公制英制美制粗细螺纹规格大全_图文

1、公制细螺纹公制标准螺纹2级螺纹内径1级-2级螺纹内径规格 标准径上限 下限规格 标准径 上限 下限M1*0.25 0.750.785 0.729M1*0.200.8 0.821 0.783M1.1*0.25 0.850.885 0.829M1.1*0.200.9 0.921 0.883M1.2*.25 0.950.985 0.929M1.2*0.20 1 1.021 0.983M1.4*0.3 1.1 1.142 1.075M1.4*0.20 1.2 1.221 1.183M1.6*0.35 1.25 1.321 1.221M1.6*0.20 1.4 1.421 1.383M1.7*0.35

2、1.35 1.421 1.321*M1.7*0.20 1.45 1.5 1.46M1.8*0.35 1.45 1.521 1.421M1.8*0.20 1.6 1.621 1.583M2*0.4 1.6 1.679 1.576M2*0.25 1.75 1.785 1.729M2.2*0.45 1.75 1.838 1.713M2.2*0.25 1.95 1.985 1.929M2.3*0.4 1.9 1.979 1.867*M2.3*0.25 2.05 2.016 2.001M2.5*0.45 2.1 2.138 2.013M2.5*0.35 2.121 2.221 2.121M2.6*0.4

3、5 2.2 2.238 2.113*M2.6*0.35 2.2 2.246 2.186M3*0.5 2.5 2.599 2.459M3*0.35 2.7 2.721 2.621*M3*0.6 2.4 2.44 2.28M3.5*0.35 3.2 3.221 3.121M3.5*0.6 2.9 3.01 2.85M4*0.50 3.5 3.599 3.459M4*0.7 3.3 3.422 3.242M4.5*0.50 4 4.099 3.959*M4*0.75 3.25 3.326 3.106M5*0.50 4.5 4.599 4.459M4.5*0.75 3.8 3.878 3.688M5.

4、5*0.50 5 5.099 4.959M5*0.8 4.2 4.334 4.134M6*0.75 5.3 5.378 5.188*M5*0.9 4.1 4.17 3.93*M6*0.5 5.5 5.55 5.4M6*1 5 5.153 4.917M7*0.75 6.3 6.378 6.188M7*1 6 6.153 5.917*M7*0.50 6.5 6.55 6.4M8*1.25 6.8 6.912 6.647M8*1.07 7.153 6.917M9*1.25 7.87.912 7.647M8*0.757.3 7.378 7.188M10*1.5 8.58.676 8.376*M8*0.

5、507.5 7.52 7.4M11*1.5 9.59.676 9.376M9*1.08 8.153 7.917M12*1.75 10.310.441 10.106M9*0.758.3 8.378 8.188M14*2 1212.21 11.835M10*1.258.88.9128.647M16*2 1414.21 13.835 M18*2.5 15.515.744 15.249 M20*2.5 17.517.744 17.249 M22*2.5 19.519.744 19.249 M24*3 2121.252 20.752 M27*3 2424.252 23.752 M30*3.5 26.52

6、6.771 26.211 M33*3.5 29.529.771 29.211 M36*4 3232.27 31.67 M39*4 3535.27 34.67 M42*4.5 37.537.779 37.129 M45*4.5 40.540.779 40.129 M48*54343.27942.587附* 号螺纹自学968年3月删除公制细螺纹2级螺纹内径 2级螺纹内径 规格标准径上限 下限规格 标准径上限 下限M10*1 99.153 8.917M32*1.5030.5 30.676 30.376M10*0.75 9.39.378 9.188M33*330 30.252 29.752*M10*0

7、.5 9.59.52 9.4M33*231 31.21 30.835M11*1 1010.153 9.917M33*1.5031.5 31.676 31.376M11*0.75 10.310.378 10.188M35*1.5033.5 33.676 33.376M12*1.5 10.510.676 10.376M36*3.033 33.252 32.752M12*1.25 10.810.912 10.647M36*2.034 34.21 33.835M12*1 1111.153 10.917M36*1.5034.5 34.676 34.376*M12*0.5 11.511.52 11.4M3

8、8*1.5036.5 36.676 36.376M14*1.5 12.512.676 12.376M39*336 36.252 35.752M14*1.0 1313.153 12.917M39*237 37.21 36.835M15*1.5 13.513.676 13.376M39*1.5037.5 37.676 37.376M15*1.0 1414.153 13.917M40*337 37.252 36.752M16*1.50 14.514.676 13.917M40*238 38.21 37.835M16*1.0 1515.153 14.376M40*1.5038.5 38.676 38.

