CALIDADES
Grupos de
diámetros
(mm)
IT01 IT0 IT1 IT2 IT3 IT4 IT5 IT6 IT7 IT8 IT9 IT10 IT11 IT12 IT13 IT14 IT15 IT16
d≤3
0,3 0,5 0,8 1,2 2 3 4 6 10 14 25 40 60 100 140 250 400 600
3<d≤6
0,4 0,6 1 1,5 2,5 4 5 8 12 18 30 48 75 120 180 300 480 750
6<d≤10
0,4 0,6 1 1,5 2,5 4 6 9 15 22 36 58 90 150 220 360 580 900
10<d≤18
0,5 0,8 1,2 2 3 5 8 11 18 27 43 70 110 180 270 430 700 1100
18<d≤30
0,6 1 1,5 2,5 4 6 9 13 21 33 52 84 130 210 330 520 840 1300
30<d≤50
0,6 1 1,5 2,5 4 7 11 16 25 39 62 100 160 250 390 620 1000 1600
50<d≤80
0,8 1,2 2 3 5 8 13 19 30 46 74 120 190 300 460 740 1200 1900
80<d≤120
1 1,5 2,5 4 6 10 15 22 35 54 87 140 220 350 540 870 1400 2200
120<d≤180
1,2 2 3,5 5 8 12 18 25 40 63 100 160 250 400 630 1000 1600 2500
180<d≤250
2 3 4,5 7 10 14 20 29 46 72 115 185 290 460 720 1150 1850 2900
250<d≤315
2,5 4 6 8 12 16 23 32 52 81 130 210 320 520 810 1300 2100 3200
315<d≤400
3 5 7 9 13 18 25 36 57 89 140 230 360 570 890 1400 2300 3600
400<d≤500
4 6 8 10 15 20 27 40 63 97 155 250 400 630 970 1550 2500 4000
Tabla 1. Valores numéricos de amplitudes de zonas de tolerancia (en micras)
Posición A B C CD D E EF F FG G H Js
Calidad Todas las calidades
Diámetro Diferencia inferior Di
d≤3
+270 +140 +60 +34 +20 +14 +10 +6 +4 +2 0
3<d≤6
+270 +140 +70 +46 +30 +20 +14 +10 +6 +4 0
6<d≤10
+280 +150 +80 +56 +40 +25 +18 +13 +8 +5 0
10<d≤18
+290 +150 +95 – +50 +32 – +16 – +6 0
18<d≤30
+300 +160 +110 – +65 +40 – +20 – +7 0
30<d≤40
+310 +170 +120
40<d≤50
+320 +180 +130
– +80 +50 – +25 – +9 0
50<d≤65
+340 +190 +140
65<d≤80
+360 +200 +150
– +100 +60 – +30 – +10 0
80<d≤100
+380 +220 +170
100<d≤120
+410 +240 +180
– +120 +72 – +36 – +12 0
120<d≤140
+460 +260 +200
140<d≤160
+520 +280 +210
160<d≤180
+580 +310 +230
– +145 +85 – +43 – +14 0
180<d≤200
+660 +340 +240
200<d≤225
+740 +380 +260
225<d≤250
+820 +420 +280
– +170 +100 – +50 – +15 0
250<d≤280
+920 +480 +300
280<d≤315
+1050 +540 +330
– +190 +110 – +56 – +17 0
315<d≤335
+1200 +600 +360
335<d≤400
+1350 +680 +400
– +210 +125 – +62 – +18 0
400<d≤450
+1500 +760 +440
450<d≤500
+1650 +840 +480
– +230 +135 – +68 – +20 0
IT/2
Posición J K M N P
Calidad 6 7 8 5 6 7 8 5 6 7 8 ≥ 9 5 6 7 8 ≥ 9 5 6 7 ≥ 8
Diámetro Diferencia superior Ds
d≤3
+2 +4 +6 0 0 0 0 –2 –2 –2 –2 –2 –4 –4 –4 –4 –4 –6 –6 –6 –6
3<d≤6
+5 +6 +10 0 +2 +3 +5 –3 –1 0 +2 –4 –7 –5 –4 –2 0 –11 –9 –8 –12
6<d≤10
+5 +8 +12 +1 +2 +5 +6 –4 –3 0 +1 –6 –8 –7 –4 –3 0 –13 –12 –9 –15
10<d≤18
+6 +10 +15 +2 +2 +6 +8 –4 –4 0 +2 –7 –9 –9 –5 –3 0 –15 –15 –11 –18
18<d≤30
+8 +12 +20 +1 +2 +6 +10 –5 –4 0 +4 –8 –12 –11 –7 –3 0 –19 –18 –14 –22
30<d≤40
40<d≤50
+10 +14 +24 +2 +3 +7 +12 –5 –4 0 +5 –9 –13 –12 –8 –3 0 –22 –21 –17 –26
50<d≤65
65<d≤80
