This is a close-up view of porosity in a TIG weld. We will examine some of the causes for weld porosity and ways to prevent it. Q.When I TIG-weld a patch panel into an old car and then grind the weld ...

Q My friend had to modify his oil pan to clear the oil pump, so I fabricated an extension on the bottom of his pan using 1/16-inch steel plate, and then I TIG-welded it all together. Next, I filled ...

In the manufacture of heat exchanger components for aircraft, it was found that using the pulsed TIG method to weld the inlet and return manifolds was giving excessive porosity. Consequently an ...

Welding is serious business, but it can often get romanticized. In truth, welding is part science and part craftsmanship, and mastering it takes more than a macho posture and a gas mask. Each welding ...

Welding. There’s something almost supernatural about being able to melt metal and use it to glue other pieces of metal together. It’s an experience you must have if you’ve never done it before.