1、GB/T 15756-2008 表3 6H内螺纹的极限尺寸 单位为毫米公差直径D 螺纹P 大径Dmin中径 小径D2max D2min D1max D1min1.4 0.3 1.400 1.280 1.205 1.160 1.0751.6 0.35 1.600 1.458 1.373 1.321 1.2211.8 0.35 1.800 1.658 1.573 1.521 1.4212 0.4 2.000 1.830 1.740 1.679 1.5672.2 0.45 2.200 2.003 1.908 1.838 1.7132.5 0.35 2.500 2.358 2.273 2.221 2.
2、1210.45 2.500 2.303 2.208 2.138 2.0133 0.35 3.000 2.863 2.773 2.721 2.6210.5 3.000 2.775 2.675 2.599 2.4593.5 0.35 3.500 3.363 3.273 3.221 3.1210.6 3.500 3.222 3.110 3.010 2.8504 0.5 4.000 3.775 3.675 3.599 3.4590.7 4.000 3.663 3.545 3.422 3.2424.5 0.5 4.500 4.275 4.175 4.099 3.9590.75 4.500 4.131 4
3、.013 3.878 3.6885 0.5 5.000 4.775 4.675 4.599 4.4590.8 5.000 4.605 4.480 4.334 4.1345.5 0.5 5.500 5.275 5.175 5.099 4.9596 0.75 6.000 5.645 5.513 5.378 5.1881 6.000 5.500 5.350 5.153 4.9177 0.75 7.000 6.645 6.513 6.378 6.1881 7.000 6.500 6.350 6.153 5.91780.75 8.000 7.645 7.513 7.378 7.1881 8.000 7.
4、500 7.350 7.153 6.9171.25 8.000 7.348 7.188 6.912 6.64790.75 9.000 8.645 8.513 8.378 8.1881 9.000 8.500 8.350 8.153 7.9171.25 9.000 8.348 8.188 7.912 7.647100.75 10.000 9.645 9.513 9.378 9.1881 10.000 9.500 9.350 9.153 8.9171.25 10.000 9.348 9.188 8.912 8.6471.5 10.000 9.206 9.026 8.676 8.376110.75
5、11.000 10.645 10.513 10.378 10.1881 11.000 10.500 10.350 10.153 9.9171.5 11.000 10.206 10.026 9.676 9.376121 12.000 11.510 11.350 11.153 10.9171.25 12.000 11.368 11.188 10.912 10.6471.5 12.000 11.216 11.026 10.676 10.3761.75 12.000 11.063 10.863 10.441 10.106141 14.000 13.51 13.350 13.153 12.9171.5
6、14.000 13.216 13.026 12.676 12.3762 14.000 12.913 12.701 12.21 11.83515 1 15.000 14.51 14.35 14.153 13.9171.5 15.000 14.216 14.026 13.676 13.376161 16.000 15.51 15.35 15.153 14.9171.5 16.000 15.216 15.026 14.676 14.3762 16.000 14.913 14.701 14.210 13.83517 1 17.000 16.510 16.350 16.153 15.9171.5 17.
7、000 16.216 16.026 15.676 15.376181 18.000 17.510 17.350 17.153 16.9171.5 18.000 17.216 17.026 16.676 16.3762 18.000 16.913 16.701 16.210 15.8352.5 18.000 16.600 16.376 15.744 15.294201 20.000 19.510 19.350 19.153 18.9171.5 20.000 19.216 19.026 18.676 18.3762 20.000 18.913 18.701 18.210 17.8352.5 20.
8、000 18.600 18.376 17.744 17.294221 22.000 21.510 21.350 21.153 20.9171.5 22.000 21.216 21.026 20.676 20.3762 22.000 20.913 20.701 20.210 19.8352.5 22.000 20.600 20.376 19.744 19.294241 24.000 23.520 23.350 23.153 22.9171.5 24.000 23.226 23.026 22.676 22.3762 24.000 22.925 22.701 22.210 21.8353 24.00
9、0 22.316 22.051 21.252 20.752251 25.000 24.520 24.350 24.153 23.9171.5 25.000 24.226 24.026 23.676 23.3762 25.000 23.925 23.701 23.210 22.83526 1.5 26.000 25.226 25.026 24.676 24.376271 27.000 26.520 26.350 26.153 25.9171.5 27.000 26.226 26.026 25.676 25.3762 27.000 25.925 25.701 25.210 24.8353 27.0
10、00 25.316 25.051 24.252 23.752281 28.000 27.520 27.350 27.153 26.9171.5 28.000 27.226 27.026 26.676 26.3762 28.000 26.925 26.701 26.210 25.835301 30.000 29.520 29.350 29.153 28.9171.5 30.000 29.226 29.026 28.676 28.3762 30.000 28.925 28.701 28.210 27.8353 30.000 28.316 28.051 27.252 26.7523.5 30.000
11、 28.007 27.727 26.771 26.21132 1.5 32.000 31.226 31.026 30.676 30.3762 32.000 30.925 30.701 30.210 29.835331.5 33.000 32.226 32.026 31.676 31.3762 33.000 31.925 31.701 31.210 30.8353 33.000 31.316 31.051 30.252 29.7523.5 33.000 31.007 30.727 29.771 29.211361.5 36.000 35.226 35.026 34.676 34.3762 36.