+13 +18 +28 +3 +4 +9 +14 –6 –5 0 +5 –11 –15 –14 –9 –4 0 –27 –26 –21 –32
80<d≤100
100<d≤120
+16 +22 +34 +2 +4 +10 +16 –8 –6 0 +6 –13 –18 –16 –10 –4 0 –32 –30 –24 –37
120<d≤140
140<d≤160
160<d≤180
+18 +26 +41 +3 +4 +12 +20 –9 –8 0 +8 –15 –21 –20 –12 –4 0 –37 –36 –28 –43
180<d≤200
200<d≤225
225<d≤250
+22 +30 +47 +2 +5 +13 +22 –11 –8 0 +9 –17 –25 –22 –14 –5 0 –44 –41 –33 –50
250<d≤280
280<d≤315
+25 +36 +55 +3 +5 +16 +25 –13 –9 0 +9 –20 –27 –25 –14 –5 0 –49 –47 –36 –56
315<d≤335
335<d≤400
+29 +39 +60 +3 +7 +17 +28 –14 –10 0 +11 –21 –30 –26 –16 –5 0 –55 –51 –41 –62
400<d≤450
450<d≤500
+33 +43 +66 +2 +8 +18 +29 –16 –10 0 +11 –23 –33 –27 –17 –6 0 –61 –55 –45 –68
Tablas 2 y 3. Diferencias fundamentales para agujeros en micras (Desde A hasta P)
Posición R S T U
Calidad 5 6 7 ≥ 8 5 6 7 ≥ 8 5 6 7 ≥ 8 5 6 7 ≥ 8
Diámetro Diferencia superior Ds
d≤3
–10 –10 –10 –10 –14 –14 –14 –14 – – – – –18 –18 –18 –18
3<d≤6
–14 –12 –11 –15 –18 –16 –15 –19 – – – – –22 –20 –19 –23
6<d≤10
–17 –16 –13 –19 –21 –20 –17 –23 – – – – –26 –25 –22 –28
10<d≤14
14<d≤18
–20 –20 –16 –23 –25 –25 –21 –28 – – – – –30 –30 –26 –33
18<d≤24
– – – – –38 –37 –33 –41
24<d≤30
–25 –24 –20 –28 –32 –31 –27 –35
–38 –37 –33 –41 –45 –44 –40 –48
30<d≤40
–44 –43 –39 –48 –56 –55 –51 –60
40<d≤50
–30 –29 –25 –34 –39 –38 –34 –43
–50 –49 –45 –54 –66 –65 –61 –70
50<d≤65
–36 –35 –30 –41 –48 –47 –42 –53 –61 –60 –55 –66 –82 –81 –76 –87
65<d≤80
–38 –37 –32 –43 –54 –53 –48 –59 –70 –69 –64 –75 –97 –96 –91 –102
80<d≤100
–46 –44 –38 –51 –66 –64 –58 –71 –86 –84 –78 –91 –119 –117 –111 –124
100<d≤120
–49 –47 –41 –54 –74 –72 –66 –79 –99 –97 –91 –104 –139 –137 –131 –144
120<d≤140
–57 –56 –48 –63 –86 –85 –77 –92 –116 –115 –107 –122 –164 –163 –155 –170
140<d≤160
–59 –58 –50 –65 –94 –93 –85 –100 –128 –127 –119 –134 –184 –183 –175 –190
160<d≤180
–62 –61 –53 –68 –102 –101 –93 –108 –140 –139 –131 –146 –204 –203 –195 –210
180<d≤200
–71 –68 –60 –77 –116 –113 –105 –122 –160 –157 –149 –166 –230 –227 –219 –236
200<d≤225
–74 –71 –63 –80 –124 –121 –113 –130 –174 –171 –163 –180 –252 –249 –241 –258
225<d≤250
–78 –75 –67 –84 –134 –131 –123 –140 –190 –187 –179 –196 –278 –275 –267 –284
250<d≤280
–87 –85 –74 –94 –151 –149 –138 –158 –211 –209 –198 –218 –308 –306 –295 –315
280<d≤315
–91 –89 –78 –98 –163 –161 –150 –170 –233 –231 –220 –240 –343 –341 –330 –350
315<d≤355
–101 –97 –87 –108 –183 –179 –169 –190 –261 –257 –247 –268 –383 –379 –369 –390
355<d≤400
–107 –103 –93 –114 –201 –197 –187 –208 –287 –283 –273 –294 –428 –424 –414 –435
400<d≤450
–119 –113 –103 –126 –225 –219 –209 –232 –323 –317 –307 –330 –483 –477 –467 –490
450<d≤500
–125 –119 –109 –132 –245 –239 –229 –252 –353 –347 –337 –360 –533 –527 –517 –540
Posición V X Y Z ZA ZB ZC
