9B004 Orodja, matrice in naprave za spajanje v trdnem stanju "superzlitinskih", titanovih ali intermetalnih kombinacij kril in diskov iz točk 9E003.a.3 ali 9E003.a.6 za plinske turbine.
9B004 Tools, dies or fixtures for the solid state joining of "superalloy", titanium or intermetallic airfoil-to-disk combinations described in 9E003.a.3. or 9E003.a.6. for gas turbines.