This sterling silver chocker chain is handmade from 16 gauge round wire. It has multiple interlocking links. The customer leads a very active lifestyle and has small children so she prefers the links be permanently closed.
Tack-, fusion- and pulse-arc equipment settings will differ and are based upon the volume, amount of contact and alloy of the material you are working with. Practicing using like materials will give you a parameter for the settings required for your application. Keep a record of settings and tasks for future reference.