ISO fits Fundamental deviations for shafts (selection) cf. DIN ISO 286-1 (1990-11) Fundamental d deviations 9 h k n P Fundamental IT9 ITS ITS ITS IT3 tolerance to to to to to IT3 IT1 to ITS IT3 IT3 IT3 to to to to to IT3 to IT 10 grade IT13 IT12 IT13 IT10 IT10 IT10 IT18 | ITS IT13 IT9 IT9 Table IT4 applies to Nominal dimension all fundamental tolerance grades Upper deviation es in um E over 117 to E 177 קזן all fundamental tolerance grades Lower deviation el in um over-to mm up to 3 -270 -60 -20 -14 -6 -2 3-6 -70 -30 -20 -10 -4 6-10 -280 -80 -40 -25-13 -5 40-50 50-65 10-18 -290 -95 -50 18-30 -300 -110 -65 30-40 -310 -120 -320 -130 -340 -140 -32 -16 -6 -40-20 44512 о -4 ° 0+2 +4 +6 +10 +14 ° -4 +1 +8 +12 +15 +19 ° -5 +1 ° +6 +10 +15 +19 +23 ° -6 -7 о -8 -80 -50-25 -9 ° -10 727 +1 0 +7 +12 +18 +23 +28 +2 ° +8 +15 +22 +28 +35 +2 0 +9 +17 +26 +34 +43 -100 -60 -30 -10 О -12 65-80 -360 -150 80-100 -380 -170 100-120 -410 -180 120-140 12 +41 +53 +2 22 О +11 +20 +32 +43 +59 +51 +71 -120 -72 -36 -12 ° -15 +3 о 13 +13 +23 +37 +54 +79 -460-200 +63 +92 140-160 -520 -210-145 -85-43 -14 0 -18 33 0 +15 +27 +43 +65 +100 160-180 -580-230 +68 +108 180-200 -660 -240 +77 +122 200-225 -740 -260 -170 -100 -50 -15 0-21 +4 о +17 +31 +50 +80 +130 225-250 -820 -280 +84 +140 250-280 -920 -300 +94 +158 -190 -110 -56 -17 0-26 +4 0+20 +34 +56 280-315 -1050 -330 +98 +170 315-355 -1200 -360 +108 190 -210 -125-62 -18 0-28 +4 0 +21 +37 +62 355-400 -1350 -400 400-450 -1500 -440 450-500 -1650 -480 Calculation of limit deviations +114 +208 +126+232 -230 -135 -68 -20 0-32 +5 0 +23 +40 +68 +132 +252

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question

How do i find the tolerances from standard tables for H7 and s6? The answer should be:

For H7 (hole) at diameter 50 mm:
Upper deviation (ES): +25 µm
Lower deviation (EI): 0 µm


For s6 (shaft) with diameter 50 mm:
Upper deviation (es): +59 µm
Lower deviation (ei): +43 µm

