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螺纹尺寸大全

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mm

SizeThread DesignationClassMaxMinMaxMinMax0.25M0.25x0.0756g0.2500.2350.2010.1870.160M0.25x0.0754g6g0.2500.2350.2010.1930.1600.3M0.3x0.086g0.3000.2840.2480.2340.204M0.3x0.084g6g0.3000.2840.2480.2390.204M0.3x0.096g0.3000.2830.2420.2260.192M0.3x0.094g6g0.3000.2830.2420.2330.1920.35M0.35x0.096g0.3500.3330.2920.2770.242M0.35x0.094g6g0.3500.3330.2920.2830.2420.4M0.4x0.16g0.4000.3820.3350.3190.280M0.4x0.14g6g0.4000.3820.3350.3250.2800.45M0.45x0.16g0.4500.4320.3850.3690.330M0.45x0.14g6g0.4500.4320.3850.3750.3300.5M0.5x0.1256g0.5000.4790.4190.4010.350M0.5x0.1254g6g0.5000.4790.4190.4080.3500.55M0.55x0.1256g0.5500.5290.4690.4510.400M0.55x0.1254g6g0.5500.5290.4690.4580.4000.6M0.6x0.156g0.6000.5760.5030.4830.420M0.6x0.154g6g0.6000.5760.5030.4900.4200.7M0.7x0.1756g0.7000.6730.5860.5640.490M0.7x0.1754g6g0.7000.6730.5860.5720.4900.8M0.8x0.26g0.8000.7700.6700.6460.560M0.8x0.24g6g0.8000.7700.6700.6550.5600.9M0.9x0.2256g0.9000.8670.7540.7280.630M0.9x0.2254g6g0.9000.8670.7540.7380.6301M1x0.256g0.9820.9150.8200.7670.711M1x0.254g6g0.9820.9150.8200.7870.711M1x0.26g0.9830.9270.8530.8050.766M1x0.24g6g0.9830.9270.8530.8230.7661.1M1.1x0.256g1.0821.0150.9200.8670.811M1.1x0.254g6g1.0821.0150.9200.8880.811M1.1x0.26g1.0831.0270.9530.9050.866M1.1x0.24g6g1.0831.0270.9530.9230.8661.2M1.2x0.256g1.1821.1151.0200.9670.911M1.2x0.254g6g1.1821.1151.0200.9870.911M1.2x0.26g1.1831.1271.0531.0050.966M1.2x0.24g6g1.1831.1271.0531.0230.9661.4M1.4x0.36g1.3831.3081.2531.1931.166M1.4x0.34g6g1.3831.3081.2531.2151.166M1.4x0.26g1.3831.3271.2531.2051.166M1.4x0.24g6g1.3831.3271.2531.2231.1661.6M1.6x0.356g1.5811.4961.3541.2911.202M1.6x0.354g6g1.5811.4961.3541.3141.202M1.6x0.36g1.5821.5071.3871.3421.257M1.6x0.34g6g1.5821.5071.3871.3591.257M1.6x0.26g1.5831.5271.4531.4031.366M1.6x0.24g6g1.5831.5271.4531.4211.3661.7M1.7x0.356g1.6811.5961.4541.3911.302M1.7x0.354g6g1.6811.5961.4541.4141.3021.8M1.8x0.356g1.7811.6961.5541.4911.402M1.8x0.354g6g1.7811.6961.5541.5141.402M1.8x0.26g1.7831.7271.6531.6031.566External外螺紋Major Dia大徑Pitch Dia中徑Minor DM1.8x0.24g6g1.7831.7271.6531.6211.5662M2x0.46g1.9811.8861.7211.6541.548M2x0.44g6g1.9811.8861.7211.6791.548M2x0.256g1.9821.9151.8201.7641.711M2x0.254g6g1.9821.9151.8201.7841.7112.2M2.2x0.456g2.1802.0801.8881.8171.693M2.2x0.454g6g2.1802.0801.8881.8431.693M2.2x0.256g2.1822.1152.0201.9641.911M2.2x0.254g6g2.1822.1152.0201.9841.9112.3M2.3x0.456g2.2802.1801.9881.9171.793M2.3x0.454g6g2.2802.1801.9881.9431.793M2.3x0.46g2.2812.1862.0211.9541.848M2.3x0.44g6g2.2812.1862.0211.9791.8482.5M2.5x0.456g2.4802.3802.1882.1171.993M2.5x0.454g6g2.4802.3802.1882.1431.993M2.5x0.356g2.4812.3962.2542.1912.102M2.5x0.354g6g2.4812.3962.2542.2142.1022.6M2.6x0.456g2.5802.4802.2882.2172.093M2.6x0.454g6g2.5802.4802.2882.2432.0933M3x0.56g2.9802.8742.6552.5802.439M3x0.54g6g2.9802.8742.6552.6072.439M3x0.356g2.9812.8962.7542.6872.602M3x0.354g6g2.9812.8962.7542.7122.6023.5M3.5x0.66g3.4793.3543.0893.0042.829M3.5x0.64g6g3.4793.3543.0893.0362.829M3.5x0.356