This document is a guide detailing the services provided by Cetim in addressing issues related to cast or forged parts. It outlines the various problems users may encounter, such as non-compliance with specifications, tool wear or breakage, and damages during operation. Cetim's experts are equipped to perform comprehensive assessments, propose corrective actions, and ensure compliance with material and design specifications. The guide describes the on-site interventions that can be conducted, including non-destructive testing to determine the acceptability of parts. It also explains how advanced laboratory techniques can identify the root causes of failures, such as defects or material non-compliance. Additionally, the document highlights the use of digital tools for defect prediction and impact assessment, as well as Cetim's role in drafting specifications for part procurement. With over 50 years of experience, Cetim offers specialized training sessions to enhance the skills of personnel in the field.