Hoʻopiliʻo Byyllium Cooproper i ka formability me nā waiwai ikaika kiʻekiʻe loa i ka wā o ka nui o ka nui o 1050 mpa. Hiki iā lākou ke hoʻopau i ke kaumaha kiʻekiʻe, e hana maikaʻi loa i nā mahana kiʻekiʻe a he mea hilinaʻi nui loa i ka corrosion. ʻO keʻano uila o ke kumukūʻaiʻo Beryllium he 20 a 60% Iacs.