Stainless steel channel bar is a long strip of steel with a groove section shape. The same as I-beam steel, stainless steel channel steel is also divided into ordinary channel steel and light channel steel, the model and specification are also expressed in the waist height (h)× leg width (b)× waist thickness (d) millimeters, such as 120×53×5 channel steel, that is, the waist height 120mm, round steel, need to add a, b, c on the right side of the model to distinguish.