UPDATE 1-Thyssen to sell stainless steel unit in $3.5 bln deal
January 31, 2012 at 03:57 AM EST
FRANKFURT, Jan 31 (Reuters) - ThyssenKrupp will go ahead with the sale of its stainless steel business to Finland's Outokumpu after clearing the 2.7-billion-euro ($3.5 billion) deal with its powerful trade unions.