Home / Standards / GB/T 18839.2-2002 GB/T 18839.2-2002 Active Preparation of steel substrates before application of paints and related products--Surface preparation methods--Abrasive blast-cleaning 涂覆涂料前钢材表面处理 表面处理方法 磨料喷射清理 Standard Type GBT ICS 25.220.10 CCS A29 Status 现行 Issue Date 2002-09-13 Implementation 2003-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A