了解螺纹规格对于购买螺纹有很大的帮助，但是螺纹规格很多很复杂，很少有人记得比较全，下面小编为大家列出一些螺纹规格作为大家的参考。
一、美制螺纹规格
美制细螺纹美制粗螺纹规格(UNF)标准径2级牙钻孔径规格(UNC)标准径2级牙钻孔径最大最小最大最小NO.0-80(1.524)1.251.3051.162NO.1-64(1.854)1.551.5821.425NO.1-72(1.354)1.551.6121.474NO.2-56(2.184)1.801.8711.695NO.2-64(2.184)1.851.9121.736NO.3-48(2.515)2.102.1461.941NO.3-56(2.515)2.102.1972.025NO.4-40(2.845)2.302.3852.157NO.4-48(2.845)2.402.4582.271NO.5-40(3.175)2.602.6972.487NO.5-44(3.175)2.702.7402.551NO.6-32(3.505)2.802.8952.642NO.6-40(3.505)2.903.0222.820NO.8-32(4.166)3.403.5303.302NO.8-36(4.166)3.503.6063.404NO.10-24(4.826)3.903.9623.683NO.10-32(4.826)4.104.1653.963NO.12-24(5.346)4.504.5974.344NO.12-28(5.346)4.604.7244.4961/4-285.105.2574.9791/4-285.505.5885.3605/16-186.606.7316.4015/16-246.907.0356.7823/8-168.008.1537.7983/8-248.508.6368.3827/16-149.409.5509.1447/16-209.9010.0339.7291/2-1310.8011.02310.5921/2-2011.5011.60711.3299/16-1212.2012.44611.9899/16-1812.9013.08112.7515/8-1113.6012.86813.3865/8-1814.5014.58114.3513/4-1016.5018.84016.3073/4-1617.5017.67817.3237/8-919.5019.76119.1777/8-1420.5020.67520.2701-822.2022.60621.9711-1223.2023.57123.1141-1/8-725.0025.34924.6381-1/8-1226.5026.74626.2691-1/4-728.2028.52427.8131-1/4-1229.5029.92129.4641-3/8-630.8031.11530.3531-3/8-1232.8033.09632.6391-1/2-634.0034.29038.5281-1/2-1236.0036.27135.8141-3/4-539.5039.32738.9642-4-1/245.2045.59344.679二、美制手特细螺纹规格表和美制锥度管螺纹规格
三、英制螺纹规格表
四、公制螺纹规格表
以上就是为大家列出的不同标准的螺纹规格表，资料来源于网络，仅供大家参考。