Implementation of Lean Six Sigma in an Effort to Reduce the Failure of the Pipe Quality Load Test: Implementasi Lean Six Sigma Dalam Upaya Mengurangi Kegagalan Uji Beban Kualitas Pipa. PELS [Internet]. 2021 July 8 [cited 2026 Nov. 5];1(2). Available from: https://pels.umsida.ac.id/index.php/PELS/article/view/933