Alcoa (NYSE:AA) announced that its aluminum lithium plate is featured in NASA’s friction-stir welded, spun-form dome that makes its debut today at the Marshall Space Flight Center in Huntsville, Ala.

Friction stir dovetailing joins thick plates of aluminum to steel. The new process will be used to make lighter-weight military vehicles that are more agile and fuel efficient. The U.S. military ...

This car door was made stamped out of a blank of aluminum made up of a heavy-gauge piece of aluminum joined to a lighter-gauge sheet. The heavier metal was used on the right side of the door (white ...

• The process is completed in a few seconds with very high reproducibility - an essential requirement for a mass production industry. Now, a new variant from the same stable of friction processes, ...