The Differences Between the Boeing 777 Variants

modal777Strategic use of composites and advanced alloys. Advanced alloys saved 1,450 kilograms (3,200 pounds) of structural weht on the 777. Selected for mechanical properties and for theirThe 777-200LR was the second transport in the 777-X family. It was the flht test program desned to check b wing on standard fuselage. Boeing estimated the -200LR