Outokumpu Armetal Stainless Pipe - OASP | Home OASP, autokumpu, outokompo, armetal, middle east, stainless steel, steel work, steel suppliers, steel works, steel manufacturer, steel supply, industrial stainless, industrial stainless steel, stainless steel work, stainless steel manufacturer, stainless steel supply OASP is the First and leading manufacturer of a wide range of stainless steel products in the Middle East. OASP manufactures and sells a wide range of stainless steel in the form of welded process pipes, welded tubes, sheets and fittings which are used predominantly in the construction and manufacturing industry.