C21000 copper coil is made from a basic coppe···
C12200 coil is a high purity copper alloy, al···
C12000 welding performance and cold bending p···
C12000 copper coil is made from a high-purity···
C10100 copper coil is made from anly pure cop···
C10200 copper coil is made from anly pure cop···
C11000 copper coil is made from a copper-base···
C28000 copper plate is made from a copper-zin···
C27200 copper plate is a high-quality copper ···
