- To solder galvanized sheet metal, you need to123:
- Heat the iron or torch to the highest heat setting.
- Clean the joint with Muriatic acid or a good acid based flux.
- Use normal 50/50 solder.
- Hold the tip of your tool against the sheet metal lap seam.
- Apply the solder bar to the heated lap seam adjacent to the iron.
- Continue to hold your iron against the metal until you finish applying solder to the area.
- Don't use a torch of any kind as it will degrade the galvanize and will never allow your solder to flow properly.
- Clean your part before your solder.
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Heat the iron or torch to the highest heat setting. Then hold the tip of your tool against the sheet metal lap seam. Apply the solder bar to the heated lap seam adjacent to the iron. Continue to hold your iron against the metal until you finish applying solder to the area.stellartechnical.com/blogs/industrial-soldering-reso…Sure, Galvanized metal can easily be soldered once the joint is cleaned. (I've done miles of it) use an soldering IRON. use normal 50/50 solder, use Muriatic acid (drug store) brush a 1/2" wide swath on the joint, and solder away.www.finehomebuilding.com/forum/soldering-galvan…Some good acid based flux, 50/50 solder, and a high wattage iron. Don't use a torch of any kind as it will degrade the galvanize and will never allow your solder to flow properly. I use electric irons only unless I'm silver brazing but that's different. Oh and clean, clean, clean!!! your part before your solder.forum.millerwelds.com/forum/welding-discussions/… - People also ask
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