12、000 34.925 34.701 34.210 33.8353 36.000 34.316 34.051 33.252 32.7524 36.000 33.702 33.402 32.270 31.67038 1.5 38.000 37.226 37.026 36.676 36.376391.5 39.000 38.226 38.026 37.676 37.3762 39.000 37.925 37.701 37.210 36.8353 39.000 37.316 37.051 36.252 35.7524 39.000 36.702 36.402 35.270 34.670401.5 40
13、.000 39.226 39.026 38.676 38.3762 40.000 38.925 38.701 38.210 37.835163 40.000 38.316 38.051 37.252 36.752421.5 42.000 41.226 41.026 40.676 40.3762 42.000 40.925 40.701 40.210 39.8353 42.000 40.316 40.051 39.252 38.7524 42.000 39.702 39.402 38.270 37.6704.5 42.000 39.392 39.077 37.799 37.129451.5 45
14、.000 44.226 44.026 43.676 43.3762 45.000 43.925 43.701 43.210 42.8353 45.000 43.316 43.051 42.252 41.7524 45.000 42.702 42.402 41.270 40.6704.5 45.000 42.392 42.077 40.799 40.129481.5 48.000 47.238 47.026 46.676 46.3762 48.000 46.937 46.701 46.210 45.8353 48.000 46.331 46.051 45.252 44.7524 48.000 4
15、5.717 45.402 44.270 43.6705 48.000 45.087 44.752 43.297 42.587501.5 50.000 49.238 49.026 48.676 48.3762 50.000 48.937 48.701 48.210 47.8353 50.000 48.331 48.051 47.252 46.752521.5 52.000 51.238 51.026 50.676 50.3762 52.000 50.937 50.701 50.210 49.8353 52.000 52.331 50.051 49.252 48.7524 52.000 49.71
16、7 49.402 48.270 47.6705 52.000 49.087 48.752 47.297 46.587551.5 55.000 54.238 54.026 53.676 53.3762 55.000 53.937 53.701 53.210 52.8353 55.000 53.331 53.051 52.252 51.7524 55.000 52.717 52.402 51.270 50.670561.5 56.000 55.238 55.026 54.676 54.3762 56.000 54.937 54.701 54.210 53.8353 56.000 54.331 54
17、.051 53.252 52.7524 56.000 53.717 53.402 52.270 51.6705.5 56.000 52.783 52.428 50.796 50.046581.5 58.000 57.238 57.026 56.676 56.3762 58.000 56.937 56.701 56.210 55.8353 58.000 56.331 56.051 55.252 54.7524 58.000 55.717 55.402 54.270 53.670601.5 60.000 59.238 59.026 58.676 58.3762 60.000 58.937 58.7
18、01 58.210 57.8353 60.000 58.331 58.051 57.252 56.7524 60.000 57.717 57.402 56.270 55.6705.5 60.000 56.783 56.428 54.796 54.046621.5 62.000 61.238 61.026 60.676 60.3762 62.000 60.937 60.701 60.210 59.8353 62.000 60.331 60.051 59.252 58.7524 62.000 59.717 59.402 58.270 57.670641.5 64.000 63.238 63.026
19、 62.676 62.3762 64.000 62.937 62.701 62.210 61.8353 64.000 62.331 62.051 61.252 60.7524 64.000 61.717 61.402 60.270 59.6706 64.000 60.478 60.103 58.305 57.505651.5 65.000 64.238 64.026 63.676 63.376402 65.000 63.937 63.701 63.210 62.8353 65.000 63.331 63.051 62.252 61.7524 65.000 62.717 62.402 61.27
20、0 60.670681.5 68.000 67.238 67.026 66.676 66.3762 68.000 66.937 66.701 66.210 65.8353 68.000 66.331 66.051 65.252 64.7524 68.000 65.717 65.402 64.270 63.6706 68.000 64.478 64.103 62.305 61.505701.5 70.000 69.238 69.026 68.676 68.3762 70.000 68.937 68.701 68.210 67.8353 70.000 68.331 68.051 67.252 66
21、.7524 70.000 67.717 67.402 66.270 65.6706 70.000 66.478 66.103 64.305 63.505721.5 72.000 71.238 71.026 70.676 70.3762 72.000 70.937 70.701 70.210 69.8353 72.000 70.331 70.051 69.252 68.7524 72.000 69.717 69.402 68.270 67.6706 72.000 68.478 68.103 66.305 65.505751.5 75.000 74.238 74.026 73.676 73.376
22、2 75.000 73.937 73.701 73.210 72.8353 75.000 73.331 73.051 72.252 71.7524 75.000 72.717 72.402 71.270 70.670761.5 76.000 75.238 75.026 74.676 74.3762 76.000 74.937 74.701 74.210 73.8353 76.000 74.331 74.051 73.252 72.7524 76.000 73.717 73.402 72.270 71.6706 76.000 72.478 72.103 70.305 69.50578 2 78.
