石油套管與鉆頭尺寸配合

API鉆頭標(biāo)準(zhǔn)尺寸in（mm）in（mm）in（mm）in（mm）in（mm）33/4（95.2）41/8（104.8）43/4（120.6）55/8（142.9）57/8（149.2）6（152.4）61/8（155.6）61/4（158.7）63/4（171.4）77/8（200.0）83/8（212.7）81/2（215.9）85/8（219.1）83/4（222.2）91/2（241.3）97/8（250.8）11（279.4）121/4（311.1）143/4（347.6）171/2（444.5）20（508.0）24（609.6）26（660.4）國產(chǎn)鉆頭尺寸系列in（mm）in（mm）in（mm）in（mm）in（mm）33/4（95.2）41/8（104.8）41/4（107.9）43/4（120.6）55/8（142.9）57/8（149.2）6（152.4）61/4（158.7）61/2（165.1）63/4（171.4）71/2（190.5）77/8（200.0）83/8（212.7）81/2（215.9）83/4（222.2）91/2（241.3）95/8（244.5）97/8（250.8）105/8（269.9）121/4（311.1）143/4（347.6）171/2（444.5）20（508.0）24（609.6）26（660.4）套管與鉆頭尺寸配合系列套管下入的井眼尺寸（鉆頭尺寸），mm（in）套管井眼套管井眼762（30）508（20）473.075（185/8）406.4（16）339.725（133/8）298.45（113/4）273.05（103/4）244.475（95/8）914.4（36）660.4（26）609.6（24）469.9~508（181/2~20）444.5（171/2）381~444.5（15~171/2）311.15~381（121/4~15）311.15（121/4）219.075（85/8）193.675（75/8）177.8（7）168.275（65/8）139.7（51/2）127（5）114.3（41/2）241.3~311.15（91/2~121/4）215.9~269.875（81/2~105/8）212.725~250.825（83/8~97/8）200.025~222.25（77/8~83/4）171.45~222.25（63/4~83/4）152.4~200.025（6~77/8）152.4~200.025（6~77/8）鉆頭和套管內(nèi)間隙的標(biāo)準(zhǔn)套管尺寸通徑偏差mm鉆頭尺寸（小于緊密配合尺寸）鉆頭與套管之間的間隙值mm外徑in（mm）壁厚mm名義內(nèi)徑mminmm5（127）10.72★9.197.526.435.59105.6108.6112.0114.1115.8102.4105.4108.8111.0112.637/841/841/441/441/498.4104.8107.9107.9107.97.23.84.16.27.951/2（139.7）10.549.177.726.986.20118.6121.4124.3125.7127.3115.4118.2121.1122.6124.141/245/843/443/445/8114.3117.5120.6120.6123.84.33.93.75.13.565/8（168.8）12.0610.598.947.32144.1147.1150.4153.7141.0143.9147.2150.547/855/853/457/8123.8142.9146.0149.220.44.24.44.57（177.8）16.25★14.98★13.7212.6511.5110.369.198.056.915.87145.3147.8150.4152.5154.8157.1159.4161.7164.0166.1142.1144.7147.2149.3151.6153.9156.2158.5160.0162.947/855/853/457/857/8661/861/861/461/4123.8142.9146.0149.2149.2152.4155.6155.6158.7158.721.54.94.43.35.64.73.86.15.37.475/8（193.7）12.7010.929.528.337.62168.3171.9174.7177.0178.5165.1168.7171.4173.8175.361/465/865/863/463/4158.7168.3168.3171.4171.49.63.66.45.67.185/8（219.1）14.1512.7011.4310.168.947.726.71190.8193.7196.2198.8201.2203.7205.7187.6190.5193.0195.6198.6200.5202.573/873/873/875/875/877/877/8187.3187.3187.3193.7193.7200.0200.03.56.48.95.17.53.75.795/8（244.5）19.05★15.87★15.11★13.8411.9911.0510.038.947.92206.4212.7214.3216.8220.5222.7224.4226.6228.7202.4208.8210.3212.8216.5218.4220.4222.6224.777/877/877/883/881/281/285/883/483/4200.0200.0200.0212.7215.9215.9219.1222.2222.26.412.714.34.14.66.85.34.46.5103/4（273.0）15.5113.8412.5711.4310.168.897.09242.8245.4247.9250.1252.7255.2258.8238.9241.4243.9246.2248.8251.3254.999995/895/897/897/8228.6228.6228.6244.5244.5250.8250.814.216.719.35.68.24.48.0鉆頭與套管尺寸對照鉆頭與套管對照表鉆頭尺寸套管尺寸備注單位(mm）單位（英寸）單位(mm）單位（英寸）下油管104.841/81275114.341/2139.751/2133.3451/4168.27565/8152.4~200.0256~77/81275171.45~222.2563/4~83/4139.751/2200.025~222.2577/8~83/4168.27565/8212.725~250.82583/8~97/8177.87215.9~269.87581/2~105/8193.67575/8241.3~311.1591/2~121/4219.07585/8311.15121/4244.47595