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普通螺纹的基本牙型及基本尺寸  

2012-12-24 08:37:05|  分类: 管理 |  标签: |举报 |字号 订阅

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标准:摘自GB/T 192-1981及GB/T 196-1981 等效ISO68-1973及ISO724-1978

 

公称直径D、d\第一系列 公称直径D、d\第二系列 公称直径D、d\第三系列 螺距p 中径D2或d2 小径D1或d1
1 - - 0.25* 0.838 0.729
1 - 0.2 0.783 0.729
- 1.1 - 0.25* 0.938 0.829
- 1.1 - 0.2 0.97 0.883
1.2 - - 0.25* 1.038 0.929
1.2 - - 0.2 1.07 0.983
- 1.4 - 0.3* 1.205 1.075
- 1.4 - 0.2 1.27 1.183
1.6 - - 0.35* 1.373 1.221
1.6 - - 0.2 1.47 1.383
- 1.8 - 0.35* 1.573 1.421
- 1.8 - 0.2 1.67 1.583
2 - - 0.4* 1.74 1.567
2 - - 0.25 1.838 1.729
- 2.2 - 0.45* 1.908 1.713
- 2.2 - 0.25 2.038 1.929
2.5 - - 0.45* 2.208 2.013
2.5 - - 0.35 2.273 2.121
3 - - 0.5* 2.675 2.459
3 - - 0.35 2.773 2.621
- 3.5 - (0.6)* 3.11 2.85
- 3.5 - 0.35 3.273 3.121
4 - - 0.7* 3.545 3.242
4 - - 0.5 3.675 3.459
- 4.5 - (0.75)* 4.013 3.688
- 4.5 0.5 3.959 3.688
5 - - 0.8* 4.48 4.134
5 - - 0.5 4.675 4.459
- - 5.5 0.5 5.175 4.959
6 - - 1* 5.35 4.917
6 - - 0.75 5.513 5.188
6 - - (0.5) 5.675 5.459
- - 7 1* 6.35 5.917
- - 7 0.75 6.513 6.188
- - 7 (0.5) 6.675 6.459
8 - - 1.25* 7.188 6.647
8 - - 1 7.35 6.917
8 - - 0.75 7.513 7.188
8 - - (0.5) 7.675 7.459
- - 9 (1.25)* 8.188 7.647
- - 9 1 8.35 7.917
- - 9 0.75 8.513 8.188
- - 9 (0.5) 8.675 8.459
10 - - 1.5* 9.026 8.376
10 - - 1.25 9.188 8.647
10 - - 1 9.35 8.917
10 - - 0.75 9.513 9.188
10 - - (0.5) 9.675 9.459
- - 11 (1.5)* 10.026 9.376
- - 11 1 10.35 9.917
- - 11 0.75 10.513 10.188
- - 11 (0.5) 10.675 10.459
12 - - 1.75* 10.863 10.106
12 - - 1.5 11.026 10.376
12 - - 1.25 11.188 10.647
12 - - 1 11.35 10.917
12 - - (0.75) 11.513 11.188
12 - - (0.5) 11.675 11.459
- 14 - 2* 12.701 11.835
- 14 - 1.5 13.026 12.376
- 14 - 1.25 13.188 12.647
- 14 - 1 13.35 12.917
- 14 - (0.75) 13.513 13.188
- 14 - (0.5) 13.513 13.459
- - 15 1.5 14.026 13.376
- - 15 (1) 14.35 13.917
16 - - 2* 14.701 13.835
16 - - 1.5 15.026 14.376
16 - - 1 15.35 14.917
16 - - (0.75) 15.513 15.188
16 - - (0.5) 15.675 15.459
- - 17 1.5 16.026 15.376
- - 17 (1) 16.35 15.917
- 18 - 2.5* 16.376 15.294
- 18 - 2 16.701 15.835
- 18 - 1.5 17.026 16.376
- 18 - 1 17.35 16.917
- 18 - (0.75) 15.513 17.188
- 18 - (0.5) 17.675 17.459
20 - - 2.5* 18.376 17.294
20 - - 2 18.701 17.835
20 - - 1.5 19.026 18.376
20 - - 1 19.35 18.917
20 - - (0.75) 19.513 19.188
20 - - (0.5) 19.675 19.459
- 22 - 2.5* 20.376 19.294
- 22 - 2 20.701 19.835
- 22 - 1.5 21.026 20.376
- 22 - 1 19.35 18.917
- 22 - (0.75) 19.513 19.188
- 22 - (0.5) 21.675 21.459
24 - - 3* 22.051 20.752
24 - - 2 22.701 21.835
24 - - 1.5 23.026 22.376
24 - - 1 23.35 22.917
24 - - (0.75) 23.513 23.188
