j-std-003b-印制板可焊性测试标准 中文

......................5图表4-2再流焊参数要求..............................................12图3-1接触角................................................................3表4-1模板厚度要求..................................................12图3-2刻度线实例........................................................5表4-3模板厚度要求..................................................16图4-1边缘浸焊可焊性测试........................................7表4-4无铅再流焊参数要求......................................17图4-2用于镀覆孔的建议试样....................................8表4-5润湿称量参数和建议标准..............................19图4-3用于表面贴装要素的建议试样........................8表4-6润湿称量参数和建议标准..............................21图4-4摆动浸焊测试....................................................9表3-1助焊剂成分......................................................28viiIPCJ-STD-003B2007年3月此页留作空白viii