Explanatory notes
… of tungsten (wolfram) ‑ 0.1 % or more of vanadium ‑ 0.05 % or more of zirconium … aluminium, molybdenum, titanium, tungsten (wolfram), vanadium. (b) Non‑alloy free‑cutting steel … Chapters. As raw material, the iron and steel industry uses various natural iron ores (oxides, hydrated oxides, …Legal note
… of tungsten (wolfram) ‑ 0.1 % or more of vanadium ‑ 0.05 % or more of zirconium … aluminium, molybdenum, titanium, tungsten (wolfram), vanadium. (b) Non‑alloy free‑cutting steel … at least two of the three elements molybdenum, tungsten and vanadium with a combined content by weight of 7 % or more, …