1) Shelf support 2) Steel cleat 
A piece of iron that forms a right angle and is used to span openings and support masonry at the openings. In brick veneer, they are used to secure the veneer to the foundation. Also known as shelf angle. 
A piece of iron that forms a right angle and is used to span openings and support masonry at the openings. In brick veneer, they are used to secure the veneer to the foundation. Also known as shelf angle.
An angle iron is a length of steel or iron bent at a right angle along its long dimension and used as a support or structural framework. Merkley Supply carries angle irons for use in masonry projects.
A structural steel angle; used for lintels to support masonry over openings, such as doors, windows or fireplaces.
An iron or steel structural member that has been cast, rolled, or folded so that its cross section is L-shaped. See also: Iron.
an iron or steel bar, brace, or cleat in the form of an angle. · a piece of structural iron or steel having a cross section in the form of anSee illus. under