API钻头标准尺寸in (mm)in (mm)in (mm)in (mm)in (mm)3 3/4 (95.2)6 (152.4)8 3/8 (212.7)9 7/8 (250.8)20 (508.0)4 1/8 (104.8)6 1/8 (155.6)8 1/2 (215.9)11 (279.4)24 (609.6)4 3/4 (120.6)6 1/4 (158.7)8 5/8 (219.1)12 1/4 (311.1)26 (660.4)5 5/8 (142.9)6 3/4 (171.4)8 3/4 (222.2)14 3/4 (347.6)5 7/8 (149.2)7 7/8 (200.0)9 1/2 (241.3)17 1/2 (444.5)国产钻头尺寸系列in (mm)in (mm)in (mm)in (mm)in (mm)3 3/4 (95.2)5 7/8 (149.2)7 1/2 (190.5)9 1/2 (241.3)14 3/4 (347.6)4 1/8 (104.8)6 (152.4)7 7/8 (200.0)9 5/8 (244.5)17 1/2 (444.5)4 1/4 (107.9)6 1/4 (158.7)8 3/8 (212.7)9 7/8 (250.8)20 (508.0)4 3/4 (120.6)6 1/2 (165.1)8 1/2 (215.9)10 5/8 (269.9)24 (609.6)5 5/8 (142.9)6 3/4 (171.4)8 3/4 (222.2)12 1/4 (311.1)26 (660.4)套管与钻头尺寸配合系列套管下入的井眼尺寸（钻头尺寸）， mm （in）套管井眼套管井眼762 (30)914.4 (36)219.075(8 5/8)241.3-311.15 (9 1/2-12 1/4)660.4 (26)193.675(7 5/8)215.9-269.875(8 1/2-105/8)508 (20)609.6 (24)177.8 (7)212.725-250.825 (8 3/8-9 7/8)473.075(18 5/8)469.9-508 (18 1/2-20)168.275(6 5/8)200.025-222.25(7 7/8-8 3/4)406.4 (16)444.5 (17 1/2)139.7 (5 1/2)171.45-222.25 (6 3/4-8 3/4)339.725(13 3/8)381-444.5 (15-171/2)127 (5)152.4-200.025 (6-7 7/8)298.45 (11 3/4)311.15-381 (12114.3 (4 1/2)152.4-200.025 ( 6-7 7/8)273.05 (10 3/4)1/4-15)244.475 (9 5/8)311.15 (12 1/4)钻头和套管间隙的标准套管尺寸通径偏 差mm钻头尺寸（小于紧密配合尺寸）钻头与套管之间的间隙值mm外径in (mm)壁厚mm名义径mminmm10.72*105.6102.43 7/89&47.259.19108.6105.44 1/8104.83.87.52112.0108.84 1/4107.94.1(127)6.43114.1111.04 1/4107.96.25.59115.8112.64 1/4107.97.910.54门&6115.44 1/2114.34.35 1/29.17121.411 &24 5/8117.53.9(139.7)7.72124.3121.14 3/4120.63.76.98125.7 122.6 4 3/4 120.65.16.20127.3124.14 5/8123.83.512.06144.1141.04 7/8123.820.46 5/810.59147.1143.95 5/8142.94.2(168.8)8.94150.4147.25 3/4146.04.47.32153.7150.55 7/8149.24.516.25*145.3142.14 7/8123.821.514.98*147.8144.75 5/8142.94.913.72150.4147.25 3/4146.04.412.65152.5149.35 7/8149.23.3711.51154.8151.65 7/8149.25.6(177.8)10.36157.1153.96152.44.79.19159.4156.26 1/8155.63.88.05161.715&56 1/8155.66.16.91164.0160.06 1/4158.75.35.87166.1162.96 1/4158.77.412.70168.3165.16 1/4158.79.67 5/810.92171.9168.76 5/8168.33.6(193.7)9.52174.7171.46 5/8168.36.48.33177.0173.86 3/4171.45.67.62178.5175.36 3/4171.47.114.15190.8187.67 3/8187.33.512.70193.7190.57 3/8187.36.48 5/811.43196.2193.07 3/8187.38.910.16198.8195.67 5/8193.75.1(219.1)8.94201.2198.67 5/8193.77.57.72203.7200.57 7/8200.03.76.71205.7202.57 7/8200.05.719.05*206.4202.47 7/8200.06.415.87W212.7208.87 7/8200.012.715.11W214.3210.37 7/8200.014.39 5/813.84216.8212.88 3/8212.74.1(244.5)11.99220.5216.58 1/2215.94.611.05222.721&48 1/2215.96.810.03224.4220.48 5/8219.15.38.94226.6222.68 3/4222.24.47.92228.7224.78 3/4222.26.515.51242.8238.99228.614.213.84245.4241.49228.616.710 3/412.57247.9243.99228.619.3(273.0)11.43250.1246.29 5/8244.55.610.16252.7248.89 5/8244.58.28.89255.2251.39 7/8250.84.47.09258.8254.99 7/8250.8&011 3/412.42273.6269.69 7/8250.822.8(298.4)11.05276.3272.410 5/8269.96.49.528.46279.4281.5275.4277.610 5/810 5/8269.9269.99.511.613.06313.6309.712304.88.812.19315.3311.412 1/4311.14.213 3/810.92317.9313.912 1/4311.16.8(339.7)9.65320.4316.512 1/4311.19.38.38322.9319.012 1/4311.111.812.57381.3376.514 3/4374.66.71611.57384.1379.414 3/4374.69.5(406.4)9.52387.4382.615381.06.418 5/8(473.1)11.05451.0446.2171/2444.56.516.13475.7470.918 1/2469.95.82012.70482.6477.818 1/2469.912.7(508.0)11.13485.9481.028 1/2469.915.8★非API标准石油套管规格尺寸表I国标是油套管标准外径及壁厚I国标油管标准外径及壁厚I国标石油套管的理论重量表套管、油管尺寸表外径名义重虽壁厚径通径接箍外径螺纹类型钢级长度20.85 (0.244)。
6.20(0.244)c o127.3(5.012) o124.1 (4.887) o139 7f23.09 (15.50) o o6? 98(0 ? 275)c o125.7(4.950) o o122.6(4.825)o o153 7j55 oRni - 17m.‘5-1/2)25.32 (17.00) o o7.72(0.304)c oI24.3(4.892)o o121.1(4.767)0 o 血1 W ? / C1/3] W 人n80W1 I 1 1 X.I(5-|/2)29.79 (20.00)o9.17(0.361)c oI21.4(4.778)o o2(4.653)o oOC 0> o■ o o34。