An automatic wire winding machine controlled by a single chip microcomputer system is introduced in this article.

The progress of flux and wire developed in China for oil and gas pipeline during The Eighth-Five Years Plan is introduced.

Technical research on 921A and HZS60B welding wires by vacuum induction melting;

For different shielding gases and welding wires, the influences of residual aluminium on hydrogen porosity in weld metal are different with each other.

Hot extrusion-drawing technology of magnesium alloys welding wire and its deformation mechanism study;

Effects of Sb on Microstructure and Mechanical Properties of Mg-6Al Alloy Welding Wire;

Reseach of extruding stress in the process of extruding magnesium alloy welding wire;

Wear resistant impact hardfacing flux-cored wire used in tool manufacture of shield machine;

Analysis and evaluation of stability of flux-cored wire;

Application on ceramic backing and flux-cored wire in welding thick-wall clad plate;

Effect of unbalance factor on toghness of weld metal by CO_2 arc welding with flux cored wire;

Application of flux cored wire semiautomatic welding in the long distance transmission pipeline;

Promblems met in researching of flux cored wire for submerged arc welding;