接头识别及管汇.ppt

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1、常见接头扣型171/2钻头731121/4，91/2钻头63181/2″钻头4316″钻头311331两种9″DC731*7308″DC631*6307″DC411*41061/2″DC411*41061/4″DC4A11*4A105″HWDP，5″DP411*41051/2″DP521*5200--母扣;1--公扣1—内平;2—贯眼;3—正规丝扣尺寸(取整数)接头表示方法钻具接头尺母接头量法公接头量法扣型公扣小端外径mm母扣镗孔mm备注习惯表示法数字型API正规型43143041/2REG90.475119.1钻头531530

2、51/2REG110.058141.763163065/8REG131.039154钻铤73173075/8REG144.475180.283183085/8REG167.843204.4贯眼型32132031/2FH77.622102.84A214A20NC404FH89.662110.342142041/2FH96.317123.852152051/2FH126.79715062162061/2FH150.368173.8内平型2A112A10NC2623/8IF60.3574.6211210NC3127/8IF71.323

3、87.8311310NC3831/2IF85.065103.64A114A10NC464IF103.734124.6411410NC5041/2IF114.3134.951151051/2IF141.326163.9钻台管汇名称压力等级高压泥浆管路35MPa钻台立管组35MPa高压喷桩管线10MPa节流管汇高压70MPa压井管汇70MPa固井高压管线70MPa泥浆枪管汇6.4MPa