C54400 Free Cutting Phosphor Bronze CuSn4Zn4Pb4 - UNS.C54400 Phosphor Bronze Alloys, is a multi-alloy phosphor ... bronze C54400 Free Cutting Phosphor Bronze CuSn4Zn4Pb4 - UNS.C54400 Phosphor Bronze Alloys, is a multi-alloy phosphor ... annealed, this metal can be bent, formed, blanked, and stamped CuSn4Zn4Pb4 UNS.C54400 Free Cutting Phosphor Bronze Alloys