Channel steel is a strip of steel with a cross section.
Channel steel is a strip of steel with a cross section. The specifications of the method, such as 120*53*5, mean waist height of 120 mm, leg width of 53 mm channel, waist thickness of 5 mm channel, or called 12# channel. The same height of the channel, if there are several different leg width and waist thickness, also need to add a, B, C on the right side of the model to distinguish, such as 25a#, 25b#, 25c# and so on.
The box is denoted by 12# (H) * leg width (b) * waist thickness (d), such as 120*53*5, which means that the waist height is 120 mm, the width of the leg is 53 mm, and the channel is 5 mm thick, or called channel steel. The same height of the channel, if there are several different leg width and waist thickness, also need to add a, B, C on the right side of the model to distinguish, such as 25a#, 25b#, 25c# and so on
