AutoCAD作圖法計(jì)算螺紋直徑尺寸

mm sizethreaddesignationclassmaxminmaxminmax 0.25m0.25x0.0756g0.2500.2350.2010.1870.160 m0.25x0.0754g6g0.2500.2350.2010.1930.160 0.3m0.3x0.086g0.3000.2840.2480.2340.204 m0.3x0.084g6g0.3000.2840.2480.2390.204 m0.3x0.096g0.3000.2830.2420.2260.192 m0.3x0.094g6g0.3000.2830.2420.2330.192 0.35m0.35x0.096g0.3500.3330.2920.2770.242 m0.35x0.094g6g0.350

公稱直徑螺距 dpal2 m330.52.2411481.8 m3.53.5-0.62.5502 m440.73.152.5 m4.54.5-0.753.552.8 m550.8416583.15 m664.5193.55 m775.6194.57 m886.35 m997.15.6 m10102480 m11112585 m12121.75929897.110 m141411.23095912 m161612.5321021013 m1818 m2020 m2222163811812.516 m2424181301418 m2727135 m303048138 m333322.4511511822 m3

鍍鋅管 外經(jīng) 塑料管 外經(jīng) 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt g（直 牙） 公制 zg（錐 牙） 英制 npt 公制 zg 英制 nptg 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 公制 zg 英制 npt 1/16287.723 1/82828279.728 1/413.513.6213.1613.6212.6613.131.301.430.861.131.341.4119191813.1613.6213.1612.3012.4911.4511.366.005.79φ11.2φ11.19.

螺紋尺寸標(biāo)準(zhǔn)

普通螺紋標(biāo)準(zhǔn)直徑與螺距尺寸系列

**資訊http://www.***.*** **資訊http://www.***.*** **資訊http://www.***.*** **資訊http://www.***.*** **資訊http://www.***.*** **資訊http://www.***.***

螺紋精小徑 度等級最大最小最大最小最大最小 m3x0.352.9812.8962.7542.6872.6022.71 m4x0.53.983.8743.6553.583.4393.6 m5×0.54.984.8744.6554.584.4394.6 m6×0.755.9785.8385.4915.3915.1665.42 m8×0.757.9787.8387.4917.3917.1667.42 m8×17.9747.7947.3247.2126.8917.26 m10×0.759.9789.8389.4919.3919.1669.42 m10×19.9749.7949.3249.2128.8919.26 m10×1.259.9729.769.169.0428.6199.

公稱直徑公稱直徑每寸牙數(shù)外徑尺寸公稱直徑每寸牙數(shù)外徑尺寸 d公稱每寸（＂）nd（＂）nd 粗牙0.250.75粗牙320.9直徑牙數(shù)3/16244.7621/8289.729 細(xì)牙0.20.8221.9（＂）n1/4206.351/41913.158 粗牙0.41.61.522.53/16243.73.75/16187.9383/81916.663 細(xì)牙0.251.751231/42055.13/8169.5251/21420.956 粗牙0.52.5粗牙323.95/16186.46.51/21212.75/81422.912 細(xì)牙0.352.65224.93/8167.87.95/81115.8753

m1:粗扣螺距0.25＝φ0.75細(xì)扣螺距0.2＝φ0.8 m2:粗扣螺距0.4＝φ1.6細(xì)扣螺距0.25＝φ1.8 m3:粗扣螺距0.5＝φ2.5細(xì)扣螺距0.35＝φ2.7 m4:粗扣螺距0.7＝φ3.3細(xì)扣螺距0.5＝φ3.5 m5:粗扣螺距0.8＝φ4.2細(xì)扣螺距0.5＝φ4.5 m6:粗扣螺距1＝φ5細(xì)扣螺距0.75＝φ5.2 m8:粗扣螺距1.25＝φ6.7細(xì)扣螺距1,0.75＝φ7,φ7.2 m10:粗扣螺距1.5＝φ8.5細(xì)扣螺距1.25,1,0.75＝φ8.7,φ9,φ9.2 m12:粗扣螺距1.75＝φ10.2細(xì)扣螺距1.5,1.25,1＝φ10.5,φ10.7,φ11 m14:粗扣螺距2＝φ11.9細(xì)扣螺距1.5,1.25,1＝φ12.5,φ12.7,φ13 m16:粗扣螺距2＝φ1

