下面是小编为大家整理的英制螺纹标准对照表【完整版】,供大家参考。
英制螺纹标准对照表 英制普通螺纹 (惠氏螺纹) -- 小螺纹系列 (BA) 螺距 每英寸牙名义尺寸 牙型代号 大径 数 tpi
1 1 0.4 1 01 .6 90.71 81 .93 72.57 65.1 2 59.07 52.92 47.92 43.05 38.48 34.79 31 .35 28.22 25.4
中径 小径 牙型高 底孔直径BA
No. 1 4 No. 1 3 No. 1 2 No. 1 1
No. 1 0 No. 9 No. 8 No. 7 No. 6 No. 5 No. 4 No. 3 No. 2 No. 1
No. 0 mm d=D 1
1 .2 1 .3 1 .5 1 .7 1 .9 2.2 2.5 2.8 3.2 3.6 4.1 4.7 5.3 6 mm p 0.23 0.25 0.28 0.31 0.35 0.39 0.43 0.48 0.53 0.59 0.66 0.73 0.81 0.9 1
mm d2= D20.86 1 .05 1 .1 3 1 .31 5 1 .49 1 .665 1 .94 2.21 2.48 2.845 3.205 3.66 4.21 5 4.76 5.4 外螺纹 d3 0.72 0.9 0.96 1 .1 3 1 .28 1 .43 1 .68 1 .92 2.1 6 2.49 2.81 3.22 3.73 4.22 4.8 H1
0.1 4 0.1 5 0.1 7 0.1 85 0.21 0.235 0.26 0.29 0.32 0.355 0.395 0.44 0.485 0.54 0.6 mm
0.75 0.95 1
1 .2 1 .35 1 .5 1 .8 2 2.3 2.6 2.95 3.4 3.9 4.4 5 BA BA BA BA BA BA BA BA BA BA BA BA BA BA BA 55°圆锥管螺纹型式和尺寸 螺纹代号 基本尺寸 大径 螺距 每英寸牙数中径 小径 牙型高度 圆弧尺寸 底孔尺寸英 寸
1/16＂
1/8＂
1/4＂
3/8＂
1/2＂
3/4＂
1＂
mm d=D 7.723 9.728 1 3.157 1.337 1 6.662 1.337 20.955 1.814 26.441 1.814 33.249 2.309 41.91 mm p 0.907 0.907 tpi
28 28 19 19 14 14 11 11 11 11 11 11 11 11 11 mm d2=D2外螺纹H1
0.581 0.125 0.581 0.125 0.856 0.184 0.856 0.184 14.75 1.162 0.249 18.25 1.162 0.249 23.75 1.479 0.317 1.479 0.317 1.479 0.317 1.479 0.317 1.479 0.317 1.479 0.317 1.479 0.317 110.5 1.479 0.317 1.479 0.317 161 .5 r
mm
6.4 8.4 11 .2 d3 R 1 /16 R 1 /8 R 1 /4 R 3/8 R 1 /2 R 3/4 R 1 R 1
1/4 1 1/4＂
R 1
1/2 1 1/2＂
47.803 2.309 R 2 2＂
R 2 1/2 2 1/2＂
75.184 2.309 R 3 3＂
R 4 4＂
R 5 5＂
R 6 6＂
7.142 6.561 9.1 47 8.566 12.30111.44515.80614.95 18.63119.79325.27924.11731.77 30.29140.43130 38.5 44.5 56 71 85.5 2.309 38.95246.32444.84559.614 2.309 58.13556.65673.70572.22687.884 2.309 1 13.03 2.309 1 38.43 2.309 1 63.83 2.309 86.40584.92611 1.55111 0.072136.951135.472136 162.351160.872
55°圆锥管螺纹型式和尺寸 螺纹代号 基本尺寸 大径 螺距 每英寸牙数 tpi
28 28 1 9 1 9 1 4 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 中径 小径 牙型高度 圆弧尺寸底孔尺寸 mm
6.4 8.4 1 1 .2 英 寸
mm d= D mm p 0.907 0.907 1 .337 1 .337 1 .81 4 1 .81 4 2.309 2.309 2.309 2.309 2.309 2.309 2.309 2.309 2.309 mm d2= D27.1 42 9.1 47 1 2.3011 5.8061 9.79325.27931 .77 30.29140.43146.32458.1 3573.70586.4051 1 1 .5511 36.9511 62.351外螺纹d3 6.561 8.566 1 1 .4451 4.95 1 8.63124.1 17H1