9、376M17*1.50 15.515.676 14.917M42*438 38.27 37.67M17*1.0 1616.153 15.376M42*339 39.252 38.752M18*2.0 1616.21 15.835M42*240 40.21 39.835M18*1.50 16.516.676 16.376M42*1.5040.5 40.676 40.376M18*1.0 1717.153 16.917M45*441 41.27 40.67M20*2.0 1818.21 17.835M45*342 42.252 41.752M20*1.50 18.518.676 18.376M45

10、*243 43.21 42.835M20*1.0 1919.153 18.917M45*1.5043.5 43.676 43.376M22*2 2020.21 19.835M48*444 44.27 43.67M22*1.50 20.520.676 20.376M48*345 45.252 44.752M22*1.0 2121.153 20.917M48*246 46.21 45.835M24*2.0 2222.21 21.835M48*1.5046.5 46.676 46.376M 24*1.50 22.522.676 22.376M50*347 47.252 46.752M24*1.0 2

11、323.153 22.917M50*248 48.21 47.835M25*2.0 2323.21 22.835M50*1.5048.548.67648.376M25*1.50 23.523.676 23.376 M25*1.0 2424.153 23.917 M26*1.50 24.524.676 24.376 M27*2.0 2525.21 24.835 M27*1.50 25.525.676 25.376 M27*1.0 2626.153 25.917 M28*2.0 2626.21 25.835 M28*1.50 26.526.676 26.373 M28*1.0 2727.153 2

12、6.917 M30*3.0 2727.252 26.752 M30*2.0 2828.21 27.835 M30*1.50 28.528.676 28.376 M30*1.0 2929.153 28.917 M32*2.03030.2129.835附* 号螺纹自学968年3月删除惠式螺纹(旧英制牙钻头径 山数节距换算表规格A例B例山数(25.4节数*W18-40 2.65 2.6 100 0.254 *W532-32 3.25 3.2 880 0.3175 *w316-24 3.753.7 772 0.3518 W14-20 5.1 5 64 0.3969 W516-18 6.6 5 60 0

13、.4233 W38-16 8 6.5 56 0.4536 W716-14 9.4 7.9 48 0.5292 W12-12 10.7 9.310.5 44 0.5773 W916-12 12.3 12 40 0.635 W58-11 13.7 13.5 36 0.7056 W34-10 16.7 16.5 32 0.7938 W78-9 19.5 19.3 28 0.9071 W1-8 22.4 22 24 1.0583 W18-7 25 24.8 20 1.27 W114 28.3 28 18 1.4111 W138-6 30.5 30.3 16 1.5875 W112-6 33.8 33.

14、5 14 1.8143 W158-5 36 35.7 13 1.9538 W134-5 39.2 39 12 2.1167 W118-5 41.8 41.5 11 2.3091 W2-412 45 44.7 10 2.54牙套螺纹攻用9 2.8222下孔径 8 3.175规格 钻头径上限 下限 7 3.6286 M3*0.5 3.1 3.2 3.12 6 4.2333 M4*0.7 4.2 4.3 4.17 5 5.08 M5*0.8 5.2 5.33 5.16412 5.6444 M6*1 6.3 6.42 6.25 4 6.35 M8*1.25 8.4 8.528.31312 7.2571

15、 M10*1.5 10.5 10.6210.37312 7.8154 M10*1.25 10.4 10.5210.31 3 8.4667 M10*1 10.3 10.4210.25278 8.8348 M12*1.75 12.5 12.7312.43234 9.2364 M12*1.5 12.5 12.6212.37258 9.6762 M12*1.25 12.5 12.5212.31212 10.16 M14*2 14.5 14.8314349M14*1.5 14.5 14.6214.37M16*2 16.5 16.8316.49M16*1.5 16.5 16.6216.37M18*2.5

