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1、螺螺纹纹中中径径极极限限尺尺寸寸计计算算公公式式项项目目外外螺螺纹纹极极限限尺尺寸寸计计算算公公式式项项目目螺距P公称直径外螺纹基本偏差 es(查表)内螺纹基本偏差外螺纹大径公差Td(查表)内螺纹小径公差外螺纹中径公差Td2(查表)内螺纹中径公差大径最大值dmax(=d+es)0.000小径最大值大径最小值dmin(=dmax-Td/2)0.000小径最小值中径最大值d2max0.000中径最大值中径最小值d2min0.000中径最小值小径最大值d3max(=dmax-1.227*P)0.000大径最小值注:1、 区域需要手动输入, 区域自动计算出结果。2、项目2中的es和项目3中的Td2,T
2、D2需要查表得到。3、外螺纹极限尺寸计算公式:4、内螺纹极限尺寸计算公式:dmax=d+esDmin=D+EIdmin=dmax-TdD2min=Dmin-3/4Hd2max=dmax-3/4H =Dmin-3/40.866025404P =dmax-3/40.866025404PD2max=D2min+TD2d2min=d2max-Td2D1min=Dmin-5/4Hd3max=dmax-1.226869P =Dmin-5/40.866025404PD1max=D1min+TD1内内螺螺纹纹极极限限尺尺寸寸计计算算公公式式螺距0.5公称直径3EI(查表)0TD1(查表)0.14TD2(查表)
3、0.1D1max2.599D1min2.459D2max2.775D2min2.675Dmin (=D+EI)3.000螺螺纹纹中中径径极极限限尺尺寸寸计计算算公公式式4、内螺纹极限尺寸计算公式:Dmin=D+EID2min=Dmin-3/4H =Dmin-3/40.866025404PD2max=D2min+TD2D1min=Dmin-5/4H =Dmin-5/40.866025404PD1max=D1min+TD1螺螺纹纹中中径径极极限限尺尺寸寸计计算算公公式式项项目目外外螺螺纹纹中中径径极极限限尺尺寸寸计计算算公公式式内内螺螺纹纹中中径径极极限限尺尺寸寸计计算算公公式式1螺距螺距32dm
4、ax(查表=d+es)螺纹直径323Td2(查表)TD2(查表)0.2654外螺纹中径最大值0.000内螺纹中径最大值30.3165外螺纹中径最小值0.000内螺纹中径最小值30.051注:1、 区域需要手动输入, 区域自动计算出结果。 2、项目2中的es和项目3中的Td2,TD2需要查表得到。3、外螺纹极限尺寸计算公式:4、内螺纹极限尺寸计算公式:dmax=d+esDmin=D+EIdmin=dmax-TdD2min=Dmin-3/4Hd2max=dmax-3/4H =Dmin-3/40.866025404P =dmax-3/40.866025404PD2max=D2min+TD2d2min
5、=d2max-Td2D1min=Dmin-5/4Hd3max=dmax-1.226869P =Dmin-5/40.866025404PD1max=D1min+TD1D1、d1基本尺寸表表1-11-1 内内外外螺螺纹纹的的基基本本偏偏差差 单单位位(mm)表表1-21-2 内内螺螺纹纹小小径径公公差差( (T TD1D1) ) 单单位位(mm)螺螺距距P(mm)P(mm)基基本本偏偏差差螺螺距距P(mm)P(mm)内内螺螺纹纹D D2 2、D D1 1外外螺螺纹纹d d、d d2 2G GH He ef fg gh h0.20.2EIEIEIEIeseseseseseseses0.250.250
6、.20.2+17+170 0-17-170 00.30.30.250.25+18+180 0-18-180 00.350.350.30.3+18+180 0-18-180 00.40.40.350.35+19+190 0-34-34-19-190 00.450.450.40.4+19+190 0-34-34-19-190 00.50.50.450.45+20+200 0-35-35-20-200 00.60.60.50.5+20+200 0-50-50-36-36-20-200 00.70.70.60.6+21+210 0-53-53-36-36-21-210 00.750.750.70.7+
7、22+220 0-56-56-38-38-22-220 00.80.80.750.75+22+220 0-56-56-38-38-22-220 01 10.80.8+24+240 0-60-60-38-38-24-240 01 1+26+260 0-60-60-40-40-26-260 01.251.25+28+280 0-63-63-42-42-28-280 01.51.5+32+320 0-67-67-45-45-32-320 01.751.75+34+340 0-71-71-48-48-34-340 02 2+38+380 0-71-71-52-52-38-380 02.52.5+42+
8、420 0-80-80-58-58-42-420 03 3+48+480 0-85-85-63-63-48-480 03.53.5+53+530 0-90-90-70-70-38-380 04 4+60+600 0-95-95-75-75-42-420 04.54.5+63+630 0-100-100-80-80-48-480 05 5+71+710 0-106-106-85-85-71-710 05.55.5+75+750 0-112-112-90-90-75-750 06 6+80+800 0-118-118-95-95-80-800 0公公差差等等级级螺螺距距P(mm)P(mm)公公差差
9、等等级级4 45 56 67 78 84 45 56 67 78 8383848481.251.251701702122122652653353354254254545565671711.51.51901902362363003003753754744745353676785851.751.75212212265265335335425425586586636380801001002 2236236300300375375475475600600717190901121122.52.528028035535545045056056071071080801001001251253 3315315
