常用螺紋尺寸與公差匯總表

1、學(xué)習(xí)參考學(xué)習(xí)參考公制螺紋基本直徑內(nèi)螺紋公差等級外螺紋公差大徑中徑小徑6H7H6g中徑公差小徑公差中徑公0,差小徑公差中徑公差小徑公差M10*1109.358.9170,+0.1500,+0.2360,+0.1900,+0.300-0.026,-0.138-0.026,0.206M12*11211.3510.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206M14*11413.35122.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206M12*1.2512

2、11.18810.6470,+0.1800,+0.2650,+0.2240,+0.335-0.02&-0.160-0.028,-0.240M14*1.251413.18812.6470,+0.1800,+0.2650,+0.2240,+0.335-0.02&-0.160-0.028,-0.240M12*1.51211.02610.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M14*1.51413.02612.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,

3、-0.268M16*1.51615.02614.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M18*1.51817.02616.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M20*1.52019.02618.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M22*1.52221.02620.3760,+0.1900,+0.3000,+0.2360,+0.375-0.0

4、32,-0.172-0.032,-0.268M24*1.51423.02622.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M26*1.52625.02624.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M27*1.52726.02625.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M30*1.53029.02628.3760,+0.2000,+0.3000,+0

5、.2500,+0.375-0.032,-0.182-0.032,-0.268M33*1.53332.02631.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M36*1.53635.02634.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M39*1.53938.02637.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M42*1.54241.02640.3760,+0

6、.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M27*22725.70124.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M30*23028.70127.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M33*23331.70130.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M36*23634.70133.83

7、50,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M39*23937.70136.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M42*24240.70139.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M45*24543.70142.8350,+0.2240,+0.3750,+0.2800,+0.475-0.03&-0.208-0.038,-0.318M52*25250.7014

8、9.8350,+0.2360,+0.3750,+0.3000,+0.475-0.03&-0.218-0.038,-0.318M60*26058.70157.8350,+0.2360,+0.3750,+0.3000,+0.475-0.03&-0.218-0.038,-0.318M64*26462.70161.8350,+0.2360,+0.3750,+0.3000,+0.475-0.03&-0.218-0.038,-0.318M72*27270.70169.8350,+0.2360,+0.3750,+0.3000,+0.475-0.03&-0.218-0.038,-0.318美制NPSM螺紋（美

9、國標(biāo)準(zhǔn)ANSIB1.20.1機(jī)械連接用直管螺紋60度）標(biāo)號螺紋代號夕卜螺紋（2A級）內(nèi)螺紋（2B級）大徑中徑小徑中徑取大值最小值最大值最小值最小值最大值最小值最大值021/8-27NPSM10.0849.9069.4629.3709.0939.2469.4899.609041/4-18NPSM13.36013.13212.45412.34211.88712.21712.48712.634063/8-18NPSM16.81516.58615.89015.77615.31615.54515.92616.076081/2-14NPSM20.90420.65019.73319.60418.97419.

10、27919.77119.942123/4-14NPSM26.26426.01025.07724.94324.33324.63825.11825.293161-11.5NPSM32.84232.53731.41731.27030.50530.75931.46031.653201.1/4-11.5NPSM41.60541.30040.17340.02039.26839.49740.21840.416241.1/2-11.5NPSM47.67647.37146.24146.08645.33945.56846.28646.487322-11.5NPSM59.71559.41158.27858.1205

11、7.37957.60758.32658.532402.1/2-8NPSM72.16171.78070.10469.91668.78369.26670.16070.409483-8NPSM88.06287.68186.00985.81684.68485.16686.06886.319NPT布錐管螺紋標(biāo)號螺紋代號基面上的直徑螺紋長度端面大徑大徑中徑小徑管端至基面長有效長度02Z1/8*2710.2429.4898.7364.1026.7039.98604Z1/4*1813.61612.48711.3855.78610.20613.25406Z3/8*1817.05515.92614.7976.09

12、610.35816.67408Z1/2*1421.22319.77218.3218.12813.55620.71512Z3/4*1426.56825.11723.6668.61113.86126.03016Z1*11.533.22831.46129.69410.16017.34332.59320Z1.1/4*1.541.98540.21838.45110.66817.95341.31824Z1.1/2*11.548.05446.28744.52010.66818.37747.38732Z2*11.560.09258.32556.55811.07419.21559.40040Z2.1/2*872