16、19 19.0418.58M18*1.5 18.5 18.6218.37M20*2.5 21 21.0420.58M20*1.5 20.5 20.6220.37美制粗螺纹英制管螺纹2级牙钻孔径钻孔径规格UNC 外径标准径最大 最小规格标准径最大最小NO.1-64(1.854 1.55 1.582 1.452PS116-28 6.5 6.632 6.49NO.2-56(2.184 1.8 1.871 1.695PS18-288.58.687 8.495NO.3-48(2.515 2.1 2.146 1.941Ps14-1911.411.549 11.341NO.4-40(2.845 2.3 2.

17、385 2.157PS38-191515.054 14.846NO.5-40(3.173 2.6 2.679 2.487PS12-1418.518.733 18.489NO.6-32(3.505 2.8 2.895 2.642PS34-142424.259 23.975NO.8-32(4.166 3.4 3.53 3.302PS14-1130.230.471 30.111NO.10-24(4.826 3.9 3.962 3.683PS1-14-1138.839.132 38.772NO.12-24(5.4864.5 4.597 4.344PS1-12-1144.845.025 44.66514

18、-20 5.1 5.257 4.979PS2-12-1156.556.83656.476516-18 6.6 6.731 6.40138-16 8 8.153 7.793英制管螺纹716-14 9.4 9.55 9.144标准径有效牙部之长 标准长度之12-13 10.8 11.023 10.592规格使用铰刀时不用铰刀时 度中螺牙内径螺牙内径916-12 12.2 12.446 11.989PT116-28 6.1 6.2 6.38458-11 13.6 12.868 13.386PT18-288.18 8.38834-10 16.5 18.84 16.307PT14-1910.711 11

19、.17478-9 19.5 19.761 19.507PT38-1914.214.5 14.68518-8 22.2 22.606 21.971PT12-1417.613 18.2631-18-7 25 25.349 24.6398PT34-142323.5 23.6631-14-7 28.2 28.524 27.813PT14-112929.5 29.8221-38-6 30.8 31.115 30.353PT1-14-1137.538 38.3391-12-6 34 34.29 33.528PT1-12-1143.444 44.2321-34-5 39.5 39.827 38.964PT2

20、-2-1154.955.555.8441-4-1245.245.59344.679美制管螺纹管用螺纹(PT钻头径( 内英制尺寸钻头径 NPT规格铰刀时 不用铰刀时有效螺纹长度用内径标用规格使用铰刀时 不使用铰刀时NPSCPT116-286.16.2 6.2446. 5.94(0.23 6.15(0.242 6.35(0.250 PT18-28 8.18.2 8.249818-27 8.33(0.328 8.43(0.3328.74(0.344 PT14-19 10.711 10.9261114-18 10.72(0.422 11.13(0.438 11.13(0.438PT38-19 14.2

21、14.5 14.4481438-18 14.27(0.526 14.27(0.562 14.68(0.578PT12-14 17.618 17.9791812-14 17.48(0.688 17.86(0.703 18.26(0.719PT34-14 2323.5 23.3782334-14 22.63(0.891 23.0(0.90623.42(0.922PT1-11 2929.5 29.459291-1112 28.58(1.125 28.98(1.414 29.36(1.156PT114-113738 37.97638114-1112 37.31(1.469 37.69(1.484 38

22、.1(1.5 PT112-114344 43.86942112-1112 43.26(1.703 43.66(1.719 44.45(1.750PT2-115455.555.412552-1112 55.17(2.172 55.58(2.188 56.36(2.219管用螺纹(PF212-8 65.48(2.578 66.27(2.609 67.46(2.656AB 级螺纹内径乾封美制管螺纹规格 钻头径 上限 下限 钻头径( 内英制尺寸PF116-286.76.8436.561 NPTF PF18-28 8.78.8488.566 规格 使用铰刀时 不使用铰刀时 NPSFPF14-19 11.

