According to the Chinese standard GB/T 699-2015, the diameters of carbon structural steel round bars range from 5.5mm to 250mm. It should be noted in particular that steels with a diameter of less than 5.5mm are not applicable to this standard. The diameters of carbon structural steel round bars are allowed to have certain tolerances, which are specified according to the different diameter grades. In addition, carbon structural steel round bars are usually available in lengths of 6m or 12m.

Answers

• 
  What are the differences in thickness and production process between medium and thick steel plates and hot rolled steel plates? 20/12/2024 16:13:18
• 
  What are the differences between PE lining and plastic coating? 04/12/2024 17:18:59
• 
  What are the acceptance criteria for hot-dip galvanized square tubes? 03/12/2024 05:26:54
• 
  How to distinguish between 304 and 201 stainless steel plates? 29/11/2024 17:07:20
• 
  Stainless steel wire rope or galvanized steel wire rope, which one is stronger? 27/11/2024 15:03:48