10、40040050050063063080080090901121121401401801803.53.53553554504505605607107109009001001001251251601602002004 43753754754756006007507509509501121121401401801802242244.54.5425425530530670670850850106010601181181501501901902362365 5450450560560710710900900112011201251251601602002002502503153155.55.54754
11、75600600750750950950118011801501501901902362363003003753756 65005006306308008001000100012501250表表1-21-2 内内螺螺纹纹小小径径公公差差( (T TD1D1) ) 单单位位(mm)表表1-31-3 内内螺螺纹纹中中径径公公差差( (T TD2D2) ) 单单位位(mm)表表1-41-4 外外螺螺纹纹大大径径公公差差( (T Td d) ) 单单位位(mm)公公称称直直径径螺螺距距P(mm)P(mm)公公 差差 等等 级级螺螺距距P(mm)P(mm)D D(mmmm) 4 45 56 67 78
12、80.20.20.990.991.41.40.20.240400.250.250.250.25454556560.30.30.30.34848606075750.350.351.41.42.82.80.20.242420.40.40.250.25484860600.450.450.350.355353676785850.50.50.40.45656717190900.60.60.450.456060757595950.70.72.82.85.65.60.350.355656717190900.750.750.50.5636383831001001251250.80.80.60.67171909
13、01121121401401 10.70.7757595951181181501500.750.75757595951181181501500.80.880801001001251251601602002005.65.611.211.20.50.5717190901121121401400.750.7585851061061321321701701 195951181181501501901902362361.251.251001001251251601602002002502501.51.511211214014018018022422428028011.211.222.422.40.50.
14、5757595951181181501500.750.7590901121121401401801801 11001001251251601602002002502501.251.251121121401401801802242242802801.51.51181181501501901902362363003001.751.751251251601602002002502503153152 21321321701702122122652653353352.52.514014018018022422428028035535522.422.445450.750.75959511811815015
15、01901901 11061061321321701702122121.51.51251251601602002002502503153152 21401401801802242242802803553553 31701702122122652653353354254253.53.51801802242242802803553554504504 41901902362363003003753754754754.54.5200200250250315315400400500500454590901 11181181501501801802362361.51.5132132170170212212
16、2652653353352 21501501901902362363003003753753 31801802242242802803553554504504 42002002502503153154004005005005 52122122652653353354254255305305.55.52242242802803553554504505605606 623623630030037537547547560060090901801801.51.51401401801802242242802803553552 21601602002002502503153154004003 319019
17、02362363003003753754754754 42122122652653353354254255305306 62502503153154004005005006306301801803553552 21801802242242802803553554504503 32122122652653353354254255305304 42362363003003753754754756006006 626526533533542542553053067067022.422.44545 表表1-51-5 外外螺螺纹纹中中径径公公差差( (T Td2d2) ) 单单位位(mm)公公差差等等级
18、级螺螺距距P(mm)P(mm)公公差差等等级级公公称称直直径径螺螺距距P(mm)P(mm)4 46 68 84 46 68 8D D(mmmm)363656561.251.25132132212212335335 424267671.51.51501502362363753750.990.991.41.40.20.2484875751.751.751701702652654254250.250.25535385852 21801802802804504500.30.3606095952.52.52122123353355305301.41.42.82.80.20.263631001003 32
19、362363753756006000.250.2567671061063.53.52652654254256796790.350.3580801251254 43003004754757507500.40.490901401404.54.53153155005008008000.450.4590901401405 53353355305308508502.82.85.65.60.350.3595951501502362365.55.53553555605609009000.50.51121121801802802806 63753756006009509500.60.60.70.70.750.
