The Smelters' Yard allows you to transform Iron into Steel necessary for the Clan Stronghold development. Upgrading this building increases its effectiveness and speed of resource transformation.
| Level | Time | Iron | Silver | Timber | Plates | Ale | Thoriars | Scrolls | Precious Dust | Requirements | Stronghold Influence | Maximum of resource received | Transformation speed | Reduced Transformation Cost |
| 1 | 1w 3d 00h 00m 00s | 15 000 000 | 10 000 000 | 2 000 | 2 000 | 2 500 | 100 | Carpenters' Yard 1 | 62 000 000 | 2 000 | 0% | 0% | ||
| 2 | 2w 1d 00h 00m 00s | 3 950 | 3 950 | 4 900 | 1 400 | 125 | Carpenters' Yard 2 | 86 500 000 | 2 000 | 2% | 1% | |||
| 3 | 6w 2d 00h 00m 00s | 31 400 | 31 400 | 39 200 | 11 000 | 150 | Carpenters' Yard 3 | 125 000 000 | 2 000 | 4% | 2% | |||
| 4 | 9w 5d 00h 00m 00s | 34 000 | 34 000 | 42 500 | 12 000 | 185 | 1 750 | Carpenters' Yard 4 | 170 000 000 | 2 000 | 7% | 3% | ||
| 5 | 383w 3d 00h 00m 00smore 7 years | 315 000 | 315 000 | 390 000 | 110 000 | 100 000 | 2 500 | Carpenters' Yard 5 | 243 000 000 | 2 000 | 10% | 5% | ||
| 403w 00h 00m 00smore 7 years | 15 000 000 | 10 000 000 | 386 350 | 386 350 | 479 100 | 134 400 | 100 560 | 4 250 | 686 500 000 |
English