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