Home / Standards / GB/T 5267.4-2009 GB/T 5267.4-2009 Active Passivation of corrosion-resistant stainless-steel fasteners 紧固件表面处理 耐腐蚀不锈钢钝化处理 Standard Type GBT ICS 21.060.10 CCS J13 Status 现行 Issue Date 2009-10-15 Implementation 2010-03-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A