- - 25 2 23.701 22.835
- - 25 1.5 24.026 23.376
- - 25 (1) 24.35 23.917
- - 26 1.5 25.026 24.376
- 27 - 3* 25.051 23.752
- 27 - 2 25.701 24.835
- 27 - 1.5 26.026 25.917
- 27 - 1 26.35 25.917
- 27 - (0.75) 26.513 26.188
- - 28 2 26.701 25.835
- - 28 1.5 27.026 26.376
- - 28 1 27.35 26.917
30 - - 3.5* 27.727 26.211
30 - - (3) 28.051 26.752
30 - - 2 28.701 27.835
30 - - 1.5 29.026 28.376
30 - - 1 29.35 28.917
30 - - (0.75) 29.513 29.188
- - 32 2 30.701 29.835
- - 32 1.5 31.026 30.376
- 33 - 3.5* 30.727 29.211
- 33 - (3) 31.051 29.752
- 33 - 2 31.701 30.835
- 33 - 1.5 32.026 31.376
- 33 - (1) 32.35 31.917
- 33 - (0.75) 32.513 32.188
- - 35 1.5 34.026 33.376
36 - - 4* 33.402 31.67
36 - - 3 34.051 32.752
36 - - 2 34.701 33.835
36 - - 1.5 35.026 34.376
36 - - (1) 35.35 34.917
- - 38 1.5 37.026 36.376
- 39 - 4* 36.402 34.67
- 39 - 3 37.051 35.752
- 39 - 2 37.701 36.835
- 39 - 1.5 38.026 37.376
- 39 - (1) 38.35 37.917
- - 40 (3) 38.051 36.752
- - 40 (2) 38.701 37.835
- - 40 1.5 39.026 38.376
42 - - 4.5* 39.077 37.129
42 - - (4) 39.402 37.67
42 - - 3 40.051 37.752
42 - - 2 40.701 39.835
42 - - 1.5 41.026 40.376
42 - - (1) 41.35 40.917
- 45 - 4.5* 42.077 40.129
- 45 - (4) 42.402 40.67
- 45 - 3 43.051 41.752
- 45 - 2 43.701 42.835
- 45 - 1.5 44.026 43.476
- 45 - (1) 44.35 43.917
48 - - 5* 44.752 42.587
48 - - (4) 45.402 43.67
48 - - 3 46.051 44.752
48 - - 2 46.701 45.835
48 - - 1.5 47.026 46.0376
48 - - (1) 47.35 46.917
- - 50 (3) 48.051 46.752
- - 50 (2) 48.701 47.835
- - 50 1.5 49.026 48.376
- 52 - 5* 48.752 46.587
- 52 - (4) 49.402 47.67
- 52 - 3 50.051 49.835
- 52 - 2 50.701 49.835
- 52 - 1.5 51.026 50.376
- 52 - (1) 51.35 50.917
- - 55 (4) 52.402 50.67
- - 55 (3) 53.051 51.752
- - 55 2 53.701 52.835
- - 55 1.5 54.026 53.376
56 - - 5.5* 52.428 50.67
56 - - 4 53.402 51.67
56 - - 3 54.051 52.752
56 - - 2 54.701 53.835
56 - - 1.5 55.026 54.376
56 - - (1) 55.35 54.917
- - 58 (4) 55.402 53.67
- - 58 (3) 56.051 54.752
- - 58 2 56.701 55.835
- - 58 1.5 57.026 56.376
- 60 - (5.5)* 56.428 54.046
- 60 - 4 57.402 55.67
- 60 - 3 58.051 56.752
- 60 - 2 58.701 57.835
- 60 - 1.5 59.026 58.376
- 60 - (1) 59.35 58.917
- - 62 (4) 59.402 57.67
- - 62 (3) 60.051 58.752
- - 62 2 60.701 59.835
- - 62 1.5 61.026 60.376
64 - - 6* 60.103 57.505
64 - - 4 61.402 59.67
64 - - 3 62.051 60.752
64 - - 2 62.701 61.835
64 - - 1.5 63.026 62.376
64 - - (1) 63.35 62.917
- - 65 (4) 62.402 60.67
- - 65 (3) 63.051 61.752
- - 65 2 63.701 61.835
- - 65 1.5 63.026 62.376
- 68 - 6* 64.103 61.505
- 68 - 4 65.402 63.67
- 68 - 3 66.051 64.752
- 68 - 2 66.701 65.835
- 68 - 1.5 67.026 66.376
- 68 - (1) 67.35 66.917
