Home / Standards / GBT 40338-2021 GBT 40338-2021 Corrosion of metals and alloys — Exfoliation corrosion testing of aluminium alloys 金属和合金的腐蚀 铝合金剥落腐蚀试验 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A