20、750.80.85.65.611.211.20.50.50.750.751 11.251.251.51.511.211.222.422.40.50.50.750.751 11.251.251.51.51.751.752 22.52.522.422.445450.750.751 11.51.5表表1-41-4 外外螺螺纹纹大大径径公公差差( (T Td d) ) 单单位位(mm)2 23 33.53.54 44.54.5454590901 11.51.52 23 34 45 55.55.56 690901801801.51.52 23 34 46 61801803553552 23 34 46
21、622.422.44545表表1-61-6 螺螺纹纹的的旋旋合合长长度度 单单位位(mmmm)公公 差差 等等 级级公公称称直直径径D D、d d(mmmm)3 34 45 56 67 78 89 9 24243030383848485.65.626263434424253532828363645455656252532324040505028283636454556563232404050506363808011.211.23434424253536767858536364545565671719090343442425353676785853838484860607575959542425
22、3536767858510610645455656717190901121124545565671719090112112484860607575959511811815015019019022.422.442425353676785851061065050636380801001001251255656717190901121121401401801802242246060757595951181181501501901902362366767858510610613213217017021221226526545455656717190901121125353676785851061061
23、32132606075759595118118150150190190236236 一一般般不不标标旋旋合合长长度度 ,表表示示中中等等 ;必必要要时时标标注注其其代代号号,如如M10-5g6g-SM10-5g6g-S ;特特殊殊需需要要时时可可标标注注数数值值 , 例例: M10-M10-7g6g-307g6g-30。6767858510610613213217017021221226526571719090112112140140180180224224280280757595951181181501501901902362363003008080100100125125160160200
24、20025025031531585851061061321321701702122122652653353355656717190901121121401406363808010010012512516016020020025025075759595118118150150190190236236300300 表表1-51-5 外外螺螺纹纹中中径径公公差差( (T Td2d2) ) 单单位位(mm)858510610613213217017021221226526533533510010012512516016020020025025031531540040010610613213217017
25、021221226526533533542542511211214014018018022422428028035535545045011811815015019019023623630030037537547547571719090112112140140180180224224808010010012512516016020020025025031531590901121121401401801802242242802803553551061061321321701702122122652653353354254251181181501501901902362363003003753754
26、754751251251601602002002502503153154004005005001321321701702122122652653353354254255305301401401801802242242802803553554504505605608585106106132132170170212212265265335335959511811815015019019023623630030037537511211214014018018022422428028035535545045012512516016020020025025031531540040050050015015
27、0190190236236300300375375475475600600106106132132170170212212265265335335425425125125160160200200250250315315400400500500140140180180224224280280355355450450560560160160200200250250315315400400500500630630表表1-71-7 公公 差差 带带 的的 选选 用用螺螺距距P(mm)P(mm)旋旋合合长长度度内内螺螺纹纹选选用用公公差差带带S S短短N N中中等等L L长长精精度度公公差差带带位位置置
28、 G G S S11.211.20.50.51.61.61.61.64.74.74.74.7精精密密0.750.752.42.42.42.47.17.17.17.1中中等等( (5G5G) )1 13 33 39 99 9粗粗糙糙1.251.254 44 4121212121.51.55 55 51515151522.422.40.50.51.81.81.81.85.45.45.45.4外外螺螺纹纹选选用用公公差差带带0.750.752.72.72.72.78.18.18.18.1精精度度公公差差带带位位置置 e e1 13.83.83.83.811111111S S1.251.254.54.
