As Founder and Principal Metallurgist of Blomberg Cast Products, Stan Blomberg has over 50 years experience in providing tube support "hanger" castings for both OEM's and field repair contractors. Thirty five of those years have been dedicated exclusively to perfecting the art and science of heat resistant tube support castings / "hangers", for both OEM's and field repair contractors. He has worked in the foundry profession in a number of foreign countries. [Europe, Asia, and Latin America] The tube hanger business originated in the 1980's as part of Pacific Southern Foundries, a major steel foundry in Bakersfield, California. During the 1990's it continued to grow as Kern Pattern and Castings, Inc., with Stan Blomberg as Principal Owner and President.Since 2000 the heat resistant steel casting business continues as Blomberg Cast Products with Stan as President. Stan has also authored multiple articles on foundry quality assurance published by various Foundry Trade Association Journals.