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1·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。

2·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。

3·The percentages of the flux composition in YJ657 basic flux cored wire which affected the welding technology of basic flux cored wires had been studied.

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。

4·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。

5·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。

6·At the special request of the flux-cored wire welding underwater, the welding arc control system is developed.

根据药芯焊丝水下焊接的要求，研制了一套水下焊接电弧控制系统。

7·The drawing process of tubular flux-cored wire is different from common steel pipe because of flux core.

由于药芯的存在，管状药芯焊丝的拉拔不同于普通的钢管拉拔。

8·With austenitic welding material, solid wire, flux-cored wire and electrode, welded joint mechanical property of TCS ferritic stainless steel all can meet usability.

T CS铁素体不锈钢采用奥氏体型焊材，实芯焊丝、药芯焊丝和电焊条方法，焊接接头力学性能可以满足使用要求。

9·Basic flux-cored wire for backing weld to T91 tube was studied in this paper.

研究了用于T91钢管打底焊的碱性渣系药芯焊丝。

10·The hardfacing alloy was deposited onto a low carbon steel substrate by self-shielded arc welding using nitrogen alloying self-shielded hardfacing flux-cored wire.

硬面合金是利用研制的氮合金自保护硬面药芯焊丝在低碳钢板上堆焊得到。