Angle iron is metal in the form of two perpendicular lines (90 degree angles). Angle iron is usually produced with the same length, namely 6 meters, the shape is also similar to a right angled triangle, only it doesn't close on one side, or we can also see it like a letter V. There are many reasons that make angle iron classified as a basic building material. Angle iron has strong and sturdy resistance, so there is no need to question the sturdiness of angle iron. In practice this angle iron is often applied in industry, automotive, furniture building, and is widely used by contractors and fabricators.