Russian Standard (II)

 　　Russian GOST 5781-82 standards A400C, A500C, A600C

　　Russian standard threaded steel bars/GOST 5781-82 standard

　　1. Ribbed steel bars are divided into three yield strength levels based on mechanical properties: A400C

　　A500C、A600C。 Nominal size: 6-40mm.

　　Russian Steel Bar Standard Note:

　　For steel bars with a diameter greater than 32mm and strength grades A400C and A500C, it is allowed to

　　The carbon content increased to 0.26% (0.27%) and the carbon content Ce increased to 0.55 (0.57).