Chapter 10
Welding: Putting It All Together
IN THIS CHAPTER
Hammering it together
Leveraging electricity
Spotting and sounding off
Shielding the fire
Reading the symbols of welding
Learning about weld safety
Great works are performed not by strength but by perseverance.
— SAMUEL JOHNSON
So far, this book has been concerned with the various ways in which metal is chopped up, bent, and formed into little pieces — making parts, in other words. But until the day we can build one-piece toasters, bridges, airplanes, and millions of other assemblies, most parts must be joined one to the other if they’re to do anything useful.
Fasteners such as nuts, bolts, screws, and rivets may be used. Adhesive bonding — a fancy way to say glue — is an increasingly popular way to join metals in the automobile industry. Sometimes parts are made with clever stamped-metal tabs that snap together, not unlike ...
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