... Steel Angles equal and unequal steel 1.size: 20mm-250mm 2.Material: Q195/235/345 A36 SS400 ST37/52,S235JR 3.Length: 6m Steel Angles ... 1. Description: A kind of strip steel bearing the section with two orthogonal sides, it is divided into equal angle and unequal ... ,derrick frame and so on .3. Steel grade: Q195-235;Q235B,Q345B,SS400,SS540 ... composition,stable mechanical properties. Steel Angles