Calidad 5 6 7
≥ 8
5 6 7
≥ 8
6 7
≥ 8
6 7
≥ 8
7
≥ 8 ≥ 8 ≥ 8
Diámetro Diferencia superior Ds
d≤3
– – – – –20 –20 –20 –20 – – – –26 –26 –26 –32 –32 –40 –60
3<d≤6
– – – – –27 –25 –24 –28 – – – –32 –31 –35 –38 –42 –50 –80
6<d≤10
– – – – –32 –31 –28 –34 – – – –39 –36 –42 –46 –52 –67 –97
10<d≤14
– – – – –37 –37 –33 –40 – – – –47 –43 –50 –57 –64 –90 –130
14<d≤18
–36 –36 –32 –39 –42 –42 –38 –45 – – – –57 –53 –60 –70 –77 –108 –150
18<d≤24
–44 –43 –39 –47 –51 –50 –46 –54 –59 –55 –63 –69 –65 –73 –90 –98 –136 –188
24<d≤30
–52 –51 –47 –55 –61 –60 –56 –64 –71 –67 –75 –84 –80 –88 –110 –118 –160 –218
30<d≤40
–64 –63 –59 –68 –76 –75 –71 –80 –89 –85 –94 –107 –103 –112 –139 –148 –200 –274
40<d≤50
–77 –76 –72 –81 –93 –92 –88 –97 –109 –105 –114 –131 –127 –136 –171 –180 –242 –325
50<d≤65
–97 –96 –91 –102 –117 –116 –111 –122 –138 –133 –144 –166 –161 –172 –215 –226 –300 –405
65<d≤80
–115 –114 –109 –120 –141 –140 –135 –146 –168 –163 –174 –204 –199 –210 –263 –274 –360 –480
80<d≤100
–141 –139 –133 –146 –173 –171 –165 –178 –207 –201 –214 –251 –245 –258 –322 –335 –445 –585
100<d≤120
–167 –165 –159 –172 –205 –203 –197 –210 –247 –241 –254 –303 –297 –310 –387 –400 –525 –690
120<d≤140
–196 –195 –187 –202 –242 –241 –233 –248 –293 –285 –300 –358 –350 –365 –455 –470 –620 –800
140<d≤160
–222 –221 –213 –228 –274 –273 –265 –280 –333 –325 –340 –408 –400 –415 –520 –535 –700 –900
160<d≤180
–246 –245 –237 –252 –304 –303 –295 –310 –373 –365 –380 –458 –450 –465 –585 –600 –780 –1000
180<d≤200
–278 –275 –267 –284 –344 –341 –333 –350 –416 –408 –425 –511 –503 –520 –653 –670 –880 –1150
200<d≤225
–304 –301 –293 –310 –379 –376 –368 –385 –461 –453 –470 –566 –558 –575 –723 –740 –960 –1250
225<d≤250
–334 –331 –323 –340 –419 –416 –408 –425 –511 –503 –520 –631 –623 –640 –803 –820 –1050 –1350
250<d≤280
–378 –376 –365 –385 –468 –466 –455 –475 –571 –560 –580 –701 –690 –710 –900 –920 –1200 –1550
280<d≤315
–418 –416 –405 –425 –518 –516 –505 –525 –641 –630 –650 –781 –770 –790 –980 –1000 –1300 –1700
315<d≤355
–468 –464 –454 –475 –583 –579 –569 –590 –719 –709 –730 –889 –879 –900 –1129 –1150 –1500 –1900
355<d≤400
–523 –519 –509 –530 –653 –649 –639 –660 –809 –799 –820 –989 –979 –1000 –1279 –1300 –1650 –2100
400<d≤450
–588 –582 –572 –595 –733 –727 –717 –740 –907 –897 –920 –1087 –1077 –1100 –1427 –1450 –1850 –2400
450<d≤500
–653 –647 –637 –660 –813 –807 –797 –820 –987 –977 –1000 –1237 –1227 –1250 –1577 –1600 –2100 –2600
Tablas 3 y 4. Diferencias fundamentales para agujeros en micras (Desde R hasta ZC)
Posición a b c cd d e ef f fg g h j k m n p r s t u v x y z za zb zc
Calidad
5 y 6 7 8
≥ 4
≤ 7
< 4
>7
Todas las calidades
Diferencia
fundamental
Diferencia superior ds Diferencia inferior di