公稱直徑d鉆頭直徑do公稱直徑d鉆頭直徑do 粗0.250.75粗320.9 細(xì)0.20.8221.9 粗0.41.61.522.5 細(xì)0.251.75123 粗0.52.5粗323.9 細(xì)0.352.65224.9 粗0.73.31.525.5 細(xì)0.53.5126 粗0.84.2粗3.526.3 細(xì)0.54.5326.9 粗15227.9 細(xì)0.755.21.528.5 粗1.256.7129 17粗3.529.3 0.757.2329.9 粗1.58.5230.9 1.258.71.531.5 19粗431.8 0.759.2332.9 粗1.7510.2233.9 1.510.51.534.5 1.2510

英制螺紋鉆底孔用鉆頭直徑尺寸表 計(jì)算公式：螺紋公稱直徑鑄鐵與青銅鋼與黃銅 3/16~5/8ind0=25(d-1/n)d0=25(d-1/n)+0.1 3/4~1?ind0=25(d-1/n)d0=25(d-1/n)+0.2 d0攻螺紋前鉆頭直徑（mm） d螺紋公稱直徑（in） n每英寸牙數(shù) 公稱直徑 (英寸) 每英寸 牙數(shù) 鉆頭直徑 (毫米)公稱直徑 (英寸) 每英寸 牙數(shù) 鉆頭直徑 (毫米) 鑄鐵、青銅鋼、黃銅鑄鐵、青銅鋼、黃銅 3/16243.73.77/8919.119.3 1/4205.05.11821.922 5/16186.46.511/8724.624.7 3/8167.87.911/4727.827.9 7/16149.19.3

mm sizethreaddesignationclassmaxminmaxminmax 0.25m0.25x0.0756g0.2500.2350.2010.1870.160 m0.25x0.0754g6g0.2500.2350.2010.1930.160 0.3m0.3x0.086g0.3000.2840.2480.2340.204 m0.3x0.084g6g0.3000.2840.2480.2390.204 m0.3x0.096g0.3000.2830.2420.2260.192 m0.3x0.094g6g0.3000.2830.2420.2330.192 0.35m0.35x0.096g0.3500.3330.2920.2770.242 m0.35x0.094g6g0.350

npt英制螺紋標(biāo)準(zhǔn)與技術(shù)數(shù)據(jù) 螺紋規(guī)格螺距外徑c1底徑螺紋標(biāo)號螺牙角度備注 npt1/41.41113.6161860 npt3/81.41117.0551860 npt1/21.81421.2231460 npt5/81.81426.5681460 npt12.20833.227111/260 npt11/42.20841.984111/260 npt11/22.20848.053111/260 npt22.20860.091111/260 npt21/23.17572.699860 npt33.17588.608860 npt31/23.175100.013860 pt：美國標(biāo)準(zhǔn)的60度錐管螺紋 美制一般密封管螺紋的基本尺寸： 尺寸 代號 牙數(shù)

autocad作為計(jì)算機(jī)輔助設(shè)計(jì)工具,因其簡單易學(xué)、作圖快捷、方便修改,已經(jīng)被廣為使用。但是在用autocad軟件繪制機(jī)械圖時(shí),經(jīng)常遇到公差標(biāo)注,而多數(shù)教科書上對此只是簡單介紹,現(xiàn)對尺寸公差標(biāo)注的幾種方法作一總結(jié)。

美制螺紋尺寸表 外螺紋 公稱螺紋牙牙螺公差螺紋外徑螺紋中徑螺紋小徑公差螺紋 直徑規(guī)格數(shù)高距代號maxminmaxminmax代號min 0.073（#1）1-64unc640.2360.3972a1.838961.742441.582421.531621.366522b1.42494 1.8543a1.85421.757681.597661.559561.381763b1.42494 1-72unf720.210.3532a1.838961.750061.610361.56211.419862b1.4732 3a1.85421.76531.62561.590041.43513b1.4732 0.086(#2)2-56unc560.2710.45

