From Valheim Wiki
Crafting stations is the backbone of crafting. Each station, and its subsequent upgrades, does their own thing. Workbenches focus on crafting early game materials, mostly to deal with Wood, whereas Forges focus on crafting with Bars.
|Artisan station||Black forge||By hand||Cooking station||Cauldron|
|Eitr refinery||Forge||Galdr table||Hammer|