23、000 76.937 76.701 76.210 75.835801.5 80.000 79.238 79.026 78.676 78.3762 80.000 78.937 78.701 78.210 77.8353 80.000 78.331 78.051 77.252 76.7524 80.000 77.717 77.402 76.270 75.6706 80.000 76.478 76.103 74.305 73.50582 2 82.000 80.937 80.701 80.210 79.835852 85.000 83.937 83.701 83.210 82.8353 85.000
24、 83.331 83.051 82.252 81.7524 85.000 82.717 82.402 81.270 80.6706 85.000 81.478 81.103 79.305 78.505902 90.000 88.937 88.701 88.210 87.8353 90.000 88.331 88.051 87.252 86.7524 90.000 87.717 87.402 86.270 85.6706 90.000 86.478 86.103 84.305 83.505952 95.000 93.951 93.701 93.210 92.8353 95.000 93.351
25、93.051 92.252 91.7524 95.000 92.737 92.402 91.270 90.6706 95.000 91.503 91.103 89.305 88.5051002 100.00 98.951 98.701 98.210 97.8353 100.00 98.351 98.051 97.252 96.7524 100.00 97.737 97.402 96.270 95.6706 100.00 96.503 96.103 94.305 93.5051052 105.000 103.951 103.701 103.210 102.8353 105.000 103.351
26、 103.051 102.252 101.752654 105.000 102.737 102.402 101.270 100.6706 105.000 101.503 101.103 99.305 98.5051102 110.000 108.951 108.701 108.210 107.8353 110.000 108.351 108.051 107.252 106.7524 110.000 107.737 107.402 106.270 105.6706 110.000 106.503 106.103 104.305 103.5051152 115.000 113.951 113.70
27、1 113.210 112.8353 115.000 113.351 113.051 112.252 111.7524 115.000 112.737 112.402 111.270 110.6706 115.000 111.503 111.103 109.305 108.5051202 120.000 118.951 118.701 118.210 117.8353 120.000 118.351 118.051 117.252 116.7524 120.000 117.737 117.402 116.270 115.6706 120.000 116.503 116.103 114.305
28、113.5051252 125.000 123.951 123.701 123.210 122.8353 125.000 123.351 123.051 122.252 121.7524 125.000 122.737 122.402 121.270 120.6706 125.000 121.503 121.103 119.305 118.5058 125.000 120.254 119.804 117.340 116.3401302 130.000 128.951 128.701 128.210 127.8353 130.000 128.351 128.051 127.252 126.752
29、4 130.000 127.737 127.402 126.270 125.6706 130.000 126.503 126.103 124.305 123.5058 130.000 125.254 124.804 122.340 121.3401352 135.000 133.951 133.701 133.210 132.8353 135.000 133.351 133.051 132.252 131.7524 135.000 132.737 132.402 131.270 130.6706 135.000 131.503 131.103 129.305 128.5051402 140.0
30、00 138.951 138.701 138.210 137.8353 140.000 138.351 138.051 137.252 136.7524 140.000 137.737 137.402 136.270 135.6706 140.000 136.503 136.103 134.305 133.5058 140.000 135.254 134.804 132.340 131.3401452 145.000 143.951 143.701 143.210 142.8353 145.000 143.351 143.051 142.252 141.7524 145.000 142.737
31、 142.402 141.270 140.6706 145.000 141.503 141.103 139.305 138.5051502 150.000 148.951 148.701 148.210 147.8353 150.000 148.351 148.051 147.252 146.7524 150.000 147.737 147.402 146.270 145.6706 150.000 146.503 146.103 144.305 143.5058 150.000 145.254 144.804 142.340 141.3401553 155.000 153.351 153.05
