Effect of torrefied conditions of basic welding rod coating on diffusible hydrogen ( H_D ) in weld metal

碱性 焊条药皮处理条件对焊缝金属扩散氢影响的研究

The machine is a special equipment for producing welding rod and this machine undertakes the coating procedure among the welding rod production .

本机是 电焊条生产的专用设备，在焊条生产中该机承担 涂粉工序。

The influence of melt slag basicity to welding rod coating alloying element transition coefficient

熔渣碱度对 焊条 药 皮中合金元素过渡系数的影响