0.581 0.581 0.856 0.856 1 .1 62 1 .1 62 1 .479 1 .479 1 .479 1 .479 1 .479 1 .479 1 .479 1 .479 1 .479 r
R 1 /16 1 /1 6＂
7.723 R 1/8 1 /8＂
R 1/4 1 /4＂
1 3.1 57R 3/8 3/8＂
1 6.662R 1/2 1 /2＂
20.955R 3/4 3/4＂
26.441R 1
1 ＂
R 1
1/4 1
1 /4＂
41 .91 R 1
1/2 1
1 /2＂
47.803R 2 2＂
R 2 1/2 2 1 /2＂
75.1 84R 3 3＂
R 4 4＂
R 5 5＂
R 6 6＂
0.1 25 0.1 25 0.1 84 0.1 84 1 4.750.249 1 8.250.249 23.750.31 7 0.31 7 0.31 7 0.31 7 0.31 7 0.31 7 0.31 7 1 1 0.50.31 7 0.31 7 1 61 .59.728 33.24930 38.5 44.5 56 71 85.5 38.95244.84556.65672.22684.9261 1 0.0721 35.4721 60.87259.61487.8841 1 3.031 38.431 63.831 36
制惠氏螺纹的型式尺寸 英制普通螺纹 (惠氏螺纹) -- 粗牙 (BSW) 每英寸牙数 tpi mm
d2=D2 60 1 .31 5 48 2.041 40 2.768 32 3.459 24 4.084 24 4.878 20 5.537 1 8 7.034 1 6 8.509 1 4 9.951 1 2 1 1 .345 1 1 1 4.397 1 2.918 1 0 1 7.424 1 5.798 9 20.419 1 8.611 名义尺寸 牙型代号 大径 螺距 中径 小径 牙型高 底孔直径Ww
1 /1 6＂
3/32＂
1 /8＂
5/32＂
3/1 6＂
7/32＂
1 /4＂
5/1 6＂
3/8＂
7/1 6＂
1 /2＂
5/8＂
3/4＂
7/8＂
mm d=D 1 .587 2.381 3.1 75 3.969 4.762 5.556 6.35 7.938 9.525 1 1 .1 13 1 2.7 1 5.876 1 9.051 22.226 mm p 0.423 0.529 0.635 0.793 1 .058 1 .058 1 .27 1 .41 1 1 .588 1 .81 4 2.1 1 7 2.309 2.54 2.822 外螺纹 d3 1 .05 1 .703 2.362 2.952 3.407 4.201 4.724 6.1 31 7.492 8.789 9.99 H1
0.27 0.338 0.406 0.507 0.677 0.677 0.81 3 0.904 1 .01 7 1 .1 62 1 .355 1 .479 1 .627 1 .807 mm
1 .1 5 1 .9 2.5 3.2 3.7 4.5 5.1 6.5 7.9 9.2 1 0.4 1 3.4 1 6.25 1 9.25 BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW
1 ＂
1
1/8＂
1
1/4＂
1
3/8＂
1
1/2＂
1
5/8＂
1
3/4＂
1
7/8＂
2＂
2 1/4＂
2 1/2＂
2 3/4＂
3＂
3 1/4＂
3 1/2＂
3 3/4＂
4＂
4 1/4＂
4 1/2＂
4 3/4＂
5＂
5 1/4＂
5 1/2＂
5 3/4＂
6＂
BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW BSW 25.4 28.576 31 .751 34.926 38.1 41 .277 44.452 47.627 50.802 57.1 52 63.502 69.853 76.203 82.553 88.903 95.254 1 01 .604 8.467 1 07.954 8.835 1 1 4.304 8.835 1 20.665 9.237 1 27.005 9.237 1 33.355 9.677 1 39.705 9.677 1 46.055 1 0.1 6 1 52.406 1 0.1 6 3.1 75 3.629 3.629 4.233 4.233 5.08 5.08 5.645 5.645 6.35 6.35 7.257 7.257 7.81 6 7.81 6 8.467 8 7 7 6 6 5 5 23.368 21 .335 26.253 23.929 29.428 27.1 04 32.215 29.505 35.391 38.024 34.771 41 .1 99 37.946 44.012 40.398 47.1 87 43.573 53.086 59.436 65.205 60.558 71 .556 66.909 77.548 72.544 83.899 78.894 89.832 