钻具接头扣型尺寸

石油钻井扣型与寸石油钻井扣型与寸————————————————————————————————作者：————————————————————————————————日期：类型名称备注扣型钻头Φ660.40㎜Φ444.50㎜Φ311.15㎜Φ244.50㎜Φ241.30㎜Φ215.90㎜Φ118.00㎜26″17 1/2″12 1/4″9 5/8″9 1/2″8 1/2″4 5/8″731731631631631431231钻铤Φ228.6㎜DCΦ203.2㎜DCΦ177.8㎜DCΦ165㎜DCΦ158.8㎜DCΦ105.0㎜DC9″8″7″6 4/8″6 1/4″4 1/8″731×730631×630411×4104A11×4A10211×210无磁钻铤前5个同钻铤Φ158.8㎜MWD短节Φ166㎜MWD短节6 1/4″411×410411×410扶正器Φ660.4㎜SST Φ444.5㎜SSTΦ310㎜SSTΦ243㎜SSTΦ214㎜SSTΦ115㎜SSTΦ311.5㎜SST双母26″17 1/2″12 1/4″9 5/8″8 1/2″4 1/2″731×730731×730631×630631×6304A11×4A10211×210630×630631×630定向接头大弯接头大弯接头大直接头小弯接头小直接头631×630531×630521×630531×630521×630431×4A10431×4A10接头26″BIT接9″,9″之间,17 1/2″9″接8″12 1/4″BIT接8″8″接5″DP,7″DC双母8″接6 1/4″DC,NM接6 1/4″NM6 1/4″NM接7″DC,接5″DP 6 1/4″NM接5″NMDP(NM) 5″NMDP接6 1/4″NM双母7″接8″730×730731×630630×630631×410630×4A10631×4A10431×4A104A11×4104A11×410411×4A10430×4A10411×6306 1/4″NM接8″DC4A11×630动力钻具Φ197㎜Φ197㎜Φ171.5㎜Φ171.5㎜Φ95㎜×1.5°Φ197㎜(1°30′×1°)Φ165.7㎜单弯Φ158.8㎜DTUΦ165.7㎜(1°×1°45′)7 3/4″7 3/4″6 3/4″6 3/4″3 3/4″7 3/4″6 1/2″630×530D630×520B630×530430×430230×230630×530430×430430×430430×430钻杆Φ127㎜NMDPΦ127㎜DPΦ73㎜DP5″5″2 7/8″411×410411×410211×210方钻杆边长76.2㎜3″631×630531×630431×4A10常用接头尺寸名称扣型母扣镗孔直径公扣大头直径公扣小头直径127㎜钻杆178㎜钻铤411×410 134.79㎜133.35㎜114.3㎜158㎜钻铤4A11×4A10 124.61㎜122.70㎜103.73㎜88.9㎜钻杆120.65钻铤311×310 103.58㎜102.00 85.06㎜刮刀钻头扣公母锥扣421-420 123.83㎜121.72 96.31㎜444.5㎜3A 228.6DC 731×730 180.18㎜177.8 144.47㎜311.15㎜钻头203.2钻铤631×630 153.99㎜152.19196.85㎜动力钻具531×530 141.68㎜140.21 110.06㎜171.45㎜螺杆215.9钻头431×430 119.06㎜117.47 90.47㎜152.4㎜钻120.65㎜螺杆331×330 90.49㎜88.9 65.07㎜※钻具结构DX 定向钻具钻具代号钻头-BIT 钻铤-DC 钻杆-DP 无磁-NM 纳维-NV 代纳-DN螺旋扶正器-SST 短钻铤-SDC 加重钻杆-HWDP1英寸=25.4㎜ 1英尺=0.3048m=12英尺=96分=1000英丝1Mpa=145PSI 1ppg=0.1198g/㎝3 1gpm=0.0631L/S1磅=0.454公斤 1升=0.264加仑 1psi=0.69kpa=1磅/英寸2 大庆130钻机转盘转速70(Ⅰ) 120(Ⅱ) 200(Ⅲ)附录B：钻具扣型一览表Item Description OD(in) ID(in) CONNECTION0 244mm 730*6301 MUD MOTOR 8”6-5/8” REG (630*630)2 MUD MOTOR 6 3/4 4-1/2"REG (430*430)3 MUD MOTOR4 3/4 3 -1/2"REG (330*330)4 MUD MOTOR 3 1/2 2 3/8"RBD-2 3/8"IBU (230*2A10)---NC265 MWD HOS 8” 3.25”6-5/8"REG (631*630)6 MWDHOS 6 1/2 2.813”4-1/2"IF (411*410)---NC507 MWDHOS 6 3/4” 2.845”4-1/2"IF (411*410)---NC508 MWD HOC 6-3/4” 3.25”4-1/2"IF (411*410)---NC509 MWDHOS 4 3/4 2.500 3-1/2"IF (311*310)---NC3810 MWDHOC 4-3/4” 2.815”3-1/2"IF (311*310)---NC3811 MWDHOS 3 1/2 1.750 MODIFIED PD-MODIFIED BU12 NMDC 8” 3.25”6-5/8"REG (631*630)13 NMDC 7” 2.845”4-1/2"IF (411*410)---NC5014 NMDC 6 1/4 2.815 4"IF (4A11*4A10)---NC4616 NMDC 3 1/2 1.750 2 3/8"IPD-MODIFIED BU(2A1*M)---NC2616 NMDP 3 1/2 2.063 3-1/2"IF (311*310)---NC38 23 NMDP 5 3.000 4-1/2"IF (411*410)---NC50 18 HWDP 3 1/2 2.063 3-1/2"IF (311*310)---NC38 22 HWDP 5 3.000 4-1/2"IF (411*410)---NC50 21 DP 5 4.276 4-1/2"IF (411*410)---NC50 17 DP 3 1/2 2.602 3-1/2"IF (311*310)---NC3819 DP 2 3/8 1.815 2-3/8"IF (2A11*2A10)---NC2620 DP 2 7/8 2.151 2 7/8"IF (211*210)---NC2827 DC 8 3.250 6-5/8"REG (631*630)28 DC 9 3.250 7-5/8"REG (731*730)29 DC 6 1/2 2.813 4"IF (4A10*4A11)---NC4631 DC 3 1/8 1.250 2-3/8"IF (2A11*2A10)---NC2632 JAR 3 1/8 1.000 2-3/8"REG (231*230)34 JAR 6 1/2 2.750 4-1/2"IF (411*410)---NC5035 FEWD 6 3/4 2.750 4-1/2"IF (411*410)---NC5036 FEWD 4 3/4 2.750 3-1/2"IF (311*310)---NC3837 SDI 6-3/4 520*521（原来）38 SDI 6-3/4 520*4A11（现在）39 SDI 8 6-5/8"REG (631*630)38 SDI 6-3/4 3-1/2"IF （310*311）---NC38注意事项：1、所有4-3/4"的钻具的扣型都一样，为3-1/2"IF (311*310)---NC38。

钻具常用接头尺寸常用接头本体扣型公接头母扣镗孔直径接头类型大端直径小头直径127mm（5”）钻杆、178 mm（7”）钻铤411*410 133.5 114.3 134.91 NC50/数字型4-1/2”IF内平型158mm(6-1/4”)钻铤4A11*4A10 122.7 103.73 124.61 NC46/数字型4”IF内平型88.9mm(3-1/2”),120.65mm(4-3/4”)钻铤311*310 102.00 85.06 103.58 3-1/2”IF内平型73mm(2-7/8”)钻铤，104.78(4-1/8”)钻铤211*210 86.13 71.31 87.71 2-7/8”IF内平型方钻杆公扣521*520 147.95 126.79 150.02 5-1/2”FH贯眼型刮刀钻头扣，公母锥扣421*420 121.72 96.31 123.83 4-1/2”FH贯眼型914.4mm（36“）钻头，914.4mm扩大器731*730 177.8 144.47 180.18 7-5/8”REG正规型660.4mm（26“）钻头，731*730 177.8 144.47 180.18 7-5/8”REG正规型444.5mm(17-1/2”)钻头，228.6mm(9”)钻铤731*730 177.8 144.47 180.18 7-5/8”REG正规型346.1mm（13-5/8“）钻头，210mm动力钻具631*630 152.19 131.03 153.99 6-5/8”REG正规型311.15mm(12-1/4”)钻头，203.2mm(8”)钻铤631*630 152.19 131.03 153.99 6-5/8”REG正规型196.85mm(7-3/4”)动力钻具531*530 140.21 110.06171.45mm(6-3/4”)动力钻具，215.9mm(8-1/2”)钻头431*430 117.47 90.47 119.06 4-1/2”REG正规型152.4mm(6”)钻头，120.65mm(4-3/4”)动力钻具331*330 88.9 65.07 90.49 3-1/2”REG正规型241.3mm（9-1/2”）钻头631*630210mm锻铣器4A11*4A10 431*430 203mm磨鞋431*430165mm钻铤4A11*4A10无磁短节411*410165mm MWD短节2A11*2A10121mmMWD444.5mm扶正器731*730310mm扶正器731*730214mm扶正器4A11*4A10158.8mm随钻震击器411*410 4A11*4A10 203mm随钻震击器631*630常见组合：444.5mmBIT + SUB(730*730) 228.6mmDC444mmSST+ SUB(731*630) 203.2mmDC311.1mmBIT + SUB(630*730) 228.6mmDC241.3mmBIT+ SUB(630*410) 177.8mmDC210mm锻铣器430*4A10/4A11*410203mm 磨鞋431*410311.1mmSST 731*630 203.2mmDC120.65mm动力钻具331*310 (定向接头)。