1、 GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 1 of 13 Printed copies are uncontrolled. GAUGING TOLERANCE SYSTEM 1. Purpose This standard shall ensure general understanding of the gauging tolerance systemn and determine uniform tolerances for all gauging equip
2、ment. 2. Reference ISO 286-1 / -2. GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 2 of 13 Printed copies are uncontrolled. 3. Definitions 3.1. Tolerance zones of limit gauges for sizes up to 180 mm =“NO GO“ LIMITGAUGE MAKERSTOLERANCEINTERNAL WORKPIECETOLERANCEW
3、EAR ALLOWANCE“GO“ Shall apply only to complex configuration masters used for setting comperator gauges for length, width, height etc. Shall not apply to standard masters or masters with simple configuration, i.e. rings, discs, blocks etc. a) The maximum alternative gauge makers tolerance is determin
4、ed by computing 5% of the workpiece tolerance. b) Tolerance zones as shown in figure 5 & 6 shall apply. c) The manufacturing limits to be specified on the master drawing. GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 7 of 13 Printed copies are uncontrolled. 5.
5、 Appendix MANUFACTURING TOLERANCES FOR LIMIT TYPE GAUGES (PLAIN WORKPIECES) GAUGE-CLASS 4 5 6 7 8ABOVE UP TOWorkpiece tolerance According To ISO R286IT8 and UpwardsIT9 and UpwardsIT11 and UpwardsIT13 and UpwardsIT15 and Upwards- 3 Workpiece tolerance From 0.014 0.025 0.060 0.140 0.400To 0.024 0.059
6、0.139 0.399 UpGauge Tolerance 0.002 0.002 0.004 0.010 0.010Wear Allowance 0.001 0.004 0.008 0.015 0.035Form Tolerance 0.001 0.001 0.003 0.004 0.0043 6 Workpiece tolerance From 0.018 0.030 0.075 0.180 0.480To 0.029 0.074 0.179 0.479 UpGauge Tolerance 0.003 0.003 0.005 0.012 0.012Wear Allowance 0.002
7、0.005 0.004 0.018 0.042Form Tolerance 0.002 0.002 0.004 0.005 0.0056 10 Workpiece tolerance From 0.022 0.036 0.090 0.220 0.580To 0.035 0.089 0.219 0.579 UpGauge Tolerance 0.003 0.003 0.006 0.015 0.075Wear Allowance 0.002 0.006 0.011 0.021 0.049Form Tolerance 0.002 0.002 0.004 0.006 0.00610 18 Workpi
8、ece tolerance From 0.027 0.043 0.110 0.270 0.700To 0.042 0.109 0.269 0.699 UpGauge Tolerance 0.003 0.003 0.008 0.018 0.018Wear Allowance 0.003 0.007 0.012 0.023 0.055Form Tolerance 0.002 0.002 0.005 0.008 0.00818 30 Workpiece tolerance From 0.033 0.052 0.130 0.330 0.840To 0.051 0.129 0.329 0.839 UpG
9、auge Tolerance 0.004 0.004 0.009 0.021 0.021Wear Allowance 0.003 0.007 0.015 0.026 0.062Form Tolerance 0.003 0.003 0.006 0.009 0.00930 50 Workpiece tolerance From 0.039 0.062 0.160 0.390 1.000To 0.061 0.159 0.389 0.990 UpGauge Tolerance 0.004 0.004 0.011 0.025 0.025Wear Allowance 0.004 0.009 0.017 0
10、.030 0.068Form Tolerance 0.003 0.003 0.007 0.011 0.01150 80 Workpiece tolerance From 0.046 0.074 0.190 0.460 1.200To 0.073 0.189 0.459 1.199 UpGauge Tolerance 0.005 0.005 0.013 0.030 0.030Wear Allowance 0.005 0.011 0.019 0.033 0.075Form Tolerance 0.003 0.003 0.008 0.013 0.01380 120 Workpiece toleran
