Petroni has participated nine times in the World Cup of Pool, reaching the quarterfinals with his partner Angelo Millauro in 2006. In the years 2007, 2008, 2009, 2010, 2012, and 2013 was his partner Bruno Muratore, however, the duo left (2007 in the first round, 2008, 2009, 2010, 2011 and 2013 in the last 16). Only in 2012 were the quarterfinals, which was lost however against the later finalists Poland. In 2014, he made the Italian team, who left the Stephan Cohen and Alex Montpellier in the first round.