23、711.89 11.445 116-27 5.94(0.234 6.15(0.242 6.25(0.246 PF38-19 15.215.395 14.95 18-278.33(0.328 8.43(0.322 8.61(0.339 PF12-141919.172 18.631 14-18 10.72(0.422 11.13(0.438 11.13(0.438PF58-14 2121.128 20.587 38-18 14.27(0.562 14.27(0.526 14.68(0.578PF34-14 24.524.658 24.117 12-14 17.48(0.688 17.86(0.70

24、3 17.86(0.703PF78-14 28.228.418 27.887 34-14 22.63(0.891 23.01(0.906 23.42(0.922PF1-11 30.530.931 30.291 1-1112 28.58(1.125 28.98(1.141 29.36(1.156PF118-1135.235.579 34.93.9 114-1112 37.31(1.469 37.69(1.484 PF114-1139.239.592 38.952 112-1112 43.26(1.703 43.66(1.719 PF112-114545.458 44.845 2-1112 55.

25、17(2.172 55.58(2.188 PF134-115151.428 50.788 212-8 65.48(2.578 66.27(2.609 PF2-115757.29656.656管用螺纹(PS螺纹内径规格 钻头径 上限 下限 PS116-28 6.5 6.632 6.4 PS18-28 8.58.637 8.4 PS14-19 11.411.549 11.3 PS38-19 1515.054 14.8 PS12-14 18.518.773 18.4 PS34-14 2424.259 23.9PS1-11 30.230.471 30.1PS114-1138.839.132 38.7

26、PS112-1144.845.025 44.6 PS-11 56.556.863 56.4美制迫牙丝攻钻孔径英制螺纹精度等级钻孔径 规格G4-G6 G7-G8G9规格硬材 软材 NO.2-56UNC 1.94 W18-40 2.65 2.5 NO.3-48 2.23 W532-32 3.25 3.2 NO.4-40 2.5 W316-24 3.75 3.7 NO.6-32 2.83W14-205.1 5 NO.8-32 3.07 3.75 W516-166.6 6.5 NO.10-24 3.78 4.3 W38-18 87.9 NO.12-24 4.24 4.56 W716-14 9.4 9.

27、3 14-20 4.9 5.72 W12-12 10.7 10.5 516-18 7.24 W916-12 12.3 12 38-168.74 8.81 W58-11 13.7 13.5 716-14 10.2 10.3 W34-10 16.7 16.5 12-1311.27 11.82 W78-919.5 19.3 NO.2-64UNF 1.97 W18-8 22.4 22 NO.3-56 2.27 W1-18-7 25 24.8 NO.4-48 2.56 W1-14-7 28.3 28 NO.5-44 2.86 NO.6-40 3.16 针车用螺纹 NO.8-36 3.78规格滚造径NO.

28、10-32 4.39 4.43 SW18-40 2.735-2.688 NO.12-28 4.99 5.04 SM18-44 2.769-2.722 14-28 5.85 5.9 516-24 7.36 7.41 38-24 9716-20 10.48 10.54 12-20 12.07 12.13美制特制螺纹 针车螺纹2级牙钻孔径规格 滚造径 规格(UNEF 标准径最大 最小 SM18-40 2.735-2.668NO.12-32 4.7 4.826 4.623SM18-44 2.769-2.722SM964-40 3.128-3.08314-32 5.6 5.69 5.486SM1164

29、3.855-3.805516-32 7.1 7.2647.087SM316-32 4.205-4.15538-32 8.7 8.8658.661SM316-28 4.143-4.093716-28 10.2 10.33810.135SM732-32 5.003-4.95512-28 11.6 13.38611.709SM1564-28 5.325-5.570916-24 13.2 14.98613.132SM14-40 5.890-54.73558-24 14.8 14.98614.732SM14-28 5.721-5.36834-20 17.8 17.95817.678SM932-28 6.