29、54.54.513131313精精密密1.51.55.65.65.65.616161616中中等等1.751.756 66 618181818粗粗糙糙2 28 88 8242424242.52.51010101030303030精精度度公公差差带带位位置置 g g45.045.00.750.753.13.13.13.19.49.49.49.4S S1 14 44 412121212精精密密1.51.56.36.36.36.319191919中中等等( (5g5f5g5f) )2 28.58.58.58.525252525粗粗糙糙3 31212121236363636注注解解: :推推荐荐选选用
30、用 * *:优优先先选选用用 ():尽尽量量不不选选用用3.53.51515151545454545内内外外螺螺纹纹的的选选用用公公差差带带可可任任意意组组合合,推推荐荐选选用用H/gH/g、H/hH/h、G/hG/h组组合合。4 418181818535353534.54.52121212163636363表表1-61-6 螺螺纹纹的的旋旋合合长长度度 单单位位(mmmm)公公称称直直径径D D、d d(mmmm) 一一般般不不标标旋旋合合长长度度 ,表表示示中中等等 ;必必要要时时标标注注其其代代号号,如如M10-5g6g-SM10-5g6g-S ;特特殊殊需需要要时时可可标标注注数数值值
31、 , 例例: M10-M10-7g6g-307g6g-30。公公差差带带位位置置 H HN NL LS SN NL L4H4H4H5H4H5H5H6H5H6H( (6G6G) )( (7G7G) )* *5H5H6H6H* *7H7H7H7H公公差差带带位位置置 f fN NL LS SN NL L* *6 6e e* *6 6f f公公差差带带位位置置 h hN NL LS SN NL L( (3h4h3h4h) )* *4h4h( (5h4h5h4h) )6g6g( (7g6g7g6g) )( (5h6h5h6h) )* *6h6h( (7h6h7h6h) )( (8h8h) )表表1-7
32、1-7 公公 差差 带带 的的 选选 用用内内螺螺纹纹选选用用公公差差带带公公差差带带位位置置 G G外外螺螺纹纹选选用用公公差差带带公公差差带带位位置置 e e公公差差带带位位置置 g g注注解解: :推推荐荐选选用用 * *:优优先先选选用用 ():尽尽量量不不选选用用内内外外螺螺纹纹的的选选用用公公差差带带可可任任意意组组合合,推推荐荐选选用用H/gH/g、H/hH/h、G/hG/h组组合合。普通螺纹(公差)基本常识常 用 偏 差偏差代号(内螺纹)M161.5-6H外螺纹代号为小写字母内螺纹代号为大写字母内 螺 纹外 螺 纹上偏差 ES上偏差 es下偏差 EI下偏差 ei基本偏差=EI基
33、本偏差=esES=EI+T(公差)ei=es-T(公差)小径公差代号 TD1大径公差代号 Td中径公差代号 TD2中径公差代号 Td2小径代号 D1小径代号 d1中径代号 D2中径代号 d2大径代号 D大径代号 d螺距 Pd=D=公称直径H(三角形高度)=tan60*p/2=0.866025404P中经d2=D2=d-0.75H=d-0.6495P小经D1=d1=d-1.25H=d-1.0825PM16-5g6g顶径:指外螺纹大经和内螺纹小径M16 5g 6g中 经 公 差 带 代 号顶 径(大 经)公 差 带 代 号M 1 0 - 6 H中 经 和 顶 径(小 径)公 差 带 代 号M161
34、.5-6gP=1.5,6g表示大经和中经公差代号相同。大经偏差为:es=-0.032,ei=-0.268。中径偏差为:es=-0.032,ei=-0.108。对于内螺纹,未注公差带指的是6H对于外螺纹,未注公差带指的是6g常 用 偏 差公公制制普普通通螺螺纹纹名名义义尺尺寸寸速速查查 下面可以迅速查询米制普通螺纹名义的尺寸。范围按ISO 261的第一系列直径,还包括少量第二系列直径。先选择公称直径,螺距选择会变为相应的范围,而第一个螺距就是粗牙的螺距。计算公式为:H(原始三角形高度)=0.866 025 404P(螺距)中径(D2或d2)=D(大径,公称直径)-0.75H小径(D1或d1)=D
35、(大径,公称直径)-1.25H数值圆整到小数点后第三位。您您可可以以直直接接通通过过在在下下表表中中选选择择得得到到常常用用规规格格的的尺尺寸寸。公公称称直直径径( (大大径径) ):螺螺距距:中中径径:2 24 46 6. .1 10 03 3小小径径:2 24 43 3. .5 50 05 5M2506英英制制普普通通螺螺纹纹( (统统一一螺螺纹纹) )名名义义尺尺寸寸速速查查下面可以迅速查询英制普通螺纹(统一螺纹)名义的尺寸。范围按ISO 725的第一选择系列规格。 先选择公称尺寸,每英寸牙数选择会变为相应的范围。计算公式为:P(螺距)=25.4/n(每英寸牙数)H(原始三角形高度)=0
36、.866 025 404P中径=D(大径,公称直径)-0.75H小径=D(大径,公称直径)-1.5H数值圆整到小数点后第三位。您您可可以以直直接接通通过过在在下下表表中中选选择择得得到到常常用用规规格格的的尺尺寸寸。公公称称尺尺寸寸(英英寸寸):每每英英寸寸牙牙数数(TPI)(TPI):大大径径(mm)(mm):1.524螺螺距距(mm):0.318中中径径(mm):1.318小小径径(mm):1.1121.112No.080攻攻螺螺纹纹前前底底孔孔直直径径的的确确定定( (切切削削加加工工如如:SpiralSpiral tap/pointtap/point tap)tap)螺纹底孔直径表一、