32、1 152.252 151.7524 155.000 152.737 152.402 151.270 150.6706 155.000 151.503 151.103 149.305 148.5051603 160.000 158.351 158.051 157.252 156.7524 160.000 157.737 157.402 156.270 155.6706 160.000 156.503 156.103 154.305 153.5058 160.000 155.254 154.804 152.340 151.3401653 165.000 163.351 163.051 162.2
33、52 161.7524 165.000 162.737 162.402 161.270 160.6706 165.000 161.503 161.103 159.305 158.5051051703 170.000 168.351 168.051 167.252 166.7524 170.000 167.737 167.402 166.270 165.6706 170.000 166.503 166.103 164.305 163.5058 170.000 165.254 164.804 162.340 161.3401753 175.000 173.351 173.051 172.252 1
34、71.7524 175.000 172.737 172.402 171.270 170.6706 175.000 171.503 171.103 169.305 168.5051803 180.000 178.351 178.051 177.252 176.7524 180.000 177.737 177.402 176.270 175.6706 180.000 176.503 176.103 174.305 173.5058 180.000 175.254 174.804 172.340 171.3401853 185.000 183.386 183.051 182.252 181.7524
35、 185.000 182.777 182.402 181.270 180.6706 185.000 181.528 181.103 179.305 178.5051903 190.000 188.386 188.051 187.252 186.7524 190.000 187.777 187.402 186.270 185.6706 190.000 186.528 186.103 184.305 183.5058 190.000 185.279 184.804 182.340 181.3401953 195.000 193.386 193.051 192.252 191.7524 195.00
36、0 192.777 192.402 191.270 190.6706 195.000 191.528 191.103 189.305 188.5052003 200.000 198.386 198.051 197.252 196.7524 200.000 197.777 197.402 196.270 195.6706 200.000 196.528 196.103 194.305 193.5058 200.000 195.279 194.804 192.340 191.3402053 205.000 203.386 203.051 202.252 201.7524 205.000 202.7
37、77 202.402 201.270 200.6706 205.000 201.528 201.103 199.305 198.5052103 210.000 208.386 208.051 207.252 206.7524 210.000 207.777 207.402 206.270 205.6706 210.000 206.528 206.103 204.305 203.5058 210.000 205.279 204.804 202.340 201.3402153 215.000 213.386 213.051 212.252 211.7524 215.000 212.777 212.
38、402 211.270 210.6706 215.000 211.528 211.103 209.305 208.5052203 220.000 218.386 218.051 217.252 216.7524 220.000 217.777 217.402 216.270 215.6706 220.000 216.528 216.103 214.305 213.5058 220.000 215.279 214.804 212.340 211.3402253 225.000 223.386 223.051 222.252 221.7524 225.000 222.777 222.402 221
39、.270 220.6706 225.000 221.528 221.103 219.305 218.5052303 230.000 228.386 228.051 227.252 226.7524 230.000 227.777 227.402 226.270 225.6706 230.000 226.528 226.103 224.305 223.5058 230.000 225.279 224.804 222.340 221.3402353 235.000 233.386 233.051 232.252 231.7524 235.000 232.777 232.402 231.270 23
40、0.6706 235.000 231.528 231.103 229.305 228.5052403 240.000 238.386 238.051 237.252 236.7524 240.000 237.777 237.402 236.270 235.6706 240.000 236.528 236.103 234.305 233.5058 240.000 235.279 234.804 232.340 231.3402453 245.000 243.386 243.051 242.252 241.7524 245.000 242.777 242.402 241.270 240.6706
41、245.000 241.528 241.103 239.305 238.5052503 250.000 248.386 248.051 247.252 246.7524 250.000 247.777 247.402 246.270 245.6706 250.000 246.528 246.103 244.305 243.5058 250.000 245.279 244.804 242.340 241.340255 4 255.000 252.777 252.402 251.270 250.6706 255.000 251.528 251.103 249.305 248.5052604 260
