ICS25.160.20 J33 团 体 标 准 T/CWAN0042—2020 Vcbh更好的听个人 药芯焊丝制备工艺及质量评价规范 Specificationformanufacturingprocessandqualityevaluationofflux-coredwire 2020-09-28发布 2020-12-01实施 中国焊接协会发布 全国团体标准信息平台 T/CWAN0042—2020 I目次 前言.......................................................................................................................................................................II 1范围.....................................................................................................................................................................1 2规范性引用文件.................................................................................................................................................1 3术语与定义.........................................................................................................................................................1 4制备技术分类.....................................................................................................................................................2 4.1按类型划分.................................................................................................................................................2 4.2按成形方法划分.........................................................................................................................................3 4.3按钢皮成分划分.........................................................................................................................................3 4.4按焊丝截面划分.........................................................................................................................................3 5技术要求.............................................................................................................................................................3 5.1钢带.............................................................................................................................................................3 5.2焊丝.............................................................................................................................................................4 5.3制备技术.....................................................................................................................................................4 6检验方法.............................................................................................................................................................7 6.1尺寸.............................................................................................................................................................7 6.2表面质量.....................................................................................................................................................7 6.3药粉.............................................................................................................................................................7 6.4填充率.........................................................................................................................................................8 6.5合口位置.....................................................................................................................................................8 6.6焊丝接头.....................................................................................................................................................8 6.7松弛直径及翘距.........................................................................................................................................8 6.8成品质量.....................................................................................................................................................8 7检验规则.............................................................................................................................................................8 7.1批量划分........................................................................................................................