钻具常用参数

钻铤、钻杆上扣扭矩表钻头直径与对应钻铤尺寸推荐表钻头外径mm钻铤外径mm120。679。3~88。9142.9~152。4104。7-120.6158。7~171。4120。6~127。0190.5~200。0127.0~158.7212。7~222.2158.7~177.8241。3~250。8177。8~203。2269.9177.8-228。6311。1228。6~254。0374。6228.6~254.0444。5228。6~279.4508。0~660。4254。0-279.4现场钻具推荐探伤周期表（注明:纯钻时间）名称常规井探伤周期水平井、大位移斜井、探井等复杂井探伤周期钻杆新钻杆2500±100h1500±100h—级钻杆1500±100h900±100h二级钻杆900±100h600±100h三级钻杆600±100h400±100h钻铤、加重钻杆、转换接头、稳定器215mm以上井眼600±50h500±25h152mm及以下井眼400±50h300±25h方钻杆1000±100h800±100h钻铤的尺寸规格钻铤螺纹尺寸外径内径长度台肩倒角直径参考弯曲mminmm'亠ilnmmm'行亠NC23-31(试行)79.4叫31。11/49.1576.232.57:1NC26-35(23/if)88.93i/238。11/29。1582.9317/642。42：1NC31—41(2”IF)104。叫50.829。15100.4361/642.43:1NC35-47120.743/450。29。15114.7433/642。58:1NC38—50(31/2IF)127.0557。21/49.15121.0449/642.38:1

NC4460152.4657.221/4Q 1CHt?Q144.5511/162.49:1NC44-60152。671.421%9。15^或丿。c4u c144.5511/162.84：1NC44-62158。61/457.221/49・15 9oC1C C\AC149.2叫2.91:1NC46-62(4IF)158.861/471.4213/169015^或9・45n1c Q1<150。02.63:1NC46—65(4IF)165。61/257.2羽9o15 9・45CVL—R-C154o8叫2.76:1NC46-65(4IF)165.161厶71.42叫69.15或9oc4u c154.8叫3.05:1NC46-67(4IF)171.463/457。21/49・15 9oc 1czztrc159。56%3o18:1NC50-67(41/IF)171。63/471.42叫6丿。15^或丿。QICHt?Q159.569/p3.37：1' OMLl/gIF丿NC50—70(4〃IF)177.8757.221/49・15^或9。qicntr0164。7631/642.54：1i弋JJO *oiri/gIF丿NC50-70(41/IF)177。771.42叫6丿.15^或丿。Q1C Q1<164.7631/642o73:1NC50-72(4/if)184。71/471.4213/169o15 9.45c 1r—R-c169。5643/643o12:1IMJJU"WLl/glF丿NC56-77196.8矽471。2叫69o15或9oQ 1CTitrQ185。37%2.70：1NC56-80203.2871。21%9o15^或9。QICHtvQ4£190o1731/643o02：1r?匚广209。81/471。21%9.15 9.45Q1CTitrok195。7叫2o93:165/REG8NC61-90228o6971。2叫69015 9.45n1czztrc\ac212.7叫3.17：17~/RFC241.391/?76.239.15 9.45Q1C^7QAC223o8813/162.81：1”5KREG8NC70-97247.693/476。39015 9.45n1cntr0232o695/322o57:1NC70-100254.01076.23丿。15^或丿。Q1CTitrQK237o391%2.81:18-/D匚c279o41176.239015 9.45c1uuH1c/iu266.7101/22.84：11.钻铤螺纹类型：NCXX—数字型，IF-内平型，REG—正规型，括号内螺纹类型可互换.2.弯曲强度比：内螺纹危险断面抗弯截面模数与外螺纹危险断面抗弯截面模数之比。3-NC50—67（41/JF）仅适用于C型钻铤（无磁钻铤）钻铤尺寸参数及工作参数公称尺寸88o9mm(31/.")104.8mm(4"a")120.6mm(4叭")158.7mm(61/")165.1mm(61/2")177.8mm(7")203.2mm(8")228.6mm(9")279o4mm(11")公称内径238o150.8(57.15)4丿50.8471.471.471o471.4(76.2)71o4(76.2)76o2接头螺纹类型NC26(2NC31(2NC35NC38NC46(4NC50(41/JF)NC50(41/JF)65/8REG75/8REG85/8REG倒角圆直径82.9100.4114.7150k2J164.7k2164.7195o7223.8268新钻铤螺纹台肩宽度外螺纹5o07o19o913o615.715.721o723.025内螺纹4.26.48o912o714.914.920.821.825磨损后螺纹台肩宽度外螺纹4.66.5912o515.315o318o420o625内螺纹468.211o814o714.717.719o625外伤凹痕横向（深X长）4x285x335x386x506x526.5x567x667x768x80

