W – Tungsten WC – Tungsten Carbide / Widia Co – Cobalt Mo – Molybdenum Ta – Tantalum Nb – Niobium Re – Rhenium Hf – Hafnium Ti – Titanium Zr – Zirconium V – Vanadium Ni – Nickel Cr – Chromium Sn – Tin Sb – Antimony Bi – Bismuth Ge – Germanium Ga – Gallium In – Indium Ag – Silver Au – Gold Pt – Platinum Pd – Palladium Rh – Rhodium Ir – Iridium Ru – Ruthenium