Home / Standards / GB/T 20854-2025 GB/T 20854-2025 Active Corrosion of metals and alloys—Accelerated testing involving cyclic exposure to salt mist, “dry”and“wet”conditions 金属和合金的腐蚀 循环暴露在盐雾、“干”和“湿”条件下的加速试验 Standard Type GBT ICS 77.060 CCS H 25 Status 现行 Issue Date 2025-04-25 Implementation 2025-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A