普通螺紋（gb/t196-1981）—基本尺寸 公稱直徑d、d螺距p中徑 d2或d2 小徑 d1或d1第一系列第二系列第三系列粗牙細(xì)牙 m1 0.250.8380.729 0.20.8700.783 m1.1 0.250.9380.829 0.20.9700.883 m1.2 0.251.0380.929 0.21.0700.983 m1.4 0.31.2051.075 0.21.2701.183 m1.6 0.351.3731.221 0.21.4701.383 m1.8 0.351.5731.421 0.21.6701.583 m2 0.41.7401.567 0.251.8381.729 m2.2 0.451.9081.713 0.252.0381.9

公制外螺紋（6g）常用規(guī)格極限尺寸表（粗牙） 小徑 最大最小最大最小最大最小最大 m3×0.52.9802.8742.6552.5802.4392.602.63 m4×0.73.9783.8383.5233.4333.2203.473.50 m5×0.84.9764.8264.4564.3614.1104.404.43 m6×15.9745.7945.3245.2124.8915.265.29 m8×1.257.9727.7607.1607.0426.6197.107.14 m10×1.59.9689.7328.9948.8628.3448.928.96 m12×1.7511.96611.70110.82910.67910.07210.7510.79 m14×213.9621

從到minmaxminmax從到maxminmaxminmaxmin 31.54.532.6752.7752.4592.59931.54.52.9802.8742.6552.5802.3672.256 3.51.753.53.1103.2222.8503.0103.51.753.4793.3543.0893.0042.7432.615 42643.5453.6633.2423.4224263.9783.8383.5233.4333.1192.979 52.57.554.4804..6054.1344.33452.57.54.9764.8264.4564.3613.9953.842 63965.3505.5004.9175.1

mm sizethreaddesignationclassmaxminmaxminmax 0.25m0.25x0.0756g0.2500.2350.2010.1870.160 m0.25x0.0754g6g0.2500.2350.2010.1930.160 0.3m0.3x0.086g0.3000.2840.2480.2340.204 m0.3x0.084g6g0.3000.2840.2480.2390.204 m0.3x0.096g0.3000.2830.2420.2260.192 m0.3x0.094g6g0.3000.2830.2420.2330.192 0.35m0.35x0.096g0.3500.3330.2920.2770.242 m0.35x0.094g6g0.350

公稱通徑 nps 1/4″81912.711.29.7141/4″1813.2-0.211.4+0.210.2141/41913.15 3/8101916.114.510.1153/81816.6-0.214.8+0.210.4153/81916.66 1/2151420.318.813.2181/21420.7-0.218.5+0.213.6181/21420.95 3/4201425.724.214.5193/41426-0.323.7+0.213.7193/41426.44 1251132.430.416.824111.532.6-0.329.7+0.217.42311133.25 1-1/43211413919.125

maxminmaxminmaxminmaxmin m31.54.56g2.9802.8742.6552.5806h2.7752.6752.5902.495 m4266g3.4783.7493.5233.4336h3.6633.5453.4223.242 m52.57.56g4.9794.7604.4564.3616h4.6054.4804.3344.134 7g4.9764.7404.4564.3067h4.6404.4804.3844.134 m6396g5.9745.7325.3245.2126h5.5005.3505.1534.917 7g5.9745.6945.3245.1447h5.5405.3505.2174.917 m8412

1/16287.7236.5611/16287.723 1/8289.7288.5661/8289.728 1/41913.15711.4451/41913.157 3/81916.66214.953/81916.662 1/21420.95518.6311/21420.955 3/41426.44124.1175/81422.911 11133.24930.2913/41426.441 11/41141.9138.9527/81430.201 11/21147.80344.84511133.249 21159.61456.65611/81137.897 21/21175.18472.22611/41141.91 31187.88484.926