Bronze Industry adds some alloys including bronze and invar. A block called "Alloyer" is used to make melted alloy buckets.
Discover powerful and interesting armors, tools and weapons here!
What is the difference between this mod and other industrial mod? In fact, this mod is not a pure industrial mod. You can call it "technical magic". You don't need to make machines, but you need to do a lot of things, collect a lot.
If you want to find the recipes for alloying, read https://xmlsax.github.io/how-to-alloy/ for more information.