Chapter 32

How does mechanical assembly differ from the other methods of assembly discussed in previous chapters (e.g., welding, brazing, etc.)?

What are some of the reasons why assemblies must be sometimes disassembled?

What is the technical difference between a screw and a bolt?

What is torque-turn tightening?

Define proof strength as the term applies in threaded fasteners.

What are the three ways in which a threaded fastener can fail during tightening?

What are the advantages of snap fitting?

Identify some of the general principles and guidelines for design for assembly.

Identify some of the general principles and guidelines that apply specifically to automated assembly.