C10200 ottone + Cu-OF
C10200+TU1+COPPER+Placcatura dorata
C10200+TU2+COPPER+Placcatura dorata
C11000+ottone+Cu-ETP
rame C35600+CuZn34Pb2
ramu+C28000 +CuZn40
ramu + C28000
C10200+TU2+COPPER