Today, due to increasing competition and dynamism of economy and business activities, adopting a strategic approach to supply chain management and supplier selection is undeniable necessity. Suppliers are one of the most vital parts of supply chain and supplier selection issues are complex issues that may have many qualitative and quantitative concerns. The presented frameworks in the previous research are unable to response dynamism strategic and provide an appropriate framework, in this study, strategic cooperation approaches and supplier selection criteria have combined. For this purpose, components of cooperation strategies and supplier selection criteria have been counted and based on quality function deployment approach, the relationship between them has been specified. Finally, using fuzzy TODIM method, strategic weight of criteria has been obtained. in this study, because of expert oriented data, the non-sampling method is used for gathering data. The statistical population consist of supply chain experts and managers of Yazd Alloy Steel corporation. For analyzing data, a the oretical sampling was used and a non-statistical sample including ten experts was selected. As a result, a strategic supplier selection framework and strategic weight of every component, were determined. The results of data analysis show that among the 20 criteria, five criteria including "product quality", "strategic planning", "History of suppliers", "risk prediction" and "R & D Management" are in the first to fifth priorities in terms of importance respectively.