13、.69970.15967.61917.32328.89271.61648Z3*888.60886.06883.52819.45630.48087.39255度英錐管螺紋標(biāo)號螺紋代號基本直徑內(nèi)螺紋外螺紋大徑中徑小徑中徑公差小徑公差公差等級AB中徑公差大徑公差中徑公差大徑公差02G1/8*289.7289.1478.5660.170,00.282,00,-0.1700,0,0,-0.214-0.214-0.21404G1/4*1913.15712.30111.4450.125,00.445,00.-0.1250,0,0,-0.250-0.250-0.25006G3/8*1916.66215.806

14、14.9500.125,00.445,00,-0.1250,0,0,-0.250-0.250-0.25008G1/2*1420.95519.79318.6310.142,00.541,00,-0.1420,0,0,-0.284-0.284-0.28410G5/8*1422.91121.74920.5870.142,00.541,00,-0.1420,0,0,-0.284-0.284-0.28412G3/4*1426.44125.27924.1170.142,00.541,00,-0.1420,0,0,-0.284-0.284-0.28416G1*1133.24931.77030.2910.18

15、0,00.640,00,-0.1800,0,0,-0.360-0.360-0.36020G1.1/4*1141.91040.43138.9520.180,00.640,00,-0.1800,0,0,-0.360-0.360-0.36024G1.1/2*1147.80346.32444.8450.180,00.640,00,-0.1800,0,0,-0.360-0.360-0.36032G2*1159.61458.13556.6560.180,00.640,00,-0.1800,-0.3600,-0.3600,-0.36040G2.1/2*1175.18473.70572.2260.217,00

16、.640,00,-0.2170,0,0,-0.434-0.434-0.43448G3*1187.88486.40584.9260.217,00.640,00,-0.2170,0,0,-0.434-0.434-0.43455度英錐管螺紋標(biāo)號螺紋代號基面上的直徑基準(zhǔn)長度有效螺紋長度圓錐內(nèi)螺紋基面軸向位移的極限偏差端面大徑大徑中徑小徑基本取大最小基本最大最小02R1/8*289.7289.1478.56644.93.16.57.45.61.19.47804R1/4*1913.15712.30111.44567.34.79.7118.41.712.78206R3/8*1916.66215.80614.

17、9506.47.75.110.111.48.81.716.26208R1/2*1420.95519.79318.6318.2106.413.21511.42.320.44312R3/4*1426.44125.27924.1179.511.37.714.516.312.72.325.84716R1*1133.24931.77030.29110.412.78.116.819.114.52.932.59920R1.1/4*1141.91040.43138.95212.71510.419.121.416.82.941.11624R1.1/2*1147.80346.32444.84512.71510.4

18、19.121.416.82.947.00932R2*1159.61458.13556.65615.918.213.623.425.721.12.958.62040R2.1/2*1175.18473.70572.22617.5211426.730.223.23.574.09048R3*1187.88486.40584.92620.624.117.129.833.326.33.586.597美制螺紋標(biāo)號螺紋代號外螺紋內(nèi)螺紋公差等級2A公差等級2B大徑中徑小徑最大小徑中徑大徑最小取大最小最大最小最小最大最小最大JIC螺紋025/16x24UNF7.9107.7277.2217.1276.6506.7

19、827.0367.2497.3717.938033/8*24UNF9.4979.3148.8098.7128.2378.3828.6368.8378.9619.525047/16*20UNF11.07910.87410.25410.1479.5689.72810.03310.28710.42411.113051/2*20UNF12.66712.46111.84111.73211.15611.32811.60811.87512.01712.7069/16*18UNF14.25214.03113.33513.22112.57312.75113.08113.37113.5214.288083/4*1

20、6UNF19.01218.77317.98117.85417.1217.32317.67818.01918.18419.05107/8*14UNF22.18421.92321.00620.86920.02520.26920.67621.04621.22422.225121.1/16*12UNF26.94426.65525.5725.42524.42524.68925.14625.61325.80126.988161.5/16*12UNF33.29433.00531.9231.77330.77531.03931.49631.96332.15433.338201.5/8*12UNF41.22940

21、.9439.85539.70538.7138.98939.44639.90140.09441.275241.7/8*12UNF47.57947.2946.20546.05345.0645.33945.79646.25146.44947.625322.1/2*12UNF63.45263.16262.07861.9260.93261.21461.67162.12662.33263.5403812UNF76.15775.86274.77874.61873.63273.91474.37174.82675.03476.218HK1.1/2*10UNF38.05237.72436.40136.23835.

