Carlyle sells off steel group for $3.53bn By Julie MacIntosh in New York Published: August 13 2008 00:24 | Last updated: August 13 2008 00:24 The Carlyle Group agreed on Tuesday to sell John Maneely, a US manufacturer of steel pipes and tubes, to Russian steelmaker Novolipetsk Steel for $3.53bn, culminating a two-year turnround process. Carlyle has voluntarily filed to have the deal reviewed by the Committee on Foreign Investment in the United States (Cfius), a panel that seeks to protect certain US national security interests from foreign investment.