Capacitor discharge stud welding gun welding a threaded stud onto thin sheet metal

CD Weld Studs vs Drawn-Arc Weld Studs: How to Choose the Right Process

There are two main ways to weld a stud onto sheet metal: capacitor discharge (CD) and drawn-arc. They look similar from the outside — a metal stud, permanently fixed to a panel, ready to take a nut or a clip. But they work in very different ways, and picking the wrong one is how you

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