30、508-6.64878-20 21 21.13320.859SM1131-28 8.092-8.4321-20 24 24.30824.028SM38-28 8.880-8.015SM716-28 10.466-10.401美制管螺纹SM716-16 10.037-9.967钻孔径 SM12-20 11.819-11.74913.4-13.425NPT SM916-20规格NPS 公制螺纹最大 最小116-27 6.1 6.25 6.35规格 滚造径18-27 8.38 8.438.74M3*0.5 2.63-2.514-18 10.72 11.1311.13M3*0.6 2.53-2.538

31、-18 14.27 14.2714.68M3.5*0.6 3.06-3.0312-14 17.48 17.8618.26M4*0.7 3.49-3.1534-14 22.63 23.0123.42M4*0.75 3.45-3.411-11-12 28.58 28.9829.36M4.5*0.75 3.96-3.921-14-11-12 37.31 37.6938.1M5*0.8 4.43-4.381-12-11-12 43.66 44.0444.45M5*0.9 4.36-4.312-11-12 55.58 55.9656.36M6*1.0 5.3-5.25M7*1.0 6.3-6.25英制电

32、器螺纹M8*1.0 7.28-7.23规格 钻孔径 M8*1.25 7.12-7.072BA 4-4.23BA4BA 3-3.25BA 2.7-2.86BA 2.4-2.5美制细螺纹公制迫牙丝攻钻孔径规格(丝牙外径 标准径 最大最小精度等级7-G8 1.25 1.305 1.182规格 G4-G6G7-G8 G9NO.1-72(1.854 1.55 1.612 1.474M1.0*0.25 0.860.88 NO.2-64(2.134 1.85 1.912 1.756M1.1*0.25 0.960.98 NO.3-56(2.515 2.1 2.197 2.025M1.2*0.25 1.06 1

33、.08 NO.4-48(2.345 2.4 2.456 2.271M1.4*0.3 1.24 1.25 NO.5-44(3.175 2.7 2.74 2.551M1.6*0.35 1.41 1.43 NO.6-40(3.505 2.9 3.022 2.82M1.7*0.35 1.51 1.53 NO.8-36(4.166 3.5 3.606 3.404M1.8*0.35 1.61 1.63 NO.10-32(4.326 4.1 4.165 3.963M2.0*0.4 1.78 1.8 NO.12-28(5.846 4.6 4.724 4.496M2.2*0.45 1.95 1.98 14-28

34、 5.5 5.588 5.36M2.3*0.4 2.08 2.1 516-24 6.9 7.035 6.782M2.5*0.45 2.25 2.28 38-24 8.5 8.636 8.382M2.6*0.45 2.35 2.38 716-20 9.9 10.033 9.729M3.0*0.5 2.73 2.75 12-20 11.5 11.607 11.329M3.5*0.6 3.17 3.2 916-18 12.9 13.081 12.751M4.0*0.7 3.62 3.65 3.6958-18 14.5 14.681 14.351M5.0*0.8 4.56 4.6 4.6434-16

35、17.5 17.678 17.323M6.0*1.0 5.45 5.5 5.5578-14 20.5 20.675 20.27M7.0*1.0 6.45 6.5 6.5518-12 23.2 23.571 23.114M8.0*1.25 7.317.38 7.441-18-12 26.5 26.746 26.289M10*1.5 9.189.25 9.321-14-12 29.5 29.921 29.464M10*1.25 9.319.38 9.441-38-12 32 33.096 32.639M12*1.75 11.0411.12 11.211-12-12 36 36.271 35.814

36、M12*1.25 11.3111.38 11.44英美联合螺纹英美联细螺纹2B 螺纹径 下孔径 规格 钻头径 上限 下限 规格 钻头径上限 下限NO.1-64UNC 1.551.582 1.425no.0-80unf 1.25 1.305 1.182NO.2-56UNC 1.8 1.871 1.695no.1-72unf 1.55 1.612 1.474NO.3-48UNC2.1 2.146 1.941no.2-64-unf 1.85 1.912 1.756NO.4-40UNC 2.3 2.385 2.157no.3-565unf 2.1 2.197 2.025NO.5-40UNC 2.6 2

