BibTex Citation Data :
@article{J.Gauss41884, author = {Hananta Triatmaja and Mustafid Mustafid and Triastuti Wuryandari}, title = {PENGENDALIAN MULTIVARIATE DENGAN DIAGRAM KONTROL MEWMA PADA ANALISIS SIX SIGMA}, journal = {Jurnal Gaussian}, volume = {14}, number = {1}, year = {2025}, keywords = {Baja Karbon ,Pengendalian Kualitas, Six Sigma, MEWMA, Analisis Kemampuan Proses Multivariate}, abstract = { As one of the largest carbon steel producing industries, PT Raja Besi Semarang is always required to meet consumer needs by continuously improving its quality. Carbon steel is one of the manufacture of carbon steel pipes. There are three characteristics that are prioritized for attention, namely porosity, rust and cracks in order to improve the quality of carbon steel production. Six Sigma is a method for controlling quality. Six Sigma has a focus on reducing defects, achieving a standard of 3.4 defects per million opportunities. The purpose of this research is to identify the process of carbon steel production using the Six Sigma method with the MEWMA control chart and process capability to meet standards. The Multivariate Exponentially Weighted Moving Average (MEWMA) control chart is a tool used to control process averages in meeting standards. The results in this study obtained control using the MEWMA control chart using a lambda of 0.7 indicating that the process was statistically controlled and the sigma value for porosity was 3.5, rust was 4.5 and crack was 4.9. and has a process capability value of 1.733786 which indicates that the process is running according to standards. }, issn = {2339-2541}, pages = {212--223} doi = {10.14710/j.gauss.14.1.212-223}, url = {https://ejournal3.undip.ac.id/index.php/gaussian/article/view/41884} }
Refworks Citation Data :
As one of the largest carbon steel producing industries, PT Raja Besi Semarang is always required to meet consumer needs by continuously improving its quality. Carbon steel is one of the manufacture of carbon steel pipes. There are three characteristics that are prioritized for attention, namely porosity, rust and cracks in order to improve the quality of carbon steel production. Six Sigma is a method for controlling quality. Six Sigma has a focus on reducing defects, achieving a standard of 3.4 defects per million opportunities. The purpose of this research is to identify the process of carbon steel production using the Six Sigma method with the MEWMA control chart and process capability to meet standards. The Multivariate Exponentially Weighted Moving Average (MEWMA) control chart is a tool used to control process averages in meeting standards. The results in this study obtained control using the MEWMA control chart using a lambda of 0.7 indicating that the process was statistically controlled and the sigma value for porosity was 3.5, rust was 4.5 and crack was 4.9. and has a process capability value of 1.733786 which indicates that the process is running according to standards.
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