Home / Standards / GBT 40299-2021 GBT 40299-2021 Corrosion of metals and alloys — Applicable practice for electrochemical measurement methods in corrosion testing 金属和合金的腐蚀 腐蚀试验电化学测量方法适用惯例 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