ISO fits
Fundamental deviations for shafts (selection)
cf. DIN ISO 286-1 (1990-11)
Fundamental
d
deviations
9 h
k
n
P
Fundamental IT9 ITS
ITS
ITS
IT3
tolerance to
to
to
to
to
IT3 IT1
to
ITS
IT3
IT3
IT3
to to
to
to
to
IT3 to IT 10
grade
IT13 IT12 IT13 IT10 IT10 IT10 IT18 | ITS
IT13
IT9
IT9
Table
IT4
applies to
Nominal
dimension
all fundamental tolerance grades
Upper deviation es in um
E
over
117
to
E
177
קזן
all fundamental tolerance grades
Lower deviation el in um
over-to mm
up to 3
-270
-60
-20
-14 -6 -2
3-6
-70
-30
-20 -10 -4
6-10
-280 -80 -40
-25-13
-5
40-50
50-65
10-18 -290 -95 -50
18-30 -300 -110 -65
30-40 -310 -120
-320 -130
-340 -140
-32 -16 -6
-40-20
44512
о
-4
°
0+2
+4 +6 +10 +14
°
-4
+1
+8 +12
+15 +19
°
-5
+1
°
+6
+10 +15
+19 +23
°
-6
-7 о
-8
-80
-50-25 -9
°
-10
727
+1
0
+7
+12 +18
+23 +28
+2
°
+8
+15 +22
+28
+35
+2
0
+9 +17 +26
+34
+43
-100
-60 -30 -10
О
-12
65-80 -360 -150
80-100 -380 -170
100-120 -410 -180
120-140
12
+41
+53
+2
22
О
+11
+20 +32
+43
+59
+51 +71
-120 -72 -36 -12
° -15
+3
о
13
+13
+23 +37
+54 +79
-460-200
+63 +92
140-160 -520 -210-145 -85-43 -14
0 -18
33
0
+15
+27 +43
+65 +100
160-180
-580-230
+68 +108
180-200
-660 -240
+77 +122
200-225 -740 -260 -170 -100 -50 -15
0-21
+4 о +17
+31 +50
+80 +130
225-250 -820 -280
+84 +140
250-280 -920 -300
+94 +158
-190 -110 -56 -17
0-26
+4 0+20
+34 +56
280-315 -1050 -330
+98 +170
315-355 -1200 -360
+108 190
-210 -125-62 -18
0-28
+4 0 +21
+37 +62
355-400 -1350 -400
400-450 -1500 -440
450-500 -1650 -480
Calculation of limit deviations
+114 +208
+126+232
-230 -135 -68 -20
0-32
+5
0 +23
+40 +68
+132 +252
Transcribed Image Text:ISO fits Fundamental deviations for shafts (selection) cf. DIN ISO 286-1 (1990-11) Fundamental d deviations 9 h k n P Fundamental IT9 ITS ITS ITS IT3 tolerance to to to to to IT3 IT1 to ITS IT3 IT3 IT3 to to to to to IT3 to IT 10 grade IT13 IT12 IT13 IT10 IT10 IT10 IT18 | ITS IT13 IT9 IT9 Table IT4 applies to Nominal dimension all fundamental tolerance grades Upper deviation es in um E over 117 to E 177 קזן all fundamental tolerance grades Lower deviation el in um over-to mm up to 3 -270 -60 -20 -14 -6 -2 3-6 -70 -30 -20 -10 -4 6-10 -280 -80 -40 -25-13 -5 40-50 50-65 10-18 -290 -95 -50 18-30 -300 -110 -65 30-40 -310 -120 -320 -130 -340 -140 -32 -16 -6 -40-20 44512 о -4 ° 0+2 +4 +6 +10 +14 ° -4 +1 +8 +12 +15 +19 ° -5 +1 ° +6 +10 +15 +19 +23 ° -6 -7 о -8 -80 -50-25 -9 ° -10 727 +1 0 +7 +12 +18 +23 +28 +2 ° +8 +15 +22 +28 +35 +2 0 +9 +17 +26 +34 +43 -100 -60 -30 -10 О -12 65-80 -360 -150 80-100 -380 -170 100-120 -410 -180 120-140 12 +41 +53 +2 22 О +11 +20 +32 +43 +59 +51 +71 -120 -72 -36 -12 ° -15 +3 о 13 +13 +23 +37 +54 +79 -460-200 +63 +92 140-160 -520 -210-145 -85-43 -14 0 -18 33 0 +15 +27 +43 +65 +100 160-180 -580-230 +68 +108 180-200 -660 -240 +77 +122 200-225 -740 -260 -170 -100 -50 -15 0-21 +4 о +17 +31 +50 +80 +130 225-250 -820 -280 +84 +140 250-280 -920 -300 +94 +158 -190 -110 -56 -17 0-26 +4 0+20 +34 +56 280-315 -1050 -330 +98 +170 315-355 -1200 -360 +108 190 -210 -125-62 -18 0-28 +4 0 +21 +37 +62 355-400 -1350 -400 400-450 -1500 -440 450-500 -1650 -480 Calculation of limit deviations +114 +208 +126+232 -230 -135 -68 -20 0-32 +5 0 +23 +40 +68 +132 +252
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