welder/welding

Helps to match the wire to the metal your welding. A common mistake for novices. Chart helps, but it also depends on Flux core or solid wire
MATERIAL THICKNESS.024".030".035".045".030".035".045"
24 Gauge (.025)X
22 Gauge (.031)XXX
20 Gauge (.037)XXXX
18 Gauge (.050)XXXXX
16 Gauge (.063)XXXXX
14 Gauge (.078)XXXXXX
1/8" (.125)XXXXX
3/16" (.188)XXXX
1/4" (.25)XXX
5/16" (.313)XXX
3/8" (.375)XXX

Multi-pass welding or a beveled joint design may be required on material thickness 3/16" and greater depending on your welding machine's amperage capability.