C28000 copper bar is made from a copper-zinc ···
C27400 copper bar is made from an alloy with ···
C27200 copper bar is made from a high-purity ···
C27000 copper bar is made from an alloy conta···
C26800 copper bar is made from a copper-zinc ···
C26200 has high copper content, excellent mec···
C26100 copper bar is widely adopted for havin···
C26000 copper bar is featured by high copper ···
C24000 copper bar is a low-zinc alloy compose···