11、ce From 0.054 0.087 0.220 0.540 1.400To 0.086 0.219 0.539 1.399 UpGauge Tolerance 0.006 0.006 0.015 0.035 0.035Wear Allowance 0.005 0.012 0.021 0.037 0.083Form Tolerance 0.004 0.004 0.010 0.015 0.015120 180 Workpiece tolerance From 0.063 0.100 0.250 0.630 1.600To 0.099 0.249 0.629 1.599 UpGauge Tole
12、rance 0.008 0.008 0.018 0.040 0.040Form Tolerance 0.005 0.014 0.023 0.040 0.090Wear Allowance 0.005 0.005 0.012 0.018 0.018NOM. SIZEWORKPIECEGLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 8 of 13 Printed copies are uncontrolled. GENERAL GAUGE TOLERANCES MANUFAC
13、TURING TOLERANCES FOR LIMIT TYPE GAUGES (PLAIN WORKPIECES) SIZES 180 TO 500 MM GAUGE - CLASS 4 5 6 7 8 9ABOVE UP TOWorkpiece tolerance According To ISO R286IT11 And UpwardsIT12 And UpwardsIT15 And UpwardsIT14 And UpwardsIT15 And UpwardsIT16 And Upwards180 250 Workpiece tolerance From 0.290 0.460 0.7
14、20 1.149 1.150 1.849 1.850 2.900To 0.459 0.719 2.899 UpGauge Tolerance 0.020 0.020 0.046 0.057 0.046 0.077 0.046 0.046Wear Allowance 0.030 0.035 0.057 0.077 0.147 0.110Safety Zone 0.015 0.015 0.025 0.045 0.070 0.110Form Tolerance 0.014 0.014 0.020 0.020 0.020 0.020250 315 Workpiece tolerance From 0.
15、320 0.520 0.810 1.299 1.300 2.099 2.100 3.200To 0.519 0.809 3.199 UpGauge Tolerance 0.023 0.023 0.052 0.064 0.052 0.084 0.052 0.052Wear Allowance 0.034 0.039 0.064 0.084 0.164 0.214Safety Zone 0.015 0.020 0.035 0.055 0.090 0.140Form Tolerance 0.016 0.016 0.023 0.023 0.023 0.023315 400 Workpiece tole
16、rance From 0.360 0.570 0.890 1.400 2.300 3.600To 0.569 0.889 1.399 2.299 3.599 UpGauge Tolerance 0.025 0.025 0.057 0.057 0.097 0.057 0.057Wear Allowance 0.038 0.053 0.072 0.097 0.182 0.252Safety Zone 0.015 0.030 0.045 0.070 0.110 0.180Form Tolerance 0.018 0.018 0.025 0.025 0.025 0.025400 500 Workpie
17、ce tolerance From -0.400 0.650 0.970 1.550 2.500 4.000To 0.629 0.969 1.549 2.499 3.990 UpGauge Tolerance 0.027 0.027 0.063 0.063 0.063 0.063Wear Allowance 0.042 0.057 0.079 0.114 0.209 0.289Safety Zone 0.020 0.055 0.055 0.090 0.140 0.220Form Tolerance 0.020 0.020 0.027 0.027 0.027 0.027NOM. SIZEWORK
18、PIECEGLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 9 of 13 Printed copies are uncontrolled. MANUFACTURING TOLERANCES FOR MASTER REFERENCE AND SETTING GAUGES GAUGE CLASS 1 2 3Above UP TOWorkpiece Tolerance According to ISO R286IT6 and UpwardsIT8 and UpwardsIT8
19、and Upwards-3Workpiece Tolerance from 0.006 0.001 0.140to 0.013 0.139 UpGauge Tolerance 0.0008 0.0012 0.002Form Tolerance 0.0008 0.0008 0.001236Workpiece Tolerance from 0.008 0.018 0.180to 0.017 0.179 UpGauge Tolerance 0.0001 0.002 0.003Form Tolerance 0.0001 0.001 0.002610Workpiece Tolerance from 0.
