The results show that the technicality of basic flux cored wire can significantly be improved if the suitable percentage of fluoride compounds was added into the flux powders of flux-cored wires.

• 研究结果表明，碱性药芯焊丝的药芯粉中含有适量的氟化物，能显著地提高碱性药芯焊丝的焊接工艺性能。