37、米制粗牙螺纹底孔直径公称直径M1M1.2M1.6M2M2.5M3M4M5螺距0.250.250.350.40.450.50.70.8底孔直径0.811.31.62.12.53.34.2二、米制细牙螺纹底孔直径公称直径M2.5M3M4M5M6M8M10M8螺距0.350.50.751底孔直径2.22.73.54.55.27.29.27公称直径M24M25M18M20M22M24M25螺距1.52底孔直径22.523.51618202223三、非密封管螺纹底孔直径公称直径 1/8 1/4 3/8 1/2每英寸牙数28191914螺距0.9071.3371.3371.814底孔直径8.811.815
38、.319四、密封管螺纹底孔直径公称直径 1/8 1/4 3/8 1/2每英寸牙数28191914螺距0.9071.3371.3371.814底孔直径8.611.51518.5底底孔孔直直径径的的确确定定(挤挤压压丝丝锥锥: : RollRoll taptap)底孔直径=内螺纹公称直径-0.5螺距 标标准准攻攻丝丝主主轴轴转转速速与与润润滑滑液液注:切削速度V不等于进给速度F 进给速度F(mm/r)是由螺距P确定的M6M8M10M12M14M16M18M20M2211.251.51.75222.52.52.556.88.510.2121415.517.519.5M10M12M14M16M18M2
39、0M22M24M101.259111315171921238.8 5/8 3/4 7/811 1/414141411111.8141.8141.8142.3092.3092124.528.330.839.5 3/411 1/41 1/221411111111do=d-0.5p攻攻螺螺纹纹前前底底孔孔直直径径的的确确定定( (切切削削加加工工如如:SpiralSpiral tap/pointtap/point tap)tap)螺纹底孔直径表一、米制粗牙螺纹底孔直径二、米制细牙螺纹底孔直径1三、非密封管螺纹底孔直径四、密封管螺纹底孔直径1.8142.3092.3092.3092.3092430.2
40、394556.5M24321M12M14M12M14M15M16M18M20M221.510.812.810.512.513.514.516.518.520.51 1/21 3/421111112.3092.3092.309455157螺纹底孔直径表一、米制粗牙螺纹底孔直径二、米制细牙螺纹底孔直径三、非密封管螺纹底孔直径四、密封管螺纹底孔直径底底孔孔直直径径的的确确定定(挤挤压压丝丝锥锥: : RollRoll taptap)标标准准攻攻丝丝主主轴轴转转速速与与润润滑滑液液注:切削速度V不等于进给速度F 进给速度F(mm/r)是由螺距P确定的1.251 1/4112.30939.52112.3
41、0956.5常常用用公公制制螺螺纹纹塞塞规规尺尺寸寸标标准准对对照照表表螺螺纹纹规规格格(6H)公公称称尺尺寸寸D中中径径尺尺寸寸D2HPEIZPLTD2TPLWGOWNG通通规规T T止止规规Z Z大大径径D+EI+ZPL中中径径D2+EI+ZPL大大径径D2+EI+TD2+TPL/2+2F1尺尺寸寸偏偏差差TPL尺尺寸寸偏偏差差TPL/2磨磨损损下下限限尺尺寸寸偏偏差差TPLM1.41.41.2050.260.300.002 0.0750.0070.00950.00751.4020.00701.20720.00351.19771.3490.0070M1.71.71.4730.30.3500
42、.006 0.0850.0090.01250.00951.7060.00901.47870.00451.46621.6380.0090M221.7400.350.400.006 0.0900.0090.01250.00952.0060.00901.74620.00451.73371.9210.0090M2.52.52.2080.390.4500.006 0.0950.0090.01250.00952.5060.00902.21370.00452.20122.4050.0090M2.62.62.3080.390.4500.006 0.0950.0090.01250.00952.6060.0090
43、2.31370.00452.30122.5050.0090M332.6750.430.500.006 0.1000.0090.01250.00953.0060.00902.68130.00452.66882.8880.0090M443.5450.610.700.006 0.1180.0090.01250.00954.0060.00903.55140.00453.53893.8190.0090M4*0.543.6750.430.500.006 0.1000.0090.01250.00954.0060.00903.68130.00453.66883.8880.0090M554.4800.690.8
44、00.006 0.1250.0090.01250.00955.0060.00904.48640.00454.47394.7830.0090M5*0.554.6750.430.500.006 0.1000.0090.01250.00955.0060.00904.68130.00454.66884.8880.0090M665.3510.87100.012 0.1500.0110.01750.01156.0120.01105.36250.00555.34505.7230.0110M6*0.7565.5130.650.7500.012 0.1320.0110.01750.01156.0120.0110
