The new BfA Blacksmithing skill is named differently for the two factions, but the name is the only difference between them. Kul Tiran Blacksmithing is the Alliance version and Zandalari Blacksmithing is the Horde version.
Most high-level Battle for Azeroth Blacksmithing recipes has 3 ranks. Higher rank recipes reduce the materials required to create a recipe, and also give skill points much longer.
Most high-level Battle for Azeroth Blacksmithing recipes has 3 ranks. Higher rank recipes reduce the materials required to create a recipe, and also give skill points much longer.