药芯焊丝；含熔剂芯焊条
Abstract: Gas shielded flux cored wire is used in the domestic railway freight car industry.
摘要：气体保护药芯焊丝在国内铁路货车行业应用较少，目前主要采用气体保护实心焊丝。
This paper has expounded the importance and urgency of self shielded flux cored wire (SSFCW) study.
介绍了自保护药芯焊丝的特点，并指出加快自保护药芯焊丝研制的重要性和紧迫性。
The percentages of the flux composition in YJ657 basic flux cored wire which affected the welding technology of basic flux cored wires had been stu***d.
研究了YJ657碱性药芯焊丝药芯粉的成分配比对焊接工艺性能的影响。
Technological process of CO2 gas shielded metal arc welding with stainless flux cored wire used for stainless steel tank construction is presented in this paper.
介绍了采用不锈钢药芯焊丝CO2气体保护焊焊接不锈钢储罐的工艺过程。
A set of electromagnetic vibration powder feeding apparatus of the flux cored wire production line and its single chip controlling system have been designed in this paper.
研制了一套药芯焊丝生产线电磁振动送粉机构及其单片机控制系统。
flux-cored wire（药芯焊丝） 是一种广泛应用于电弧焊工艺中的焊接材料。其核心结构是在金属外皮包裹的管状焊丝内部填充有特定配方的焊剂（flux）。这种设计使其兼具实心焊丝和手工焊条的优点，在焊接过程中通过焊剂分解产生保护气体和熔渣，从而保护熔融金属免受空气污染，并改善焊缝成形与性能。
美国焊接学会（AWS）标准 A5.20/A5.20M:2021
→ AWS官网标准库
ISO 17632:2015 焊接材料-药芯焊丝分类规范
→ ISO证书页
林肯电气《药芯焊丝技术手册》
→ 产品技术文档
（注：药芯焊丝中文术语依据GB/T 10045-2018《碳钢药芯焊丝》国家标准，链接详见国家标准全文公开系统）
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