Wipe the galvanized steel along the sanded area.
How to solder sheet metal galvanized.
Degrease the area to be soldered use an acid soldering flux you will probably need some mechanical abrasion while soldering to get the solder to adhere.
Rolled steel sheets are galvanized by a continuous electrolytic plating process.
Soldering and adhesive joining.
Learn the basics of soldering two pieces of metal together.
Repeat this process until all dirt and oil.
How to clean galvanized sheet metal for soldering.
If using alkaline cleansers make sure the ph range isn t.
Run the brush over the area you intend to solder.
Dip your nylon soft brush in an alkaline or ammonia based cleaning solution.
This will etch the galvanizing so that the solder has good adhesion.
Historically the abrasion was supplied by the old fashioned soldering irons which were a block of copper on a steel rod with a wood handle.
This process permits control of a uniform plating as a thin layer.
Low temperature soldering and adhesive joining are processes for joining galvanized steel that do not damage the zinc protection.
How to solder galvanized steel step 1.
Use a cloth and degreaser to remove any dirt or grime from the.
Clean the steel surface with a piece of sandpaper to smooth the metal where you want to solder it.
Feel free to ask me any questions you have in the comments.