GB/T 2423.28-2005电工电子产品环境试验　第2部分：试验方法　试验T：锡焊.pdf

ICS 19.040 K 04 荡羚 中 华 人 民 共 和 国 国 家 标 准 GB/T2423.28-2005/IEC60068-2-20:1979 代替 GB/T2428.28- 1982 电工电子产品环境试验 第2部分 :试验方法 试验T:锡焊 Environmentaltestingforelectricandelectronicproducts- Part2:Testmethods-TestT:Soldering (IEC60068-2-20:1979,Basicenvironmentaltestingprocedures- Part2:Test-TestT:Soldering,IDT) 2005-08-26发布 2006-04-01实施 中华人民共和国国家质量监督检验检疫总局 发 布 中 国 国家 标 准 化 管 理 委 员 会 GB/T2423.28-2005/IEC60068-2-20:1979 目 次 前言 ··································，·，，，···，，，，，，，，，···，，，，，，，，··，····，··········，，，··，····························…… m 1 范 围 ············，·，，，，，···，，······。。。。。。。·。···· 。· ·····，····，，，，，，，·，·······························…… 1 2 目的 ··，，，，，，，，，，·······。。····。，······，，··。···。··。··，·。·。。····。········ ··，·，，，，，，，·，··，······················…… 1 3 术语 ··········································，，，，，··，···，········，·，··············································…… 1 4试验Ta导线和引出端的可焊性 ，，，···，，·，，，，，，，，，，，，，，，··，···，，，，，···，····································……2 5试验Tb元器件耐焊接热的能力 ··，·，，。。·。。·，，，，，，············，··，，，，，·············……””’““”””’“6 6试验T。印制板和覆铜箔层压板的可焊性 ·。。·。，·，········，·，·····一·’““““”·”““’·‘’“““”‘”8 附录A(规范性附录)加速蒸气老化装置实例，··.,11 附录B(规范性附录)焊料规格 ···································…·…““··，，，··，，，，，二““’“’…””””’‘12 附录C(规范性附录)焊剂成分规格，，·，··，····，··，·····，·，····，·········……“·…·…”““““”‘“”’13 附录D(规范性附录)焊球装置规格，·····。。····，。。，···············。·。········，·，，，，·，，··············……“’““14 附录E(规范性附录) 试验样品夹具和计时针的安排 ···········。。。··。。。。，，，，，，，，，，，，，·········…… 17 GB/T2423.28-2005/IEC60068-2-20:1979