×5 | crafting Blueprint: Case-Hardened Steel |
 Carbon-Ceramic Compound | ×5 | salvage Military Convoy Salvage |
Products
| Item | Qty. | Chance |
|---|---|---|
 Cobalt Case Steel | ×1 | 100% |
Required skills
Blueprint needed
Tier 2 and higher blueprints are used up on each craft: one blueprint per craft. Some skills and items give a chance to keep it.
Where to craft
- ✓Aniid Kin Workshop lv 3
- ✓Prosperity Workshop lv 3
- ✓Twin Rocks Workshop lv 3
Facility levels as the game server shows them; ? means the level was not read yet.
Crafting tree
- Cobalt Case Steel
- Case-Hardened Steel×5
Steel×25
Iron Ingot×75
Iron Ore×150gathering Iron node · crafting Iron Ore
Coal×75gathering Coal node · crafting Coal
Carbon Compounds×25salvage Industrial Waste
- Carbon-Ceramic Compound×5salvage Military Convoy Salvage
Total raw materials
- Iron Ore×150gathering Iron node · crafting Iron Ore
- Coal×75gathering Coal node · crafting Coal
- Carbon Compounds×25salvage Industrial Waste
- Carbon-Ceramic Compound×5salvage Military Convoy Salvage
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.
Tiers of this line
Each tier of this line has another name. Research turns the blueprint of one tier into the blueprint of the next.