英制螺纹标准对照表【完整版】.docx

英制螺纹标准对照表【完整版】英制螺纹标准对照表英制普通螺纹(惠氏螺纹)-小螺纹系列(BA)螺距每英寸牙名义尺寸牙型代号大径数tpi110.4101.690.7181.9372.5765.1259.0752.9247.9243.0538.4834.7931.3528.2225.4中径小径牙型高底孔直径BANo.14No.13No.12No.11No.10No.9No.8No.7No.6No.5No.4No.3No.2No.1No.0mmd=D11.21.31.51.71.92.22.52.83.23.64.14.75.36mmp0.230.250.280.310.350.390.430.480.530.590.660.730.810.91mmd2=D20.861.051.131.3151.491.6651.942.212.482.8453.2053.664.2154.765.4外螺纹d30.720.90.961.131.281.431.681.922.162.492.813.223.734.224.8H10.140.150.170.1850.210.2350.260.290.320.3550.3950.440.4850.540.6mm0.750.9511.21.351.51.822.32.62.953.43.94.45BABABABABABABABABABABABABABABA55°圆锥管螺纹型式和尺寸螺纹代号基本尺寸大径螺距每英寸牙数中径小径牙型高度圆弧尺寸底孔尺寸英寸1/161/81/43/81/23/41mmd=D7.7239.72813.1571.33716.6621.33720.9551.81426.4411.81433.2492.30941.91mmp0.9070.907tpi282819191414111111111111111111mmd2=D2外螺纹H10.5810.1250.5810.1250.8560.1840.8560.18414.751.1620.24918.251.1620.24923.751.4790.3171.4790.3171.4790.3171.4790.3171.4790.3171.4790.3171.4790.317110.51.4790.3171.4790.317161.5rmm6.48.411.2d3R1/16R1/8R1/4R3/8R1/2R3/4R1R11/411/4R11/211/247.8032.309R22R21/221/275.1842.309R33R44R55R667.1426.5619.1478.56612.30111.44515.80614.9518.63119.79325.27924.11731.7730.29140.4313038.544.5567185.52.30938.95246.32444.84559.6142.30958.13556.65673.70572.22687.8842.309113.032.309138.432.309163.832.30986.40584.926111.551110.072136.951135.472136162.351160.87255°圆锥管螺纹型式和尺寸螺纹代号基本尺寸大径螺距每英寸牙数tpi282819191414111111111111111111中径小径牙型高度圆弧尺寸底孔尺寸mm6.48.411.2英寸mmd=Dmmp0.9070.9071.3371.3371.8141.8142.3092.3092.3092.3092.3092.3092.3092.3092.309mmd2=D27.1429.14712.30115.80619.79325.27931.7730.29140.43146.32458.13573.70586.405111.551136.951162.351外螺纹d36.5618.56611.44514.9518.63124.117H10.5810.5810.8560.8561.1621.1621.4791.4791.4791.4791.4791.4791.4791.4791.479rR1/161/167.723R1/81/8R1/41/413.157R3/83/816.662R1/21/220.955R3/43/426.441R11R11/411/441.91R11/211/247.803R22R21/221/275.184R33R44R55R660.1250.1250.1840.18414.750.24918.250.24923.750.3170.3170.3170.3170.3170.3170.317110.50.3170.317161.59.72833.2493038.544.5567185.538.95244.84556.65672.22684.926110.072135.472160.87259.61487.884113.03138.43163.83136制惠氏螺纹的型式尺寸英制普通螺纹(惠氏螺纹)-粗牙(BSW)每英寸牙数tpimmd2=D2601.315482.041402.768323.459244.084244.878205.537187.034168.509149.9511211.3451114.39712.9181017.42415.798920.41918.611名义尺寸牙型代号大径螺距中径小径牙型高底孔直径Ww1/163/321/85/323/167/321/45/163/87/161/25/83/47/8mmd=D1.5872.3813.1753.9694.7625.5566.357.9389.52511.11312.715.87619.05122.226mmp0.4230.5290.6350.7931.0581.0581.271.4111.5881.8142.1172.3092.542.822外螺纹d31.051.7032.3622.9523.4074.2014.7246.1317.4928.7899.99H10.270.3380.4060.5070.6770.6770.8130.9041.0171.1621.3551.4791.6271.807mm1.151.92.53.23.74.55.16.57.99.210.413.416.2519.25BSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSW111/811/413/811/215/813/417/8221/421/223/4331/431/233/4441/441/243/4551/451/253/46BSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSWBSW25.428.57631.75134.92638.141.27744.45247.62750.80257.15263.50269.85376.20382.55388.90395.254101.6048.467107.9548.835114.3048.835120.6659.237127.0059.237133.3559.677139.7059.677146.05510.16152.40610.163.1753.6293.6294.2334.2335.085.085.6455.6456.356.357.2577.2577.8167.8168.467877665523.36821.33526.25323.92929.42827.10432.21529.50535.39138.02434.77141.19937.94644.01240.39847.18743.57353.08659.43665.20560.55871.55666.90977.54872.54483.89978.89489.83296.1822.0332.3242.3242.7112.7113.2533.2533.6143.6144.0664.0664.6474.6475.0055.0055.4225.4225.6575.6572224.527.2530.2533.535.538.541.2544.5505661.56873.758085.59298104.2110116.5122.5128.5134.514132.6841/241/24431/231/231/431/43327/8102.29727/8108.64723/423/425/8127.15925/8133.50921/2139.54921/249.0255.3784.4190.7696.639102.99114.74108.6255.915121.09115.1765.915120.9636.196127.3136.196133.0436.506145.9139.3946.506制惠氏螺纹的型式尺寸英制普通螺纹(惠氏螺纹)-粗牙(BSW)每英寸牙数mmmmtpid=Dp1.5870.423602.3810.529483.1750.635403.9690.793324.7621.058245.5561.058246.351.27207.9381.411189.5251.5881611.1131.81414名义尺寸牙型代号大径螺距中径小径牙型高底孔直径Ww1/16BSW3/32BSW1/85/32BSW3/16BSW7/32BSW1/45/16BSW3/87/16BSWmmd2=D2d31.3152.0412.7683.4594.0844.8785.5377.0348.5099.951外螺纹H1mm1.151.92.53.23.74.55.16.57.99.20.270.3380.4060.5070.6770.6770.8130.9041.0171.1621.051.7032.3622.9523.4074.2014.7246.1317.4928.789BSWBSWBSW1/25/83/47/8111/8BSW11/4BSW13/8BSW11/2BSW15/8BSW13/4BSW17/8BSW221/4BSW21/2BSW23/4BSW331/4BSW31/2