英制螺纹参数表
规格0-80UNF2-56UNC4-40UNC6-32UNC8-32UNC10-24UNC10-32UNF1/4-20UNC1/4-27UNS1/4-28UNF1/4-32UNEF1/8-27NPSM5/16-32UNEF3/8-16UNC3/8-18UNS3/8-20UN3/8-24UNF3/8-24UNF5/16-28UN9/16-32UN1/2-14NPSM1/2-20UNF3/4-14UN3/4-14NPSM7/8-20UNEF1-20UNS1-3/16-20UN1-9/16-20UN1-7/8-16UN1-7/8-20UN2-1/8-20UN2.5-16UN等级2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A3A2A2A2A2A2A2A2A2A2A2A2A2A2A2A外 螺 纹大径中径maxminmaxmin1.5111.4301.3061.2602.1692.8243.4854.1434.8014.8036.3226.3256.336.3310.0847.9129.4929.4929.4959.4979.5257.9214.26220.9112.6719.01226.2722.2025.330.1339.67.5847.58753.9463.462.0652.6953.3323.9904.6184.6516.1166.1546.166.1.9067.7609.2539.2719.29.3149.3427.7514.11020.6512.4718.75026.0121.9925.15929.9339.4547.3547.34653.7463.221.8752.4132.9693.6274.1124.2885.4975.7125.745.819.4627.3968.4618.5758.3398.8098.8377.3313.74619.7411.8517.83325.0821.3724.53929.3138.8246.5446.55353.1262.431.8212.3502.83.5534.0284.2115.4795.6245.665.739.3707.3158.3498.4668.5658.7128.7637.2413.65819.6111.7417.70424.9521.2624.42529.1938.7146.4246.41952.9962.29内 螺 纹等级小径中径minmaxmin2B1.1811.3061.3182B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B3B2B2B2B2B2B2B2B2B2B2B1.6942.1562.23.3023.6833.9624.9785.3345.365.499.0937.0877.7988.0018.1538.3828.3826.9618.9811.3324.3420.8628.7838.3145.952.6161.781.8721.02.3852.4332.62.9903.5313.6503.9624.1384.16.3105.2585.5255.5635.7385.595.695.765.849.2469.47.27.4228.1538.4948.3318.6088.4338.708.6368.8378.5658.8377.177.352B13.43713.61413.77219.2819.7811.6111.8824.25.1221.1421.42B17.09417.47517.8712B24.02824.30824.57729.0929.3438.6138.8746.26.62B46.25346.53346.80052.53.1562.1362.47制表：江其军日期：2006.06.26
英制螺纹参数表
规格3.0-12UN外 螺 纹等级大径中径maxminmaxmin2A76.15275.86276.04874.618内 螺 纹等级小径中径minmaxmin2B73.91474.37174.826制表：江其军日期：2006.06.26
英制螺纹参数表
规格0-80UNF2-56UNC4-40UNC6-32UNC8-32UNC10-24UNC10-32UNF1/4-20UNC1/4-27UNS1/4-28UNF1/4-32UNEF1/8-27NPSM5/16-32UNEF3/8-16UNC3/8-18UNS3/8-20UN3/8-24UNF3/8-24UNF5/16-28UN9/16-32UN1/2-14NPSM1/2-20UNF3/4-14UN3/4-14NPSM7/8-20UNEF1-20UNS1-3/16-20UN1-9/16-20UN1-7/8-16UN1-7/8-20UN2-1/8-20UN2.5-16UN等级2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A2A3A2A2A2A2A2A2A2A2A2A2A2A2A2A2A外 螺 纹大径中径maxminmaxmin1.5111.4301.3061.2602.1692.8243.4854.1434.8014.8036.3226.3256.336.3310.0847.9129.4929.4929.4959.4979.5257.9214.26220.9112.6719.01226.2722.2025.330.1339.67.5847.58753.9463.462.0652.6953.3323.9904.6184.6516.1166.1546.166.1.9067.7609.2539.2719.29.3149.3427.7514.11020.6512.4718.75026.0121.9925.15929.9339.4547.3547.34653.7463.221.8752.4132.9693.6274.1124.2885.4975.7125.745.819.4627.3968.4618.5758.3398.8098.8377.3313.74619.7411.8517.83325.0821.3724.53929.3138.8246.5446.55353.1262.431.8212.3502.83.5534.0284.2115.4795.6245.665.739.3707.3158.3498.4668.5658.7128.7637.2413.65819.6111.7417.70424.9521.2624.42529.1938.7146.4246.41952.9962.29内 螺 纹等级小径中径minmaxminmax2B1.1811.3061.3181.3772B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B3B2B2B2B2B2B2B2B2B2B2B1.6942.1562.23.3023.6833.9624.9785.3345.365.499.0937.0877.7988.0018.1538.3828.3826.9618.9811.3324.3420.8628.7838.3145.952.6161.781.8721.02.3852.4332.62.9903.5313.6503.9624.1384.16.3105.2585.5255.5635.7385.595.695.765.841.9612.5173.0843.7474.2474.4095.95.8525.875.959.6097.5298.6398.7508.8378.9618.9317.4619.9512.0225.321.5529.539.0246.7753.3262.669.2469.47.27.4228.1538.4948.3318.6088.4338.708.6368.8378.5658.8377.177.352B13.43713.61413.77213.88619.2819.7811.6111.8824.25.1221.1421.42B17.09417.47517.87118.0422B24.02824.30824.57724.72429.0929.3438.6138.8746.26.62B46.25346.53346.80046.9452.53.1562.1362.47制表：江其军日期：2006.06.26
英制螺纹参数表
规格3.0-12UN外 螺 纹等级大径中径maxminmaxmin2A76.15275.86276.04874.618内 螺 纹等级小径中径minmaxminmax2B73.91474.37174.82675.034制表：江其军日期：2006.06.26
