
U.S. Air Force Global Strike Command wants a contractor to help renovate the ducts on the Boeing [BA] B-1B bomber's engine bleed air distribution system (EBADS). "Hydrogen embrittlement is common in the titanium [EBADS] ducting on the B-1," an Oct. 4 EBADS performance work statement (PWS) said. "Ruptures in these titanium ducts in unmonitored areas can cause substantial damage to the aircraft due to heat soaking from prolonged exposure to high temperature bleed air, and are a safety concern." "Due…