g3.4813.3963.2543.1873.102M3.5x0.354g6g3.4813.3963.2543.2123.1024M4x0.76g3.9783.8383.5233.4333.220M4x0.74g6g3.9783.8383.5233.4673.220M4x0.56g3.9803.8743.6553.5803.439M4x0.54g6g3.9803.8743.6553.6073.4394.5M4.5x0.756g4.4784.3383.9913.9013.666M4.5x0.754g6g4.4784.3383.9913.9353.666M4.5x0.56g4.4804.3744.1554.0803.939M4.5x0.54g6g4.4804.3744.1554.1073.9395M5x0.86g4.9764.8264.4564.3614.110M5x0.84g6g4.9764.8264.4564.3964.110M5x0.56g4.9804.8744.6554.5804.439M5x0.54g6g4.9804.8744.6554.6074.4395.5M5.5x0.56g5.4805.3745.1555.0654.939M5.5x0.54g6g5.4805.3745.1555.0994.9396M6x16g5.9745.7945.3245.2124.891M6x14g6g5.9745.7945.3245.2534.891M6x0.86g5.9765.8265.4565.3765.110M6x0.84g6g5.9765.8265.4565.4065.110M6x0.756g5.9785.8385.4915.3915.166M6x0.754g6g5.9785.8385.4915.4285.166M6x0.76g5.9785.8385.5235.4285.220M6x0.74g6g5.9785.8385.5235.4635.220M6x0.56g5.9805.8745.6555.5705.439M6x0.54g6g5.9805.8745.6555.6025.4397M7x16g6.9746.7946.3246.2125.891M7x14g6g6.9746.7946.3246.2535.891M7x0.756g6.9786.8386.4916.3916.166M7x0.754g6g6.9786.8386.4916.4286.166M7x0.56g6.9806.8746.6556.5706.439M7x0.54g6g6.9806.8746.6556.6026.4398M8x1.256g7.9727.7607.1607.0426.619M8x1.254g6g7.9727.7607.1607.0856.619M8x16g7.9747.7947.3247.2126.891M8x14g6g7.9747.7947.3247.2536.891M8x0.86g7.9767.8267.4567.3507.110M8x0.84g6g7.9767.8267.4567.3897.110M8x0.756g7.9787.8387.4917.3917.166M8x0.754g6g7.9787.8387.4917.4287.166M8x0.56g7.9807.8747.6557.5707.439M8x0.54g6g7.9807.8747.6557.6027.4399M9x1.256g8.9728.7608.1608.0427.619M9x1.254g6g8.9728.7608.1608.0857.619M9x16g8.9748.7948.3248.2127.891M9x14g6g8.9748.7948.3248.2537.891M9x0.756g8.9788.8388.4918.3918.166M9x0.754g6g8.9788.8388.4918.4288.166M9x0.56g8.9808.8748.6558.5708.439M9x0.54g6g8.9808.8748.6558.6028.43910M10x1.56g9.9689.7328.9948.8628.344M10x1.54g6g9.9689.7328.9948.9098.344M10x1.256g9.9729.7609.1609.0428.619M10x1.254g6g9.9729.7609.1609.0858.619M10x1.126g9.9739.7839.2469.1288.761M10x1.124g6g9.9739.7839.2469.1718.761M10x16g9.9749.7949.3249.2128.891M10x14g6g9.9749.7949.3249.2538.891M10x0.756g9.9789.8389.4919.3919.166M10x0.754g6g9.9789.8389.4919.4289.166M10x0.56g9.9809.8749.6559.5709.439M10x0.54g6g9.9809.8749.6559.6029.43911M11x1.56g10.96810.7329.9949.8629.344M11x1.54g6g10.96810.7329.9949.9119.344M11x16g10.97410.79410.32410.2129.891M11x14g6g10.97410.79410.32410.2539.891M11x0.756g10.97810.83810.49110.39110.166M11x0.754g6g10.97810.83810.49110.42810.166M11x0.56g10.98010.87410.65510.57010.439M11x0.54g6g10.98010.87410.65510.60210.43912M12x1.756g11.96611.70110.82910.67910.072M12x1.754g6g11.96611.70110.82910.73410.072M12x1.56g11.96811.73210.99410.85410.344M12x1.256g11.97211.76011.16011.02810.619M12x1.254g6g11.97211.76011.16011.07510.619M12x16g11.97411.79411.32411.20610.891M12x14g6g11.97411.79411.32411.24910.891M12x0.756g11.97811.83811.49111.38511.166M12x0.754g6g11.97811.83811.49111.42411.166M12x0.56g11.98011.87411.65511.56511.439M12x0.54g6g11.98011.87411.65511.59811.43914M14x26g13.96213.68212.66312.50311.797M14x24g6g13.96213.68212.66312.56311.797M14x1.56g13.96813.73212.99412.85412.344M14x1.54g6g13.96813.73212.99412.90412.344

