According to the standards stipulated in the Chinese standard GB/T 706-2016, the size of the channel steel is mainly represented by the height (h), the width of the waist plate (b), and the thickness of the waist plate (d1, d2). Various models and specifications of channel steel are defined in the standard, for example, there are different models such as 5cm, 6.5cm, and 8cm. The weight of the channel steel can be calculated according to its size. In general, weight can be expressed in terms of weight per unit length, such as kilograms per meter (kg/m) or tons per meter (t/m).

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