Bolt Measurement, Thread and Designation Flashcards
1
Q
What three measurements are standard for describing bolt size?
A
Major Diameter
Thread Pitch
Length
2
Q
What does SAE stand for?
What type of measurement system is it used with?
How do you tell a SAE bolts grade?
A
- Society of Automotive Engineering
- Standard (American)
- By counting the raised markings on the head and adding 2.
3
Q
What is Major Diameter?
A
The diameter measured from the outside crowns.
4
Q
What is TPI?
Where is it used?
A
- (TPI) Threads Per Inch is a measurement for pitch.
- TPI is used with Standard bolts.