22、02935.35735.89036.44936.66038.100ORFS螺紋049/16*18UNF14.25214.03113.33513.22112.57312.75113.08113.37113.5214.2880611/16*16UNF17.42717.18816.39616.27415.53515.74816.10416.43116.58917.4630813/16*16UNF20.59920.36119.56819.44418.70718.92319.27919.60619.76620.638101*14UNSF25.35725.09524.17824.03623.19523.4

23、4423.82524.22124.40725.4121.3/16*12UN30.11929.8328.75428.59827.627.86428.32128.78828.97930.163161.7/16*12UN36.46736.17735.09334.94333.94734.21434.67135.13835.33136.513201.11/16*12UN42.81742.52741.44341.2940.29740.56441.02141.48841.68642.863242*12UN50.75450.46549.3849.2548.23548.51448.97149.42649.627

24、50.8SAE螺紋065/8x18UNF15.83915.61814.92314.80314.16114.35114.68114.95815.1115.875121.1/16*14UNF26.94726.68325.74325.60824.7424.96825.37525.78325.96126.987其他美制螺紋9/16*16UN14.25214.01313.22113.10112.3612.57312.92913.25613.41114.2887/8*12UN22.18221.89220.80820.66819.66219.93920.39620.85121.03422.2252.1/4*

25、12UN57.10456.81555.7355.57554.58554.86455.32155.77655.97657.15可拆式芯子與套筒連接螺紋軟管編號螺紋代號外螺紋內(nèi)螺紋公差等級2B大徑中徑小徑小徑中徑大徑取大最小最大最小最小最大最小最大R5-049/32*327.1206.9676.6046.5236.1756.2946.4726.6296.7367.145學(xué)習(xí)參考I$S+ddN乙乙61MWO乙E890317178I3竝小!090060-9XVIAI目NIIAI目XVIAINIIAINIIAIg犁*8896E9E68E1戲188ISI8E0Z67ES098E丸憶66W6E8I9I/6I

26、0乙-V乙E9I0E6676乙IEI63方08丸叭丸及乙丸方96丸6CT6乙0僥6乙方乙匸09191/EI9V乙H乙乙乙09X乙80FI乙IE0I310廠0乙IIS039SI13億1乙8961368匸乙乙8U8/AJ-V乙0S06IS838IEEI8I9S87I93S7I9EE7II867I8608IE6Z8IH06I0V乙SZ8SIOIISI於6PI189lzlISEH191H081乙6衍8I9SI6E8SI8U8/S80-V乙8丸Pl03STIIZETII80TIISZ7IEZS7I依ElSEEEIlEOH乙HPl8191/690-V乙EIIII001Z830IEEOOI宓689S6ZW0

27、I應(yīng)011zZ80I6Z01I0乙/上1/0-V乙0080SESOOSE8861790939Z761zE8O617SIZWSi/8617IlzSOS乙9廠0$8T*38896E9E68El戲188ISI8E0Z67ES098E充廠丸憶66W6E8I9I/6I方乙-北8EEEEI8S7E0充IEI7EI08IE039IE8S3ZE乙及8Z0EE66乙住8191/SI0乙-北88693宓9乙HOT乙宓百乙ISkS39I6S3SEO931廠9乙乙S63乙91-58E903乙8661乙IW618SS6IES36I上9961666F0乙66G0乙0391/EI乙北E9yzi9069I九廠9119991Z0E9I乙口913931如廠916應(yīng)1乙憶口方乙91/11oi-sy8丸Pl6乙廠166STI98ETI乙TlZ667Iozyei69SEI九0PI4乙方乙*91/680-5EIZOI0疋01EIOI8E66SEZ6E096IzOOOIS600I0乙901S890I丸股/上0190-5q乙乙，6ESZ89E9898応乙$SII89IS88098乙06Z6T6丸顯乙1/9方so-sy標(biāo)號螺紋代號外螺紋外螺紋外螺紋外螺紋外螺紋內(nèi)螺紋內(nèi)螺紋內(nèi)