How To Solder Sheet Metal Galvanized

How to solder galvanized steel step 1.

How to solder sheet metal galvanized.

Clean the steel surface with a piece of sandpaper to smooth the metal where you want to solder it. I ve done hundreds of those things in the sheet metal shops i ve worked in. Wipe the galvanized steel along the sanded area. If using alkaline cleansers make sure the ph range isn t.

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. I try to answer all questions in a ti. Learn the basics of soldering two pieces of metal together. How to clean galvanized sheet metal for soldering.

Soldering and adhesive joining. Run the brush over the area you intend to solder. Use a cloth and degreaser to remove any dirt or grime from the. Low temperature soldering and adhesive joining are processes for joining galvanized steel that do not damage the zinc protection.

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. Repeat this process until all dirt and oil. 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.

Rolled steel sheets are galvanized by a continuous electrolytic plating process.