Di PT. Krakatau Steel (persero) Tbk. Cilegon Menggunakan
steel wire rod in the PT. Krakatau Steel (Persero) Tbk. Cilegon using six sigma approach. The high number of steel wire rod defect caused a wire rod mill division defect percentage always exceed the limit permitted by the company and result in losses. Six sigma approach is performed using several methods such as calculating the defect