42、.000 257.777 257.402 256.270 255.6706 260.000 256.528 256.103 254.305 253.5058 260.000 255.279 254.804 252.340 251.340265 4 265.000 262.777 262.402 261.270 260.6706 265.000 261.528 261.103 259.305 258.5052704 270.000 267.777 267.402 266.270 265.6706 270.000 266.528 266.103 264.305 263.5058 270.000 2
43、65.279 264.804 262.340 261.340275 4 275.000 272.777 272.402 271.270 270.6706 275.000 271.528 271.103 269.305 268.5052804 280.000 277.777 277.402 276.270 275.6706 280.000 276.528 276.103 274.305 273.5058 280.000 275.279 274.804 272.340 271.340285 4 285.000 282.777 282.402 281.270 280.6706 285.000 281
44、.528 281.103 279.305 278.5052904 290.000 287.777 287.402 286.270 285.6706 290.000 286.528 286.103 284.305 283.5058 290.000 285.279 284.804 282.340 281.340295 4 295.000 292.777 292.402 291.270 290.6706 295.000 291.528 291.103 289.305 288.5053004 300.000 297.777 297.402 296.270 295.6706 300.000 296.52
45、8 296.103 294.305 293.5058 300.000 295.279 294.804 292.340 291.340240GB/T 15756-2008 表4公称直径D 螺距P 大径Dmin中径D2max3 0.5 3.000 2.8003.5 0.6 3.500 3.2504 0.5 4.000 3.8000.7 4.000 3.6954.5 0.5 4.500 4.3000.75 4.500 4.1635 0.5 5.000 4.8000.8 5.000 4.6405.5 0.5 5.500 5.3006 0.75 6.000 5.6831 6.000 5.5407H内螺纹
46、的极限小径D2min D1man D1min2.675 2.639 2.4593.110 3.050 2.8503.675 3.639 3.4593.545 3.466 3.2424.175 4.139 3.9594.013 3.924 3.6884.675 4.639 4.4594.480 4.384 4.1345.175 5.139 4.9595.153 5.424 5.1885.350 5.217 4.917中径GB/T 15756-2008 表8 6g外螺纹的极限尺寸 单位为毫米公称直径D 螺距P大径D 中径D2 小径(参考)max min 平均值 max min 平均值 D3max1
47、 0.2 0.98 0.927 0.853 0.805 0.82900 0.7380.25 0.982 0.915 0.820 0.767 0.79350 0.6751.1 0.2 1.083 1.027 0.953 0.905 0.92900 0.8380.25 1.082 1.015 0.920 0.867 #DIV/0! 0.7751.2 0.2 1.183 1.127 1.053 1.005 #DIV/0! 0.9380.25 1.182 1.115 1.020 0.967 #DIV/0! 0.8751.4 0.2 1.383 1.327 1.253 1.205 #DIV/0! 1.1
48、380.3 1.382 1.307 1.187 1.131 1.0141.6 0.2 1.583 1.527 1.453 1.403 1.3380.35 1.581 1.496 1.354 1.291 1.1521.8 0.2 1.783 1.727 1.653 1.603 1.5380.35 1.781 1.696 1.554 1.491 1.3522 0.25 1.982 1.915 1.820 1.764 1.6750.4 1.981 1.886 1.721 1.654 1.4902.2 0.25 2.182 2.115 2.020 1.964 1.8750.45 2.180 2.080
49、 1.888 1.817 1.6282.5 0.35 2.481 2.396 2.254 2.191 2.0520.45 2.480 2.380 2.188 2.117 1.9283 0.35 2.981 2.896 2.754 2.687 2.5520.5 2.980 2.874 2.655 2.580 2.3673.5 0.35 3.481 3.396 3.254 3.187 3.0520.6 3.479 3.354 3.089 3.004 2.7434 0.5 3.980 3.874 3.655 3.580 3.3670.7 3.978 3.838 3.523 3.433 3.1194.5 0.5 4.480 4.374 4.155 4.080 3.8670.75 4.478 4.338 3.991 3.901 3.5585 0.5 4.980 4.874 4.655 4.580 4.3670.8 4.976 4.826 4.456 4.361 3.9955.5 0.5 5.480 5.374 5.155 5.080 4.8676 0.75 5.978 5.838 5.491 5.391 5.0581 5.974 5.794 5.324 5.212 4.7477 0.75 6.978 6.838 6.491 6.391 6.0581 6.974 6.794 6.324
