As for LC4 and LY12aluminum alloy without Al clad, the correlation with the out-doorexposure test at Wanning should be in the sequence below: cyclic saltspray test, cyclic immersion test and continuous salt spray.

• 对于LC4 去包铝和LY12 去包铝合金，循环盐雾试验与万宁地区的暴露试验相关性最好，其次为周浸试验，再次为连续盐雾试验。