96.1 82 2.033 2.324 2.324 2.71 1 2.71 1 3.253 3.253 3.61 4 3.61 4 4.066 4.066 4.647 4.647 5.005 5.005 5.422 5.422 5.657 5.657 22 24.5 27.25 30.25 33.5 35.5 38.5 41 .25 44.5 50 56 61 .5 68 73.75 80 85.5 92 98 1 04.2 1 1 0 1 1 6.5 1 22.5 1 28.5 1 34.5 1 41 32.68 4 1 /2 4 1 /2 4 4 3 1 /2 3 1 /2 3 1 /4 3 1 /4 3 3 2 7/8 1 02.2972 7/8 1 08.6472 3/4 2 3/4 2 5/8 1 27.1592 5/8 1 33.5092 1 /2 1 39.5492 1 /2 49.02 55.37 84.41 90.76 96.639 1 02.99 1 1 4.74 1 08.625 5.91 5 1 21 .09 1 1 5.176 5.91 5 1 20.963 6.1 96 1 27.31 3 6.1 96 1 33.043 6.506 1 45.9 1 39.394 6.506
制惠氏螺纹的型式尺寸 英制普通螺纹 (惠氏螺纹) -- 粗牙 (BSW) 每英寸牙数 mm mm tpi d= D p
1.587 0.423 60 2.381 0.529 48 3.1 75 0.635 40 3.969 0.793 32 4.762 1 .058 24 5.556 1 .058 24 6.35 1 .27 20 7.938 1 .41 1 1 8 9.525 1 .588 1 6 11 .1 13 1 .81 4 1 4 名义尺寸 牙型代号 大径 螺距 中径 小径 牙型高 底孔直径Ww
1 /1 6＂
BSW 3/32＂
BSW 1 /8＂
5/32＂
BSW 3/1 6＂
BSW 7/32＂
BSW 1 /4＂
5/1 6＂
BSW 3/8＂
7/1 6＂
BSW mm d2= D2 d3 1 .31 5 2.041 2.768 3.459 4.084 4.878 5.537 7.034 8.509 9.951 外螺纹 H1 mm
1 .1 5 1 .9 2.5 3.2 3.7 4.5 5.1 6.5 7.9 9.2
0.27 0.338 0.406 0.507 0.677 0.677 0.81 3 0.904 1 .01 7 1 .1 62 1 .05 1 .703 2.362 2.952 3.407 4.201 4.724 6.1 31 7.492 8.789 BSW BSW BSW
1 /2＂
5/8＂
3/4＂
7/8＂
1 ＂
1
1 /8＂
BSW 1
1 /4＂
BSW 1
3/8＂
BSW 1
1 /2＂
BSW 1
5/8＂
BSW 1
3/4＂
BSW 1
7/8＂
BSW 2＂
2 1 /4＂
BSW 2 1 /2＂
BSW 2 3/4＂
BSW 3＂
3 1 /4＂
BSW 3 1 /2＂
BSW 3 3/4＂
BSW 4＂
4 1 /4＂
BSW 4 1 /2＂
BSW 4 3/4＂
BSW 5＂
5 1 /4＂
BSW 5 1 /2＂
BSW 5 3/4＂
BSW 6＂
BSW BSW BSW BSW BSW 1 2.7 1 5.876 2.309 1 9.051 2.54 22.226 2.822 25.4 28.576 3.629 31 .751 3.629 34.926 4.233 38.1 41 .277 5.08 44.452 5.08 47.627 5.645 50.802 5.645 57.1 52 6.35 63.502 6.35 69.853 7.257 76.203 7.257 82.553 7.81 6 88.903 7.81 6 95.254 8.467 1 01 .604 8.467 1 07.954 8.835 1 1 4.304 8.835 1 20.665 9.237 1 27.005 9.237 1 33.355 9.677 1 39.705 9.677 1 46.055 1 0.1 6 1 52.406 1 0.1 6 2.1 1 7 1 2 1 1 1 0 9 8 7 7 6 6 5 5 4 1 /2 4 1 /2 4 4 3 1 /2 3 1 /2 3 1 /4 3 1 /4 3 3 2 7/8 2 7/8 2 3/4 2 3/4 2 5/8 2 5/8 2 1 /2 2 1 /2 1 1 .345 9.99 1 4.397 1 2.918 1 .479 1 7.424 1 5.798 1 .627 20.419 1 8.611 1 .807 23.368 21 .335 2.033 26.253 23.929 2.324 29.428 27.1 04 2.324 32.215 29.505 2.71 1 35.391 32.68 38.024 34.771 3.253 41 .1 99 37.946 3.253 44.012 40.398 