Home / Standards / GB 1499-1998 GB 1499-1998 Abolished Hot rolled ribbed steel bars for the reinforcement of concrete 钢筋混凝土用热轧带肋钢筋 Standard Type GB ICS 77.140.70 CCS H44 Status 废止 Issue Date 1998-10-16 Implementation 1999-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A