Rust
(→Rust pitting) |
(→Patch panels) |
||
Line 133: | Line 133: | ||
Butt weld or lap weld? | Butt weld or lap weld? | ||
− | Importance of weld-through primer? Weld-through primer is a zinc-rich coating that conducts current from a welder. It can provide protection on lap welds and inner weld seams. As a general rule, weld-through primer is applied to the mating areas when welding body panels. List a few commercially available weld-through primers here. 3M, U-Pol, etc. | + | Importance of weld-through primer? Weld-through primer is a zinc-rich coating that conducts current from a welder. It can provide protection on lap welds and inner weld seams. As a general rule, weld-through primer is applied to the mating areas when welding body panels. List a few commercially available weld-through primers here. 3M, U-Pol, etc. It doesn't burn off when welding. |
Use 18-20 gauge sheet metal. | Use 18-20 gauge sheet metal. |