Transcript BRX210 `Mechanical Blueprint Reading`

BRX210 ‘Mechanical
Blueprint Reading’
Unit #4
Title Blocks, Dimensions, and Notes
After studying this unit, you will be
able to:
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Interpret information found in a title block,
tolerance block, change block, and materials list
Determine tolerances on decimal, fractional,
metric, and angular dimensions
Determine limits on decimal, fractional, metric,
and angular
Define such terms as unilateral, bilateral,
tolerance, low limit, high limit, nominal size, and
basic size
Answers to Lock Button Plate Quiz
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Strip
A
0.074
44-66-0600
14 Ga. (0.074) Steel
0.150/0.146
Engineering Change Order
Full
1/16
Remove All Burrs
125 √
Hole Dia. was 0.390/0.380
– Now 0.385/0.380
0.150, 0.385, 0.439, 0.625,
0.877, 1,250
A331
±0.010
Bilateral
0.437
±0.0005
-0.010
1357