Models, such as TQM (Management of the Total Quality); QFD (Unfolding of Function Quality); ISO (International Organization for Standardization); TPM (Total Productive Maintenance, or ' ' Productive maintenance Total' '), they start to be part of day-by-day of the companies who search by means of the management of the quality a competitive advantage. All these models of management of the total quality, plus some others mentioned here, do not have well to be structuralized so that if it gets the satisfaction of the customers and the maximum return of the invested capital of the shareholders. The organizations have to produce quality products, not more as a strategy of differentiation in the market, but as an preexistence condition. Who is deceived thinks that the concern with the product quality offered to the customers is recent thing. For return of 2150 B.C., the Hamurabi code already at the time demonstrated a concern with durability and functionality of the produced habitations, in such a way that, if a constructor negotiated a property that was not solid the sufficient to take care of its purpose and fell down, it, construction, would be immolated ' '. (OLIVEIRA, 2004). Searching exactly to more develop activities systemize, the organizations some models search to still use these, or, being based on the considered models, to develop its proper model that allows it to reach the longed for objective, that is, to more take care of the customers with and better products by means of more efficient and efficient activities. In this perspective, the present work has as objective to present the methodology World Class Manufacturing? WCM as a model of management of the company ArcelorMitttal Inox Brazil, as half to reach its organizacionais objectives. 2.REVISO BIBLIOGRAPHICAL the quality is perceived when the company possesss a system capable to project a product that conquers the preference of the consumer to an inferior cost to the competitor.