Explanatory notes
… Iron‑carbon alloys containing by weight more than 6 % but not more than 30 % of manganese and otherwise conforming … from rolling (for example, grooves, ribs, chequers, tears, buttons, lozenges) and those which have been perforated, … pyrites cinder (the sintered iron oxides remaining after burning off the sulphur from pyrite, marcasite, pyrrhotite, …Legal note
… Iron‑carbon alloys containing by weight more than 6 % but not more than 30 % of manganese and otherwise conforming … from rolling (for example, grooves, ribs, chequers, tears, buttons, lozenges) and those which have been perforated, …