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常用螺纹尺寸及公差汇总表

常用螺纹尺寸及公差汇总表

1公制螺纹基本直径内螺纹公差等级外螺纹公差

6H7H6G大径中径小径

中径公差小径公差中径公0,差小径公差中径公差小径公差

M10*1109.358.9170,+0.1500,+0.2360,+0.1900,+0.300-0.026,-0.138-0.026,0.206

M12*11211.3510.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206

M14*11413.35122.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206

M12*1.251211.18810.6470,+0.1800,+0.2650,+0.2240,+0.335-0.028,-0.160-0.028,-0.240

M14*1.251413.18812.6470,+0.1800,+0.2650,+0.2240,+0.335-0.028,-0.160-0.028,-0.240

M12*1.51211.02610.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268

M14*1.51413.02612.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268

M16*1.51615.02614.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268

M18*1.51817.02616.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268

M20*1.52019.02618.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268

美制螺纹参数大全

美制螺纹参数大全

美制螺纹参数大全

1、螺纹种类

（1）美制直插螺纹，主要包括：美制单螺纹UNC/UNF、双螺纹UNS、美制外螺纹UNEF、美制内螺纹UN-2B；

（2）美制特殊螺纹，包括：美制特定角度牙螺纹、美制畸变牙螺纹、美制法兰螺纹（矩形牙、圆锥牙和接头）、美制外螺纹UNJ、美制攻牙螺纹UNC-2A、美制攻牙螺纹UNF-2A、美制沉头螺纹UNRC和美制沉头螺纹UNRF；

