- 焊接材料用原辅材料 镍、铜、铝及其合金的线材、带材、杆材 采购技术条件 Rawandauxiliarymaterialsforweldingconsumables- Technicalrequirementsforprocurementofwires,stripsandwirerodsfor nickel,copper,aluminiumandtheiralloys 2023-04-10发布 2023-05-01实施T/CWAN0072－2023团 体 标 准ICS25.160.20 CCSJ33 CWA 中国焊接协会发布 全国团体标准信息平台 T/CWAN0072－2023 I目次 前言.......................................................................................................................................................................II 1范围...................................................................................................................................................................1 2规范性引用文件...............................................................................................................................................1 3术语和定义.......................................................................................................................................................1 4订货内容...........................................................................................................................................................2 5技术要求...........................................................................................................................................................2 5.1镍及镍合金线材、带材...........................................................................................................................2 5.2铜及铜合金线材.....................................................................................................................................17 5.3铝及铝合金盘条/杆材、合金锭...........................................................................................................21 6试验方法........................................................................................................................................................26 6.1取样和制样.............................................................................................................................................26 6.2化学成分分析.........................................................................................................................................26 6.3物理性能试验.........................................................................................................................................26 7检验规则........................................................................................................................................................27 7.1检验与验收.............................................................................................................................................27 7.2组批规则.................................................................................................................................................27 7.3复验与判定.............................................................................................................................................27 7.4数值修约.................................................................................................................................................27 8包装、标志、储运和质量证明书.................................................................................................................27 8.1总则.........................................................................................................................................................27 8.2包装.........................................................................................................................................................27 8.3标志.........................................................................................................................................................28 8.4储运.........................................................................................................................................................28 8.5质量证明书.............................................................................................................................................28 附录A（