- - 70 (6) 66.103 63.505
- - 70 (4) 67.402 65.67
- - 70 (3) 68.051 66.752
- - 70 2 68.701 67.835
- - 70 1.5 69.026 68.376
72 - - 6 68.103 65.505
72 - - 4 69.402 67.67
72 - - 3 70.051 68.752
72 - - 2 70.701 68.835
72 - - 1.5 71.026 70.376
72 - - (1) 71.35 70.917
- - 75 (4) 72.402 70.67
- - 75 (3) 73.051 71.752
- - 75 2 73.701 72.835
- - 75 1.5 74.026 73.376
- 76 - 6 72.103 69.505
- 76 - 4 73.402 71.67
- 76 - 3 74.051 72.752
- 76 - 2 74.701 73.835
- 76 - 1.5 75.026 74.376
- 76 - (1) 75.35 74.917
- - 78 2 76.701 75.835
80 - - 6 76.103 73.505
80 - - 4 77.402 75.67
80 - - 3 78.051 76.752
80 - - 2 78.701 77.835
80 - - 1.5 79.026 78.376
80 - - (1) 79.35 78.917
- - 82 2 80.701 79.835
- 85 - 6 81.103 78.505
- 85 - 4 82.402 80.67
- 85 - 3 83.051 81.752
- 85 - 2 83.701 82.835
- 85 - (1.5) 84.026 83.376
90 - - 6 86.103 83.505
90 - - 4 87.402 85.67
90 - - 3 88.051 86.752
90 - - 2 88.701 87.835
90 - - (1.5) 89.026 88.876
- 95 - 6 91.103 88.505
- 95 - 4 92.051 91.752
- 95 - 3 93.051 91.752
- 95 - 2 93.701 92.835
- 95 - (1.5) 94.026 93.376
100 - - 6 96.103 93.505
100 - - 4 97.402 95.67
100 - - 3 98.051 96.752
100 - - 2 98.701 97.835
100 - - (1.5) 99.026 98.376
- 105 - 6 101.103 98.505
- 105 - 4 102.402 100.67
- 105 - 3 103.051 101.752
- 105 - 2 103.701 102.835
- 105 - (1.5) 104.026 103.376
110 - - 6 106.103 103.505
110 - - 4 107.402 105.67
110 - - 3 108.051 106.752
110 - - 2 108.701 107.835
110 - - (1.5) 109.026 108.376
- 115 - 6 111.103 108.505
- 115 - 4 112.402 110.67
- 115 - 3 113.051 111.752
- 115 - 2 113.701 112.835
- 115 - (1.5) 114.026 113.376
- 120 - 6 116.103 113.505
- 120 - 4 117.402 115.67
- 120 - 3 118.051 116.752
- 120 - 2 118.701 117.835
- 120 - (1.5) 119.026 118.376
125 - - 6 121.103 118.505
125 - - 4 122.402 120.67
125 - - 3 123.051 121.752
125 - - 2 123.701 122.835
125 - - (1.5) 124.026 123.376
- 130 - 6 126.103 123.505
- 130 - 4 127.402 125.67
- 130 - 3 128.051 126.752
- 130 - 2 128.701 127.835
- 130 - (1.5) 129.026 128.376
- - 135 6 131.103 128.505
- - 135 4 132.402 130.67
- - 135 3 133.051 131.752
- - 135 2 133.701 132.835
- - 135 1.5 134.026 133.376
140 - - 6 136.103 133.505
140 - - 4 137.402 135.67
140 - - 3 138.051 136.752
140 - - 2 138.701 137.835
140 - - (1.5) 139.026 138.376
- - 145 6 141.103 138.505
- - 145 4 142.402 140.67
- - 145 3 143.051 141.752
- - 145 2 143.701 142.835
- - 145 (1.5) 144.026 143.375
- 150 - 6 146.103 143.505
- 150 - 4 147.402 145.67
- 150 - 3 148.051 146.752
- 150 - 2 148.701 147.835
- 150 - (1.5) 149.026 148.376
- - 155 6 151.103 148.505
- - 155 4 152.402 150.67
- - 155 3 153.051 151.752
- - 155 2 153.701 152.835
160 - - 6 156.103 153.505