37、.679 2.487no.4-48unf 2.4 2.458 2.271NO.6-32UNC 2.8 2.895 2.642no.5-44unf 2.7 2.74 2.551NO.832UNC3.4 3.53 3.302no.6-40unf 2.9 3.022 2.82NO.10-24UNC 3.9 3.926 3.683no.8-36unf 3.5 3.606 3.404NO.12-24UNC4.5 4.597 4.344no.10-32unf 4.1 4.165 3.96314-20UNC5.1 5.257 4.979no.12-28unf 4.6 4.724 4.496516-18unc

38、6.6 6.731 6.40114-28unf 5.5 5.588 5.3638-16UNC 88.1537.798516-24unf 6.9 7.035 6.782716-14UNC 9.49.55 9.14438-24unf8.5 8.636 8.38212-13UNC 10.811.023 10.599716-20unf9.9 10.033 9.729916-12UNC 12.212.446 11.98912-unf 11.5 11.607 11.32958-11UNC 13.613.868 13.386916-unf 12.9 13.081 12.7534-10UNC 16.516.8

39、4 16.30758-18unf 14.5 14.681 14.3578-9UNC 19.519.761 19.17734-16unf 17.5 17.678 17.321-8UNC 22.222.606 21.97178-14unf 20.5 20.675 20.27118-7UNC 2525.349 24.8131-12unf 23.2 23.571 23.11114-7UNC 28.228.524 27.813118-12unf 26.5 26.746 26.28138-6UNC 30.831.115 30.353114-12unf 29.5 29.921 29.46112-6UNC 3

40、434.29 33.528138-12unf 32.8 33.096 32.63134-5UNC 39.539.827 38.964112-12unf 36 36.271 35.812-412UNC 45.245.593 44.679公制粗螺纹 公制细螺纹规格 标准径 最大 最小 规格 标准径 最大 最小规格标准径 最大 最小M1.0*0.25 0.75 0.785 0.729 M1.0*0.2 0.80.8210.783M15*1.0 14 14.35313.917 M1.1*0.25 0.85 0.885 0.829 M1.1*0.2 0.90.9210.883M16*1.5 14.5 1

41、4.67614.376 M1.2*0.25 0.95 0.985 0.929 M1.2*0.2 1 1.0210.983M16*1.0 15 15.15314.917 M1.4*0.3 1.1 1.142 1.075 M1.4*0.2 1.2 1.221 1.183M17*1.5 15.5 15.67615.376 M1.6*0.35 1.25 1.321 1.221 M1.6*0.2 1.4 1.421 1.383M17*1.0 16 16.15315.917 M1.7*0.35 1.35 1.421 1.321 M1.7*0.2 1.45 1.5 1.46M18*2.0 16 16.211

42、5.835 M1.8*0.35 1.45 1.521 1.421 M1.8*0.2 1.6 1.621 1.583M18*1.5 16.5 16.67616.376 M2.0*0.4 1.6 1.679 1.567 M2.0*0.25 1.75 1.785 1.729M18*1.0 17 17.15316.917 M2.2*0.45 1.75 1.888 1.713 M2.2*0.25 1.95 1.985 1.929M20*2.0 18 18.2117.835 M2.3*0.4 1.9 1.979 1.867 M2.3*0.25 2.05 2.061 2.001M20*1.5 18.5 18

43、.67618.376 M2.5*0.45 2.1 2.138 2.013 M2.5*0.35 2.2 2.221 2.121M20*1.0 19 19.15318.917 M2.6*0.45 2.2 2.238 2.113 M2.5*0.35 2.2 2.246 2.186M22*2.0 20 20.2119.835 M3.0*0.5 2.5 2.599 2.459 M3.0*0.35 2.7 2.721 2.621M22*1.5 20.5 20.67620.376 M3.0*0.6 2.4 2.44 2.28 M3.5*0.35 3.2 3.221 3.12122*1.0 21 21.15320.917 M3.5*0.6 2.9 3.01 2.85 M4.0*0.5 3.5 3.599 3.459M24*2.0 22 22.2121.835 M4.0*0.7 3.8 3.422 3.242 M4.5*0.5 4 4.099 3.959M24*1.5 22.5 22.67622.376 M4.0*0.75 3.25 3.326 3.106 M5.0*0.5 4.5 4.599 4.459M24*1.0