minimal cost & time strategy for wcm rail in esco

Esco needed to add its production basket diversity and response to internal market in order to cut the country transit industry dependency to be survive in the global competitive of steel market. the answer was new development production in the rail way industries. rolling mill 650 is the heavy section mill workshop constructed by russian company and commissioned in 1970. by refer to the history of its modifications and resulted experiences for u33 rail production; it seemed it was the best volunteer for this purpose. but due to the international conditions on that time and some company financial issues and also the market conditions, choosing the best solution via the usual methods like opcis was very complicated. so the opportunities and threats aspects beside of the usual technical and financial aspects extracted out and evaluated to find the best solution. the selected solution not only led esco developed its new production, but also caused it to be entered in the way of world class manufacturing. for this purpose esco should continue its activity improvement and produce new types of rails and of course the iranian chain suppliers must be established to complete this series in order to have a competitive transit industry.