The U.S. aerospace industry is expected to post a record trade surplus in 2015, buoyed by strong demand for U.S. commercial airplanes and weapons, the Aerospace Industries Association (AIA) said on Tuesday. AIA Chief Executive Officer David Melcher told reporters the U.S. aerospace trade balance grew by $19 billion over the past five years to reach a record $62 billion in 2014, and was on track to top the record this year. In remarks prepared for the group’s annual year-end luncheon, Melcher lauded increased efforts by the U.S.