This paper introduces the conception of environmental conscious materials

reviews the advantages of the nonferrous metals based on Al and Ti alloys

as the ecomaterials

for automobiles

astronavigation

deep sea exploit and super high buildings

and points out that the nonferrous metals used as ecomaterials must lay stress on returning nature

recycling of materials and harmonizing ecological circumstances.These are the necessary facts for the design and production of nonferrous metals and alloys and composites.