20、0009 -0.022 0.220to 0.021 0.219 UpGauge Tolerance 0.001 0.0015 0.0025Form Tolerance 0.001 0.001 0.001510 18 Workpiece Tolerance from 0.011 0.027 0.270to 0.026 0.269 UpGauge Tolerance 0.0012 0.002 0.003Form Tolerance 0.0012 0.001 0.00218 30 Workpiece Tolerance from 0.001 0.033 0.330to0.032 0.329 UpGa
21、uge Tolerance 0.002 0.003 0.004Form Tolerance 0.002 0.002 0.00330 50 Workpiece Tolerance from 0.016 0.039 0.390to 0.038 0.389 UpGauge Tolerance 0.002 0.003 0.004Form Tolerance 0.002 0.002 0.00350 80 Workpiece Tolerance from 0.019 0.046 0.460to 0.045 0.459 UpGauge Tolerance 0.002 0.003 0.005Form Tole
22、rance 0.002 0.002 0.00580 120 Workpiece Tolerance from 0.022 0.054 0.540to 0.053 0.539 UpGauge Tolerance 0.0025 0.004 0.006Form Tolerance 0.0025 0.0025 0.004120 180 Workpiece Tolerance from 0.025 0.063 0.630to 0.062 0.629 UpGauge Tolerance 0.0035 0.005 0.008Form Tolerance 0.0035 0.0035 0.005180 250
23、Workpiece Tolerance from 0.029 0.072 0.720to 0.071 0.719 UpGauge Tolerance 0.0045 0.007 0.010Form Tolerance 0.0045 0.0045 0.007250 315 Workpiece Tolerance from 0.032 0.081 0.810to 0.080 0.809 UpGauge Tolerance 0.006 0.008 0.012Form Tolerance 0.006 0.006 0.008315 400 Workpiece Tolerance from 0.036 0.
24、089 0.890to 0.088 0.889 UpGauge Tolerance 0.007 0.009 0.013Form Tolerance 0.007 0.007 0.009400 500 Workpiece Tolerance from 0.040 0.097 0.970and above to 0.096 0.969 UpGauge Tolerance 0.008 0.010 0.013Form Tolerance 0.008 0.008 0.010WORKPIECENOM. SIZEGLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w
25、-GX 1 ISSUE DATE: 19991201 REV: Page 10 of 13 Printed copies are uncontrolled. DISPOSITION OF GAUGE TOLERANCES FOR EXTERNAL WORKPIECES (E.G. SHAFTS) UP TO 180 MM Gauge Makers ToleranceSize Range of GO Applications Gauge ClassDim.Above Up To 4 5 6 7 8- 3 Go -0.0010 -0.0040 -0.0080 -0.0150 -0.0350-0.0
26、030 -0.0060 -0.0120 -0.0250 -0.0450Not Go 0.001 0.001 0.002 0.005 0.0053 5 Go -0.0018 -0.0048 -0.0095 -0.0180 -0.0420-0.0043 -0.0073 -0.0145 -0.0300 -0.0540Not Go 0.0012 0.0012 0.0025 0.006 0.0066 10 Go -0.0018 -0.0058 -0.0110 -0.2050 -0.0485-0.0043 -0.0083 -0.0170 -0.0355 -0.0635Not Go 0.0012 0.001
27、2 0.003 0.0075 0.007510 18 Go -0.0025 -0.0065 -0.0120 -0.0230 -0.0550-0.0055 -0.0095 -0.0200 -0.0410 -0.0730Not Go 0.0015 0.0015 0.004 0.009 0.00918 30 Go -0.0030 -0.0070 -0.0145 -0.0255 -0.0615-0.0070 -0.0110 -0.0235 -0.0465 -0.0825Not Go 0.002 0.002 0.0045 0.0105 0.010530 50 Go -0.0040 -0.0090 -0.
