Those are carbon steels but most have significant alloying elements which make them better suited to the electric furnace than the coal forge. The 15N20 and L6 would be the best for the coal forge from the list you have, I think. You listed O2 twice which could just be a typing mistake so if you meant O1 for one of those you would find that to be an excellent blade steel especially if treated in your furnace but with passable results possible in the coal forge ...
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