Home / Standards / GB/T 19292.1-2003 GB/T 19292.1-2003 Abolished Corrosion of metals and alloys--Corrosivity of atmospheres--Classification 金属和合金的腐蚀 大气腐蚀性 分类 Standard Type GBT ICS 77.060 CCS H25 Status 废止 Issue Date 2003-09-12 Implementation 2004-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会