28、0165 -0.0295 -0.0675-0.0080 -0.0130 -0.0275 -0.0545 -0.0925Not Go 0.002 0.002 0.0055 0.0125 0.012550 80 Go -0.0045 -0.0105 -0.0185 -0.0330 -0.0750-0.0095 -0.0155 -0.3150 -0.0630 -0.1050Not Go 0.0025 0.0025 0.0065 0.015 0.01580 120 Go -0.0050 -0.0120 -0.0205 -0.0365 -0.0825-0.0110 -0.0180 -0.0355 -0.
29、0715 -0.1175Not Go 0.003 0.003 0.0075 0.0175 0.1175120 180 Go -0.0050 -0.0140 -0.0230 -0.0400 -0.0900-0.0130 -0.0220 -0.0410 -0.0800 -0.1300Not Go 0.004 0.004 0.009 0.02 0.02GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 11 of 13 Printed copies are uncontrolled
30、. DISPOSITION OF GAUGE TOLERANCES AND LIMIT OF MAXIMUM PERMISSABLE GAUGE WEAR FOR EXTERNAL WORKPIECE SIZES ABOVE 180 UP TO 500 MM GAUGE CLASSSize Range of Go 4 5 6Dim.ABOVE UP TO GO LIMIT NOT GO LIMIT NOT GO LIMIT NOTOF GO OF GO OF GOWEAR WEAR WEAR180 250 -0.030 -0.010 +0.020 -0.035 -0.015 +0.025 -0
31、.057 -0.025 +0.048-0.050 0 -0.055 +0.005 -0.103 +0.002250 315 -0.034 -0.015 +0.026 -0.039 -0.020 +0.031 -0.064 -0.035 +0.061-0.057 +0.003 -0.062 +0.008 -0.116 +0.009315 400 -0.038 -0.015 +0.027 -0.053 -0.030 +0.042 -0.072 -0.045 +0.073-0.063 +0.002 -0.078 +0.017 -0.129 +0.016400 500 -0.042 -0.020 +0
32、.033 -0.057 -0.035 +0.048 -0.079 -0.055 +0.086-0.069 +0.006 -0.084 +0.021 -0.142 +0.023GAUGE CLASSSize Range of Go 7 8 9Dim.ABOVE UP TO GO LIMIT NOT GO LIMIT NOT GO OF NOTOF GO OF GO OF GOWEAR WEAR WEAR180 250 -0.077 -0.045 +0.068 -0.147 -0.070 +0.093 -0.187 -0.110 +0.133-0.123 +0.022 -0.193 +0.047
33、-0.233 +0.087250 315 -0.084 -0.055 +0.081 -0.164 -0.090 +0.116 -0.214 -0.140 +0.166-0.136 +0.029 -0.216 +0.064 -0.266 +0.114315 400 -0.097 -0.070 +0.098 -0.182 -0.110 +0.138 -0.252 -0.180 +0.280-0.154 +0.041 -0.239 +0.081 -0.309 +0.151400 500 -0.114 -0.090 +0.121 -0.209 -0.140 +0.171 -0.289 -0.220 +
34、0.251-0.117 +0.058 -0.272 +0.108 -0.352 +0.188GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV: Page 12 of 13 Printed copies are uncontrolled. DISPOSITION OF GAUGE TOLERANCE FOR INTERNAL WORKPIECES (E.G. HOLES) UP TO 180 MM Gauge Makers ToleranceApplications Gauge Clas
35、sDim.Above Up To 4 5 6 7 5- 3 Go +0.003 +0.006 +0.012 +0.008 + 0.025 +0.045+0.001 -0.004 +0.015 +0.035Not Go 0.001 0.001 0.002 0.005 0.0055 6 Go +0.0043 +0.0073 +0.0145 +0.030 +0.054+0.0018 +0.0048 +0.0095 +0.018 +0.042Not Go 0.0012 0.0012 0.0025 0.006 0.0066 10 Go +0.0043 +0.0083 +0.017 +0.0355 +0.
