Appearance defects (surface defects) are defects that can be found from the surface of the workpiece without the aid of instruments. Common appearance defects include undercuts, weld bumps, depression...

There are many reasons for fire and explosion accidents during welding. First is that sparks, molten metal and red hot particles of molten slag splash around during welding, which ignite the surroun...

1. Prevent the hazards of dust and harmful gases in the welding production process The high temperature of the welding arc will cause the metal to evaporate violently. The welding rod and base metal w...

The development level of welding technology is one of the signs of the development level of a country's machinery manufacturing and science and technology. The current development trend of welding tec...

Spot welding machine e-book welding process parameters mainly include electron beam current, accelerating voltage, welding speed, focusing current and working distance. Generally speaking, penetration...

Scope of cold welding repair machine for butt welding machine: Cold welding repair machine is a professional precision repair welding equipment for casting pinholes, sand holes, pores, cracks, bumps, ...

Gas welding principle of spot welding machine Use the flame heat of combustible gas and oxygen to melt the weldment and welding wire for welding. Features: Flame temperature and nature can be adjusted...

Chromium Zirconium Copper (CuCrZr) Chromium Zirconium Copper (CuCrZr) is the most commonly used resistance welding electrode material, which is determined by its own excellent chemical and physical p...

What is the welding principle of resistance spot welding machine Spot welding is to melt metal through resistance heat under the action of electrode pressure, and crystallize under the action of elect...