3.61 4 47.1 87 43.573 3.61 4 53.086 49.02 59.436 55.37 65.205 60.558 4.647 71 .556 66.909 4.647 77.548 72.544 5.005 83.899 78.894 5.005 89.832 84.41 96.1 82 90.76 1 02.297 96.639 5.657 1 08.647 1 02.99 5.657 1 1 4.74 1 08.625 5.91 5 1 21 .09 1 1 5.176 5.91 5 1 27.159 1 20.963 6.1 96 1 33.509 1 27.31 3 6.1 96 1 39.549 1 33.043 6.506 1 45.9 1 39.394 6.506 1 .355 1 0.4 1 3.4 1 6.25 1 9.25 22 24.5 27.25 30.25 33.5 35.5 38.5 41 .25 44.5 50 56 61 .5 68 73.75 80 85.5 92 98 1 04.2 1 1 0 1 1 6.5 1 22.5 1 28.5 1 34.5 1 41 3.1 75 4.233 2.71 1 BSW 4.066 4.066 BSW 5.422 5.422 BSW BSW BSW
55°圆柱管螺纹的型式和尺寸 British Pipe Thread (惠氏管螺纹) -- 圆柱 (BSPP/BSPF) 每英寸牙数 mm mm tpi d= D p
1 /8＂
9.728 0.907 28 1 /4＂
1 3.1 57 1 .337 1 9 3/8＂
1 6.662 1 .337 1 9 1 /2＂
20.955 1 .81 4 1 4 5/8＂
22.911 1 .81 4 1 4 3/4＂
26.441 1 .81 4 1 4 7/8＂
30.201 1 .81 4 1 4 螺纹代号 基本尺寸 大径 螺距 中径 小径 牙型高度 底孔尺寸mm d2= D2 d3 9.1 47 1 2.301 1 1 .445 0.856 1 5.806 1 4.95 1 9.793 1 8.631 1 .1 62 21 .749 20.587 1 .1 62 25.279 24.1 17 1 .1 62 29.039 27.877 1 .1 62 外螺纹 H1 mm
8.7 1 1 .6 1 5 1 9 20.75 24.5 28
0.581 G 1/8 G 1/4 G 3/8 G 1/2 G 5/8 G 3/4 G 7/8 8.566 0.856
G 1
G 1
1 /8 1
1 /8＂
37.897 2.309 G 1
1 /4 1
1 /4＂
41 .91 G 1
3/8 1
3/8＂
44.323 2.309 G 1
1 /2 1
1 /2＂
47.803 2.309 G 1
3/4 1
3/4＂
53.746 2.309 G 2 2＂
G 2 1 /4 2 1 /4＂
65.71 G 2 1 /2 2 1 /2＂
75.1 84 2.309 G 2 3/4 2 3/4＂
81 .534 2.309 G 3 3＂
G 3 1 /4 3 1 /4＂
93.98 G 3 1 /2 3 1 /2＂
1 00.33 2.309 G 3 3/4 3 3/4＂
1 06.68 2.309 G 4 4＂
G 4 1 /2 4 1 /2＂
1 25.73 2.309 G 5 5＂
G 5 1 /2 5 1 /2＂
1 51 .13 2.309 G 6 6＂
1 ＂
33.249 2.309 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 31 .77 36.418 34.939 1 .479 40.431 38.952 1 .479 42.844 41 .365 1 .479 46.324 44.845 1 .479 52.267 50.788 1 .479 58.1 35 56.656 1 .479 64.231 62.752 1 .479 73.705 72.226 1 .479 80.055 78.576 1 .479 86.405 84.926 1 .479 92.501 91 .022 1 .479 98.351 97.372 1 .479 1 05.201 1 03.722 1 .479 1 1 1 .55 1 1 0.072 1 .479 1 24.251 1 22.772 1 .479 1 36.951 1 35.472 1 .479 1 49.651 1 48.172 1 .479 1 62.351 1 60.872 1 .479 30.291 1 .479 30.5 35 39.5 41 .5 45 51 57 63 72.5 79 85.5 91 97.75 1 04 1 1 0.5 1 23 1 36 1 48.5 1 61 .5 2.309 59.614 2.309 2.309 87.884 2.309 2.309 1 1 3.03 2.309 1 38.43 2.309 1 63.83 2.309
