Standard by GB2101-80
(1)Hot rolling common channel steel (GB707-88)
Main use: Common Channel is mainly used for building structures, vehicle manufacturing and other industrial. structures, often used in conjunction with the I-beam.
(2)Hot rolling light channel steel (YB164-63)
Hot rolling light channel steel is a thin-walled steel, hot rolled channel than the average have better economic results. Its standard models ranging from 5-40 #. 1966 rule of standard requirements specifications range from 10-40 #.
Main use: building and steel structure and other purposes.
Due to the production batch, the specific model is different, the above of pictures are for reference only, for further details you can contact our sales staff to carry out the specific verification .