36、0635+0.0018 +0.0058 +0.011 +0.0205 +0.0485Not Go 0.0012 0.0012 0.003 0.0075 0.007510 18 Go +0.0055 +0.0095 +0.020 +0.041 +0.073+0.0025 +0.0065 +0.012 +0.023 +0.055Not Go 0.0015 0.0015 0.004 0.009 0.00918 50 Go +0.007 +0.011 +0.007 +0.0235 +0.0465 +0.0825+0.003 +0.0145 +0.0255 +0.0615Not Go 0.002 0.0
37、02 0.0045 0.0105 0.010530 50 Go +0.008 0.013 +0.009 +0.0275 +0.0545 +0.0925+0.004 +0.0165 +0.0295 +0.0675Not Go 0.002 0.002 0.0055 0.0125 0.012550 80 Go +0.0095 +0.0155 +0.0315 +0.063 +0.105+0.0045 +0.0105 +0.0185 +0.033 +0.075Not Go 0.0025 0.0025 0.0065 0.015 0.01580 120 Go +0.011 +0.018 +0.012 +0.
38、0355 +0.0715 +0.1175+0.005 +0.0205 +0.0365 +0.0825Not Go 0.003 0.003 0.0075 0.0175 0.0175120 180 Go +0.013 +0.022 +0.014 +0.041 +0.023 +0.080 +0.130+0.005 +0.040 +0.090Not Go 0.004 0.004 0.009 0.020 0.020Size Range of GO GLOBAL MANUFACTURING STANDARDS STANDARD NUMBER: w-GX 1 ISSUE DATE: 19991201 REV
39、: Page 13 of 13 Printed copies are uncontrolled. TOLERANCE AND LIMIT OF MAXIMUM PERMISSIBLE GAUGE WEAR FOR INTERNAL WORKPIECE SIZES ABOVE 180 UP TO 500 MM GAUGE CLASS456ABOVE UP TO GO LIMIT NOT GO LIMIT NOT GO LIMIT NOTOF GO OF GO OF GOWEAR WEAR WEAR180 250 +0.050 +0.010 0 +0.055 +0.015 -0.005 +0.10
40、3 +0.025 -0.002+0.030 -0.020 +0.035 -0.025 +0.057 -0.048250 315 +0.057 +0.015 -0.003 +0.062 +0.020 -0.008 +0.116 +0.035 -0.009+0.034 -0.026 +0.039 -0.031 +0.064 -0.061315 400 +0.063 +0.015 -0.002 +0.078 +0.030 -0.017 +0.129 +0.045 -0.016+0.038 -0.027 +0.053 -0.042 +0.072 -0.073400 500 +0.069 +0.020
41、-0.006 +0.084 +0.035 -0.021 +0.142 +0.055 -0.023+0.042 -0.033 +0.0457 -0.048 +0.079 -0.086GAUGE CLASSSize Rang of Go789Dim.ABOVE UP TO GO LIMIT NOT GO LIMIT NOT GO LIMIT NOTOF GO OF GO OF GOWEAR WEAR WEAR180 250 +0.123 +0.045 -0.022 +0.193 +0.070 -0.047 +0.233 +0.110 -0.087+0.077 -0.068 +0.147 -0.09
42、3 +0.187 -0.133250 315 +0.136 +0.055 -0.029 +0.216 +0.090 -0.064 +0.266 +0.140 -0.114+0.084 -0.081 +0.164 -0.116 +0.214 -0.166315 400 +0.154 +0.070 -0.041 +0.239 +0.110 -0.081 +0.309 +0.180 -0.151+0.097 -0.098 +0.182 -0.138 +0.252 -0.208400 500 +0.177 +0.090 -0.058 +0.272 0.140 -0.108 +0.352 +0.220 -0.188+0.114 -0.121 +0.209 -0.171 +0.289 -0.251Size Range of GoDim.
