... ,and other molybdenum alloy products .2.Tungsten Series : tungsten boat ,tungsten wire ,tungsten filament ,tungsten sheet ,tungsten tube ,tungsten plate ,tungsten bars ... ,.tantalum alloy foil .and othes .4.Niobium series : Nb seamlesstube ,and others5. Titanium series : titanium sheet ,titanium rod ,titanium foil .titanium bar ,titanium ...