钻具常用参数.pdf

钻铤、钻杆上扣扭矩表钻铤、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mm120.6142.9152.4158.7171.4190.5200.0212.7222.2241.3250.8269.9311.1374.6444.5508.0660.4钻铤外径mm79.388.9104.7120.6120.6127.0127.0158.7158.7177.8177.8203.2177.8228.6228.6254.0228.6254.0228.6279.4254.0279.4现场钻具推荐探伤周期表（注明：纯钻时间）名称新钻杆钻杆一级钻杆二级钻杆三级钻杆215mm 以上井眼钻铤、加重钻杆、转换接头、稳定器152mm 及以下井眼方钻杆常规井探伤周期2500100h1500100h900100h600100h60050h40050h1000100h水平井、大位移斜井、探井等复杂井探伤周期1500100h900100h600100h400100h50025h30025h800100h钻铤的尺寸规格钻铤螺纹尺寸NC23-31（试行）NC26-35（23/NC31-41（27/8IF）8IF）外径mmin79.488.9内径mmiIn11/411/22221/4长度m9.159.159.159.159.15台肩倒角直径参考弯曲mmin76.282.9100.4114.7121.03317/64361/64433/64449/642.57:12.42:12.43:12.58:12.38:131/831.831/238.1104.841/850.8120.743/450.8127.0557.2NC35-47NC38-50（31/2IF）NC44-60NC44-60NC44-62NC46-62（4IF）NC46-65（4IF）NC46-65（4IF）NC46-67（4IF）NC50-67（41/2IF）NC50-70（41/2IF）NC50-70（41/2IF）NC50-72（41/2IF）NC56-77NC56-8065/8REGNC61-9075/8REGNC70-97NC70-10085/8REG152.4152.46657.221/421/421/421/421/471.4213/169.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.459.15 或 9.45144.5144.5149.2150.0154.8154.8159.5159.5164.7164.7169.5185.3190.1195.7212.7223.8232.6237.3266.7511/16511/1657/8529/3263/3263/3269/3269/32631/64631/64643/64719/64731/64745/6483/8813/1695/32911/32101/22.49:12.84:12.91:12.63:12.76:13.05:13.18:13.37:12.54:12.73:13.12:12.70:13.02:12.93:13.17:12.81:12.57:12.81:12.84:1158.861/457.2165.161/257.2171.463/457.2177.8177.87757.2158.861/471.4213/16165.161/271.4213/16171.463/471.4213/1671.4213/16184.271/471.4213/16196.873/471.4213/16203.2228.68971.4213/1671.4213/163333209.681/471.4213/16241.391/276.2247.693/476.2254.0279.4101176.276.21.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（41/2IF）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公称内径接头螺纹类型倒角圆直径新钻铤螺纹台肩宽度磨损后螺纹台肩宽度外伤凹痕外螺纹内螺纹外螺纹内螺纹横向（深长）88.9mm(31/2)38.1NC26(23/8IF)82.95.04.24.64428104.8mm(4 1/8)50.8(57.15)NC31(27/8IF)100.47.16.46.56533120.6mm(43/4)50.8NC35NC38114.79.98.998.2538158.7mm(6 1/4)71.4NC46(4 IF)15013.612.712.511.8650165.1mm(6 1/2)71.4NC50(41/2IF)164.715.714.915.314.7652177.8mm(7)71.4NC50(41/2IF)164.715.714.915.314.76.556203.2mm(8)71.4(76.2)6 5/8REG195.721.720.818.417.7766228.6mm(9)71.4(76.2)7 5/8REG223.823.021.820.619.6776279.4mm(11)76.28 5/8REG26825252525880允许量横向（深度）485.13.86.35100.149.25113.55.214.76148.46.624.46148.4743.46.5164.6843.47190.39.9727220.311.8119.5825913142.5均匀磨损后外径偏磨限定尺寸上紧扭矩kNm钻杆接头的分级新钻杆数据抗扭屈公称外径钢级类型inG105G105S135G105S135G105S135G105S135G105S13523/827/827/831/231/241/241/25551/251/2mm60.3737388.988.9114.3114.3127.0127.0139.7139.7NC26NC31NC31NC38NC38NC46NC46NC50NC5051/2FH51/2FHmm85.7104.8111127127158.8158.8168.3168.3184.2190.5mm44.550.841.361.954.076.257.282.569.988.976.2KN.m11.8521.9028.1635.1745.2158.5075.2078.03100.3296.12123.58KN861.021335.271716.791691.732175.112059.002648.002464.393168.512723.053501.08KN.m4.78.911.815.118.026.930.434.943.049.259.1接头外径水眼服强度抗拉力扭矩管体最小上紧一级钻杆数据最小内最小钢级公称外径接头外径类型肩宽mmNC26NC31NC31NC38NC3883100103118122mm3.25.26.76.48.3mm44.550.841.361.954KN.m9.1016.8021.627.2035.10KN6711037133413221700KN.m4.48.310.413.417.1螺纹台水眼服强度抗扭屈管体最小抗拉力上紧扭矩G105G105S135G105S135in23/827/827/831/231/2mm60.3737388.988.9G105S135G105S135G105S13541/241/25551/251/2114.3114.3127127139.7139.7NC46NC46NC50NC5051/2FH51/2FH143.3146.5154.5154.5170.51768.39.18.711.59.111.976.269.982.569.988.976.245.8058.9061.378.875.797.316202083194129952148276222.729.229.738.537.548.1表 28（续）钻杆接头的分级二级钻杆数据最小内螺公称外径钢级inG105G105S135G105S135G105S135G105S135G105S13523/827/827/831/231/241/241/25551/251/2mm60.3737388.988.9114.3114.3127127139.7139.7NC26NC31NC31NC38NC38NC46NC46NC50NC5051/2FH51/2FH接头类型mm82.598101.5116.5119.5140.9143.5152152166.7173外径纹台肩宽mm2.84.46.05.67.17.18.37.59.915.110.3mm44.550.841.361.95476.269.982.569.988.976.2水眼抗扭屈服强度管体最小抗拉力KN578894114811481460140618081684216518652398上紧扭矩KN.m4.17.29.31214.919.9425.6326.133.431.742KN.m7.814.418.523.530.239.751.053.168.365.684.4三级钻杆数据最小内螺公称外径外径接头类型inmmmm2.84.46.05.67.1纹台肩宽mmmmKN.mKNmG105G105S135G105S13523/827/827/831/231/260.3737388.988.9NC26NC31NC31NC38NC3882.598101.5116.5119.544.550.841.361.9546.211.3814.6318.623.85511.0790.31016.11010.31298.94.17.29.31214.9水眼服强度抗扭屈管体最小抗拉力扭矩KN.上紧钢级G105S135G105S135G105S13541/241/25551/251/2114.3114.3127127139.7139.7NC46NC46NC50NC5051/2FH51/2FH140.9145.3152152166.71737.18.37.59.915.110.376.269.982.569.988.976.231.5540.5642.054.051.966.761253.21611.31496.51924.11656.82130.219.9425.6326.133.431.742