| iron → MadeOf → iron ore | 0.47 | |
| iron → MadeOf → stainless steel | 0.47 | |
| iron → MadeOf → heavier tubing | 0.41 | |
| iron → MadeOf → solid hand forgings | 0.41 | |
| iron → MadeOf → iron and steel scrap | 0.40 | |
| iron → MadeOf → steel | 0.40 | |
| iron → MadeOf → wood | 0.38 | |
| iron → MadeOf → coal | 0.37 | |
| iron → MadeOf → connective cells-- | 0.27 | |
| iron → MadeOf → meteoric siderite | 0.27 | |
| iron → MadeOf → pet bones | 0.27 |