45、5.52490.00555.50745.8130.0110M7*0.7576.5130.650.7500.012 0.1320.0110.01750.01157.0120.01106.52490.00556.50746.8130.0110M887.1881.081.2500.012 0.1600.0110.01750.01158.0120.01107.20010.00557.18267.6240.0110M8*0.587.6750.430.500.006 0.1120.0090.01250.00958.0060.00907.68130.00457.66887.9000.0090M8*0.758
46、7.5130.650.7500.012 0.1320.0110.01750.01158.0120.01107.52490.00557.50747.8130.0110M8*187.3510.87100.012 0.1500.0110.01750.01158.0120.01107.36250.00557.34507.7230.0110M9*0.598.6750.430.500.006 0.1120.0090.01250.00959.0060.00908.68130.00458.66888.9000.0090M9*198.3510.87100.012 0.1500.0110.01750.01159.
47、0120.01108.36250.00558.34508.7230.0110常常用用公公制制螺螺纹纹塞塞规规尺尺寸寸标标准准对对照照表表螺螺纹纹规规格格(6H)公公称称尺尺寸寸D中中径径尺尺寸寸D2HPEIZPLTD2TPLWGOWNG通通规规T T止止规规Z Z大大径径D+EI+ZPL中中径径D2+EI+ZPL大大径径D2+EI+TD2+TPL/2+2F1尺尺寸寸偏偏差差TPL尺尺寸寸偏偏差差TPL/2磨磨损损下下限限尺尺寸寸偏偏差差TPLM10109.0261.31.500.012 0.1800.0110.01750.011510.0120.01109.03780.00559.02039.
48、5360.0110M10*0.5109.6750.430.500.006 0.1120.0090.01250.009510.0060.00909.68130.00459.66889.9000.0090M10*0.75109.5130.650.7500.012 0.1320.0110.01750.011510.0120.01109.52490.00559.50749.8130.0110M10*1109.3510.87100.012 0.1500.0110.01750.011510.0120.01109.36250.00559.34509.7230.0110M10*1.25109.1881.081
49、.2500.012 0.1600.0110.01750.011510.0120.01109.20010.00559.18269.6240.0110M121210.8631.521.7500.012 0.2000.0110.01750.011512.0120.011010.87540.005510.857911.4480.0110M12*0.51211.6750.430.500.006 0.1180.0090.01250.009512.0060.009011.68130.004511.668811.9060.0090M12*11211.3510.87100.012 0.1600.0110.017
50、50.011512.0120.011011.36250.005511.345011.7330.0110M12*1.51211.0261.31.500.012 0.1900.0110.01750.011512.0120.011011.03780.005511.020311.5460.0110M141412.7011.73200.016 0.2120.0140.01750.011514.0160.014012.71700.007012.699513.3530.0140M14*11413.3510.87100.012 0.1600.0110.01750.011514.0120.011013.3625
51、0.005513.345013.7330.0110M14*1.251413.1881.081.2500.012 0.1800.0110.01750.011514.0120.011013.20010.005513.182613.6440.0110M14*1.51413.0261.31.500.012 0.1900.0110.01750.011514.0120.011013.03780.005513.020313.5460.0110M14*21412.7011.73200.016 0.2120.0140.0210.01514.0160.014012.71700.007012.696013.3530
52、.0140M15*0.51514.6750.430.500.006 0.1180.0090.01250.009515.0060.009014.68130.004514.668814.9060.0090M15*11514.3510.87100.012 0.1600.0110.01750.011515.0120.011014.36250.005514.345014.7330.0110M161614.7011.73200.016 0.2120.0140.0210.01516.0160.014014.71700.007014.696015.3530.0140M16*0.51615.6750.430.5
