Delaware Steel Co is a wholesale flat rolled distribution company located in Pennsylvania. We specialize inIn domestic steel mill seconds and over runs. We maintain a large inventory located across the US housed in public warehouse facilities. Delaware is a third generation family business placing great value on servicing our vendors and customers. Our long time staff are very experienced steel professionals providing a wealth of knowledge in all aspects of the secondary distribution market.our products include hot rolled, cold rolled, all coated, plate and wire rod.