cold rolled ribbed steel bars (HS code(s): 721550); (ICS code(s): 77.140.15)

National standard of the PRC., Cold rolled ribbed steel bars; (13 page(s), in Chinese)

The document specifies the terms and definitions, classification, grade, size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates of cold rolled ribbed steel bars. The document applies to cold rolled ribbed steel bars for ordinary reinforced concrete, manufacturing welded mesh, and prestressed concrete.