Simply glue
Many types of repairs are possible with professional glue types.
Tags metal glue
Kombi metal: handy!
Bison is also good at bonding metals
From my own experience
Pratley is from South Africa. The company makes adhesives. And the manufacturer's motto is that his products must be much better than those of the competition.
Locktite, Devcon, Pratley. Pratley?
A nice addition: Pratley Europe - located in Ter Aar - supplies glue and kneadable glue for metal. A few of their products received our special attention because they produce adhesive bonds that remain stable up to approximately 120 degrees.
Aluminum adhesives
Epoxy glues If glue is good in the aerospace and aircraft industry, then we can get away with it too. Modern (gap-filling) epoxy adhesives also make metal repairs to engine components accessible to us tinkerers and hobbyists who, when they think of Locktite, mainly think of locking fluids.