2Vijayaram T R,Sulaiman S, Hamouda A M S, et al. Foundry quality control aspects and prospects to reduce scrap rework and rejection in metal casting manufacturing industries [J]. Journal of Materials Processing Technology, 2006,178 : 39-43.
4ISO copyright office.ISO/TS 16949:2002.TECHNICAL SPECIFICATION-Quality management system-particular requirements for the application of ISO 9001:2000 for automotive production and relevant service part organizations[s].Switzerland:ISO copyright office,2002.