copper sheet(Cu62%,65%,68%70%,99%) 1.material and size are nonstandard 2.low price and high precision brass sheet Item name plateItem No ... steel,iron ,aluminum alloy,red copper,brass,bronze alloy are avaiabelprocessstamping, deep drawing, welding, Bending, sheet metal fabrication, and metal assemblycertificateISO9001:2008 ...