53、00.006 0.1180.0090.01250.009516.0060.009015.68130.004515.668815.9060.0090M16*11615.3510.87100.012 0.1600.0110.01750.011516.0120.011015.36250.005515.345015.7330.0110常常用用公公制制螺螺纹纹塞塞规规尺尺寸寸标标准准对对照照表表螺螺纹纹规规格格(6H)公公称称尺尺寸寸D中中径径尺尺寸寸D2HPEIZPLTD2TPLWGOWNG通通规规T T止止规规Z Z大大径径D+EI+ZPL中中径径D2+EI+ZPL大大径径D2+EI+TD2+TPL
54、/2+2F1尺尺寸寸偏偏差差TPL尺尺寸寸偏偏差差TPL/2磨磨损损下下限限尺尺寸寸偏偏差差TPLM16*1.51615.0261.31.500.012 0.1900.0110.01750.011516.0120.011015.03780.005515.020315.5460.0110M18*0.51817.6750.430.500.006 0.1180.0090.01250.009518.0060.009017.68130.004517.668817.9060.0090M18*11817.3510.87100.012 0.1600.0110.01750.011518.0120.011017.
55、36250.005517.345017.7330.0110M18*21816.7011.73200.016 0.2120.0140.0210.01518.0160.014016.71700.007016.696017.3530.0140M20*0.52019.6750.430.500.006 0.1180.0090.01250.009520.0060.009019.68130.004519.668819.9060.0090M20*12019.3510.87100.012 0.1600.0110.01750.011520.0120.011019.36250.005519.345019.7330.
56、0110M20*1.52019.0261.31.500.012 0.1900.0110.01750.011520.0120.011019.03780.005519.020319.5460.0110M22*0.52221.6750.430.500.006 0.1180.0090.01250.009522.0060.009021.68130.004521.668821.9060.0090M22*12221.3510.87100.012 0.1600.0110.01750.011522.0120.011021.36250.005521.345021.7330.0110M22*1.52221.0261
57、.31.500.012 0.1900.0110.01750.011522.0120.011021.03780.005521.020321.5460.0110M24*12423.3510.87100.012 0.1700.0110.01750.011524.0120.011023.36250.005523.345023.7430.0110M24*1.52423.0261.31.500.012 0.2000.0110.01750.011524.0120.011023.03780.005523.020323.5560.0110M25*1.52524.0261.31.500.012 0.2000.01
58、10.01750.011525.0120.011024.03780.005524.020324.5560.0110M26*1.52625.0261.31.500.012 0.2000.0110.01750.011526.0120.011025.03780.005525.020325.5560.0110M30*0.753029.5130.650.7500.012 0.1500.0110.01750.011530.0120.011029.52490.005529.507429.8310.0110M30*13029.3510.87100.012 0.1700.0110.01750.011530.01
59、20.011029.36250.005529.345029.7430.0110M30*1.53029.0261.31.500.012 0.2000.0110.01750.011530.0120.011029.03780.005529.020329.5560.0110M30*23028.7011.73200.016 0.2240.0140.0210.01530.0160.014028.71700.007028.696029.3650.0140M333330.7273.033.500.016 0.2800.0140.0210.01533.0160.014030.74280.007030.72183
60、1.7720.0140常常用用公公制制螺螺纹纹塞塞规规尺尺寸寸标标准准对对照照表表螺螺纹纹规规格格(6H)公公称称尺尺寸寸D中中径径尺尺寸寸D2HPEIZPLTD2TPLWGOWNG通通规规T T止止规规Z Z大大径径D+EI+ZPL中中径径D2+EI+ZPL大大径径D2+EI+TD2+TPL/2+2F1尺尺寸寸偏偏差差TPL尺尺寸寸偏偏差差TPL/2磨磨损损下下限限尺尺寸寸偏偏差差TPLM33*1.53332.0261.31.500.012 0.2000.0110.01750.011533.0120.011032.03780.005532.020332.5560.0110M35*1.5353
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