允许量横向（深度）455666。5778均匀磨损后外径85。1100。1113。5148.4148.4164.6190。3220.3259偏磨限定尺寸3。845。26。6789。911.813上紧扭矩kN・m6。39。214。724.443。443.472119.5142.5钻杆接头的分级新钻杆数据钢级公称外径接头类型外径水眼抗扭屈服强度管体最小抗拉力上紧扭矩inmm类型mmmmKN。mKNKN。mG105603NC2685744.511.85861024.7G10573NC31(5Jd/104 850.821 90OU1oU~1335 278 9S135叫73NC31111413厶丄u 丿u28.16丄JJJu厶/1716 79118G105叫88.9NC381271丄uJ61 935 17丄/丄UU /-71691 73丄丄u 015.1S13531/288.9NC38127U10丿54 0jjui/45 212175.1118.0G10541/2114.3NC46158 8•J1uu76 21 u厶丄58.502059.0026.9S135114.3NC46158.857.275 202648.0030.4G1055127.0NC50168.382.5/Uo 厶U78.032464 3934 9S1355127.0NC50168 3699100.32Q1VJ1UJ丿3168 51430G10551/2139.751/2FH丄OUUJ184 288.996.12J丄OUUJ丄2723 051Juu492S135512120251/2FH£UI02L190.576.2ji厶D0 UQy1qq<o1丄>u1 丄厶jouu 丄ov/u u/o丄一级钻杆数据钢级公称外径接头类型最小外径最小内螺纹台肩宽水眼抗扭屈服强度管体最小抗拉力上紧扭矩inmmmmmmmmKN。mKNKN。mG10523460.3NC26833.24459 10671G10573NC311005211UJ50.87u 丄u16.8010371u18 3S13573NC31103VO J6.741.321。6133400j10.4

G10531/2889NC381186 461.92720132213.4S13531/2oouy889NC38122UU18.354—1u—VJ35.10170017 1G10541/2OO0丿114 3NC46143 38 376.245 8016201/0122 7S13541/2丄丄1UJ114 3NC46146.5OUJ9 16991u7U58 902083厶厶u i29.2G1055丄丄1C)J127NC50154.5yu丄8.7\J^uy82 5•J00丿u61.31941297S1355127NC50154 51156997882995385G10551/2139.751/2FHA 1UJ170.5丄丄UJ9UuJ37.5S13551/2139.751/2FH17611。9oouy76o297。3276248.1表28（续）钻杆接头的分级二级钻杆数据钢级公称外径接头类型外径最小内螺纹台肩宽水眼抗扭屈服强度管体最小抗拉力上紧扭矩inmmmmmmmmKN。mKNKN.mG10560o3NC2682.52.844o57o85784o1G105叫73NC31984.450.814o48947o2S135叫73NC31101.56.041o318o511489.3G10531/288.9NC38116o55.661o923.5114812S13531/288.9NC38119o57.15430o2146014o9G10541/?114o3NC46140.97.176o239.7140619.94S13541/2114.3NC46143o58o369.951o0180825o63G1055127NC501527.582.553o1168426.1S1355127NC501529o969.968o3216533.4G10551/2139o751/2FH166.715.188o965.6186531.7S135叫139.751/2FH17310o376.284.4239842三级钻杆数据钢级公称外径接头类型外径最小内螺纹台肩宽水眼抗扭屈服强度管体最小抗拉力上紧扭矩inmmmmmmmmKN.mKNKN.m

G10560。3NC2682.52.844。56。2511o04.1G105叫73NC31984。450.811。38790.37o2S135叫73NC31101。56。041。314.631016.19o3G10531厶88。9NC38116.55。661.918。61010.312S13531/288。9NC38119。57。15423。851298o914o9G