（3）美制键槽螺纹，包括：美制原头螺纹UNJF、美制梯形螺纹UNC-3A、美制六角螺纹UMS-3A、美制方形螺纹USS-3A；

（4）美制螺母螺纹，包括：美制内螺纹UN-2M、美制外螺纹UNS-2M。

2、螺纹细微尺寸参数

（1）螺纹基本尺寸参数：螺纹名称、螺纹基径、螺距、牙型、牙数、类型；

（2）螺纹细微尺寸参数：螺纹直径、根部牙齿形状和大小、锥度、误差、螺距和牙顶形状和大小等；

（3）螺纹型腔尺寸参数：型腔螺距、型腔大小、误差、型腔圆度和横档尺寸等。

3、螺纹位置参数

（1）螺纹位形参数：螺纹位形中心、六角锥螺纹位形、矩形锥螺纹位形及对称多边形螺纹位形等；

常用螺纹尺寸表汇总大全

常用螺纹尺寸表汇总大全

常用螺纹尺寸表汇总大全

ＺＧ５５°（ＲＣ）园锥管螺纹

公称通径每寸

牙数外螺纹

顶圆内螺

纹口

径有效牙长加工牙长

1/

4″81912.711.29.714

3/8101916.114.510.115

1/2151420.318.813.218

3/4201425.724.214.519

1251132.430.416.824

1-1/

43211413919.125

1-1/

2401146.94519.126

2501158.556.823.426

2-1/

2651174.772.426.736

3801186.585.129.840

410

011111.3110.

335.843

512

511135.6135.

640.150

615

011161.516140.155

Ｋ６０°（ＮＰＴ）园锥管螺纹

公称通径每

寸

牙

数外螺

纹顶/

外顶

圆内螺

纹口

径/内

基圆有效

牙长加工

牙长NPS

1/4″1813.2-

0.211.4+

0.210.214

3/81816.6-

0.214.8+

0.210.415

1/21420.7-

0.218.5+

0.213.618

3/41426-0.

323.7+

0.213.719

111.32.6-29.7+17.42350.30.2

1-1/411.

541.3-

0.338.5+

0.31826

1-1/211.

547.4-

0.344.5+

0.318.426

211.

559.4-

0.356.6+

0.319.230

2-1/2871.6-

0.467.6+

0.328.933

3887.4-

0.483.5+

0.430.537

48112.6

-0.5108.9

+0.43343

58139.4

-0.5135.9

+0.435.750

68166.2

-0.5162.7

+0.438.455

Ｇ（５５°）园柱管螺纹

公称通每外径内径径寸

牙

数

1/41913.1511.45

3/81916.6614.95

1/21420.9518.63

3/41426.4424.32

11133.2530.29

螺纹螺距对照表

螺纹螺距对照表

螺距表，螺距

紧固件螺纹直径与螺距对照表

螺纹规 M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24

粗牙螺距 0.5 0.7 0.8 1.0 1.25 1.5 1.75 2.0 2.0 2.5 2.5 2.5 3.0

细牙螺距 - - - - 1.0 1.0-

1.25 1.25-

1.5 1.5 1.5 1.5 1.5-

2.0 2.0 2.0

螺纹规 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64

粗牙螺距 3.0 3.5 3.5 4.0 4.0 4.5 4.5 5.0 5.0 5.5 5.5 6.0

细牙螺距 2.0 2.0 2.0 3.0 3.0 3.0 3.0 3.0 4.0 4.0 4.0 4.0

螺纹规 M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64

粗牙螺距 0.5 0.7 0.8 1.0 1.25 1.5 1.75 2.0 2.0 2.5 2.5 2.5 3.0 3.0 3.5 3.5 4.0 4.0 4.5 4.5 5.0 5.0 5.5 5.5 6.0

细牙螺距 - - - - 1.0 1.0-1.25 1.5-1.25 1.5 1.5 1.5 2.0-1.5 2.0 2.0 2.0 2.0 2.0 3.0 3.0 3.0 3.0 3.0 4.0 4.0 4.0 4.0

螺栓、螺钉、螺柱公称长度表

6 8 10 12 16 20 25 30 35 40 45 50 (55) 60 (65) 70 75 80 85 90

(95) 100 105 110 115 120 125 130 140 150 160 170 180 190 200 220 240 260 280 300