d≤3
–270 –140 –60 –34 –20 –14 –10 –6 –4 –2 0 –2 –4 –6 0 0 +2 +4 +6 +10 +14 – +18 – +20 – +26 +32 +40 +60
3<d≤6
–270 –140 –70 –46 –30 –20 –14 –10 –6 –4 0 –2 –4 – +1 0 +4 +8 +12 +15 +19 – +23 – +28 – +35 +42 +50 +80
6<d≤10
–280 –150 –80 –56 –40 –25 –18 –13 –8 –5 0 –2 –5 – +1 0 +6 +10 +15 +19 +23 – +28 – +34 – +42 +52 +67 +97
10<d≤14
– +40 – +50 +64 +90 +130
14<d≤18
–290 –150 –95 – –50 –32 – –16 – –6 0 –3 –6 – +1 0 +7 +12 +18 +23 +28 – +33
+39 +45 – +60 +77 +108 +150
18<d≤24
– +41 +47 +54 +63 +73 +98 +136 +188
24<d≤30
–300 –160 –110 – –65 –40 – –20 – –7 0 –4 –8 – +2 0 +8 +15 +22 +28 +35
+41 +48 +55 +64 +75 +88 +118 +160 +218
30<d≤40
–310 –170 –120 +48 +60 +68 +80 +94 +112 +148 +200 +274
40<d≤50
–320 –180 –130
– –80 –50 – –25 – –9 0 –5 –10 – +2 0 +9 +17 +26 +34 +43
+54 +70 +81 +97 +114 +136 +180 +242 +325
50<d≤65
–340 –190 –140 +41 +53 +66 +87 +102 +122 +144 +172 +226 +300 +405
65<d≤80
–360 –200 –150
– –100 –60 – –30 – –10 0 –7 –12 – +2 0 +11 +20 +32
+43 +59 +75 +102 +120 +146 +174 +210 +274 +360 +480
80<d≤100
–380 –220 –170 +51 +71 +91 +124 +146 +178 +214 +258 +335 +445 +585
100<d≤120
–410 –240 –180
– –120 –72 – –36 – –12 0 –9 –15 – +3 0 +13 +23 +37
+54 +79 +104 +144 +172 +210 +254 +310 +400 +525 +690
120<d≤140
–460 –260 –200 +63 +92 +122 +170 +202 +248 +300 +365 +470 +620 +800
140<d≤160
–520 –280 –210 +65 +100 +134 +190 +228 +280 +340 +415 +535 +700 +900
160<d≤180
–580 –310 –230
– –145 –85 – –43 – –14 0 –11 –18 – +3 0 +15 +27 +43
+68 +108 +146 +210 +252 +310 +380 +465 +600 +780 +1000
180<d≤200
–660 –340 –240 +77 +122 +166 +236 +284 +350 +425 +520 +670 +880 +1150
200<d≤225
–740 –380 –260 +80 +130 +180 +258 +310 +385 +470 +575 +740 +960 +1250
225<d≤250
–820 –420 –280
– –170 –100 – –50 – –15 0 –13 –21 – +4 0 +17 +31 +50
+84 +140 +196 +284 +340 +425 +520 +640 +820 +1050 +1350
250<d≤280
–920 –460 –300 +94 +158 +218 +315 +385 +475 +580 +710 +920 +1200 +1550
280<d≤315
–1050 –540 –330
– –190 –110 – –56 – –17 0 –16 –26 – +4 0 +20 +34 +56
+98 +170 +240 +350 +425 +525 +650 +790 +1000 +1300 +1700
315<d≤355
–1200 –600 –360 +108 +190 +268 +390 +475 +590 +730 +900 +1150 +1500 +1900
355<d≤400
–1350 –680 –400
– –210 –125 – –62 – –18 0 –18 –28 – +4 0 +21 +37 +62
+114 +208 +294 +435 +530 +660 +820 +1000 +1300 +1650 +2100
400<d≤450
–1500 –760 –440 +126 +232 +330 +490 +595 +740 +920 +1100 +1450 +1850 +2400
450<d≤500
–1650 –840 –480
– –230 –135 – –68 – –20 0 –20 –32 – +5 0 +23 +40 +68
+132 +252 +360 +540 +660 +820 +1000 +1250 +1600 +2100 +2600
Para la posición js, di= –IT/2 ds= IT/2
Tabla 5. Diferencias fundamentales para ejes en micras
Tablas Tolerancias DIMENSIONALES.pdf
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