This is all the recipies for metals in the Real Life Mod:
All the Aluminum Recipies:
All the Copper Recipies:
All the Hardened Steel Recipies:
(The above 2 are for crafting HardSteel, the 1st with Nickle, the 2nd with Silver.)
All the Nickle Recipies (Not Including Crafting HardSteel):
And all the Silver Recipies (Not Including Crafting HardSteel):