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8/12/2019 isometric measurement
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Know the symbols well and the category it belong to.
Single
Relative
Either
Understand which is tolerance symbol, shapeand value
Q. On the drawing below, click on a asic !imension and then
click"ccept.
"ns. or
Q. On the drawing below, click on a Si#e !imension and $olerance
o% thehole and then click "ccept.
"ns. &'(,(()(,*(
Q. On the drawing below, click on a Si#e !imension with
$olerance andthen click "ccept.
"ns. +(,(()(,-( or +((,(()(,-(
Q. On the drawing below, click on a eometric $olerance and then
click"ccept.
"ns.
0,10
/SOEO0E$R/1$O2ER"31ES40O2
$O2ER"31E
S5"6E
$O2ER"31E
7"2UE
0,40
&'(,(()(,*(
0,40
45,00 80,00
&+(,(()(,-(
&+((,(()(,-(
45 00 80 00
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8/12/2019 isometric measurement
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Q. $he primary reason %or using geometric tolerances is to
control the88888888888 o% component geometry,
"ns. %orm and position
Q. 9hich shape tolerance #one is being applied below:"ns.
1ylindrical
Q. 9hich geometric tolerance symbol is being applied below:"ns.
position
Q. 9hat si#e geometric tolerance is being applied below:"ns.
(,(-
$here will be three ;uestions on this. 3eed to identi%y which
column is a primary,secondary or tertiary datum.
0,20
1HOLE 10,000,30
0,05
1HOLE 15,000,15
0,40 F A C
$ertiary datumSecondary datum6rimary datum
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8/12/2019 isometric measurement
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Q. Sate the theoretical basic dimension ?,-(
Q. State the ma@imum dimension
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8/12/2019 isometric measurement
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Q. 9hich item o% e;uipment would you use to measure circular
runout:"ns.
Q. State the minimum distance
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8/12/2019 isometric measurement
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Q. /% the two holes are at 001, state the si#e o% the holes."ns.
',-(
Q. /% the two holes have departed %rom their 001 by their %ull
si#e tolerance,state the ma@imum distance between hole centres,
"ns. ++,'(
Q. /% the two holes have departed %rom their 001 by their %ull
si#e tolerance, state the minimum distance between hole
centres.
"ns. A,>(
Q. /% the two holes are at 001, state the minimum distance
between the holecentres.
"ns. ?,>
Q. /% the two holes are at 001, state the ma@imum distance
between the
hole centres."ns. +(,'(
Q. State the ma@imum dimension o%
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8/12/2019 isometric measurement
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Q. State the ma@imum dimension o%
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8/12/2019 isometric measurement
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Q. State the minimum distance between the hole centres " and
"!.
"ns. *',>(
15,00(,((+(,((
0,40
&+,(()(,*(+ 5O2E "
&(,(()(,*(+ 5O2E "1
0,40
&',(()(,(+ 5O2E "!
0,40