160 - - 4 157.402 155.67
160 - - 3 158.051 156.752
160 - - (2) 158.701 157.835
- - 165 6 161.103 158.505
- - 165 4 162.402 160.67
- - 165 3 163.051 161.752
- - 165 2 163.701 162.835
- 170 - 6 166.103 163.505
- 170 - 4 167.402 165.67
- 170 - 3 168.051 166.752
- 170 - (2) 168.701 167.835
- - 175 6 171.103 168.505
- - 175 4 172.402 170.67
- - 175 3 173.051 171.752
- - 175 2 173.701 172.835
180 - - 6 176.103 173.505
180 - - 4 177.402 175.67
180 - - 3 178.051 176.752
180 - - (2) 178.701 177.835
- - 185 6 181.103 178.505
- - 185 4 182.402 180.67
- - 185 3 183.051 181.752
- - 185 2 183.701 182.835
- 190 - 6 186.103 183.505
- 190 - 4 187.402 185.67
- 190 - 3 188.051 186.752
- 190 - (2) 188.701 187.835
- - 195 6 191.103 188.505
- - 195 4 192.402 190.67
- - 195 3 193.051 191.752
- - 195 2 193.701 192.835
200 - - 6 196.103 193.505
200 - - 4 197.402 195.67
200 - - 3 198.051 196.752
200 - - (2) 198.701 197.835
- - 205 6 201.103 198.505
- - 205 4 202.402 200.67
- - 205 3 203.051 201.752
- 210 - 6 206.103 203.505
- 210 - 4 207.402 205.67
- 210 - 3 208.051 206.752
- - 215 6 211.103 208.505
- - 215 4 212.402 210.67
- - 215 3 213.051 211.752
220 - - 6 216.103 213.505
220 - - 4 217.02 215.67
220 - - 3 218.051 216.752
- - 225 6 221.103 218.505
- - 225 4 222.402 220.67
- - 225 3 223.051 221.752
- - 230 6 226.103 223.505
- - 230 4 227.402 225.67
- - 230 3 228.051 226.752
- - 235 6 231.103 228.505
- - 235 4 232.402 230.67
- - 235 3 233.051 231.752
- 240 - 6 236.103 233.505
- 240 - 4 237.402 235.67
- 240 - 3 238.051 236.752
- - 245 6 241.103 238.505
- - 245 4 242.402 240.67
- - 245 3 243.051 241.752
250 - - 6 246.103 243.505
250 - - 4 247.402 245.67
250 - - 3 248.051 246.752
- - 255 6 251.103 248.505
- - 255 4 252.402 250.67
- - 255 (3) 253.051 251.752
- 260 - 6 256.103 253.505
- 260 - 4 257.402 255.67
- 260 - (3) 258.051 256.752
- - 265 6 261.103 258.505
- - 265 4 262.402 260.67
- - 265 (3) 263.051 261.752
- - 270 6 266.103 263.505
- - 270 4 267.402 265.67
- - 270 (3) 268.051 266.752
- - 275 6 271.103 268.505
- - 275 4 272.402 270.67
- - 275 (3) 273.051 271.752
280 - - 6 276.103 273.505
280 - - 4 277.402 275.67
280 - - (3) 278.051 276.752


描述(D)

1、优先选用第一系列、其次第二系列、第三系列尽可能不用。

2、括号内的螺距尽可能不用,带“*”的螺距为粗牙螺距。

3、对直径150至600mm的螺纹,需要使用螺距大于6mm的螺纹,应优先选用8mm的螺距。

4、M14×1.25仅用于火花塞,M35×1.5仅用于滚动轴承锁紧螺母。

5、图片:

D -- 内螺纹大径
       d -- 外螺纹大径
       D2 -- 内螺纹中径
       d2 -- 外螺纹中径
       D1 -- 内螺纹小径
       d1 -- 外螺纹小径
       p -- 螺距
       H -- 原始三角形高度

H = 0.866025404p
       5H/8 = 0.541265877p
       3H/8 = 0.324759526p
       1H/4 = 0.216506351p
       1H/8 = 0.108253175p

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