API接头丝扣规范
本文介绍了钻井中API接头丝扣规范,供参考。
接头类型 | 寸/扣 | 锥度 | 公接头(mm) | 母扣镗孔 直径(mm) |
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大端直径 | 小端直径 | |||||
正规型 | 2 3/8REG | 5 | 1:4 | 66.67 | 47.62 | 68.263 |
2 7/8REG | 5 | 1:4 | 76.20 | 53.97 | 77.78 | |
3 1/2REG | 5 | 1:4 | 88.90 | 65.07 | 90.488 | |
4 1/2REG | 5 | 1:4 | 117.47 | 90.47 | 119.06 | |
5 1/2REG | 4 | 1:4 | 140.21 | 110.06 | 141.68 | |
6 5/8REG | 4 | 1:6 | 152.19 | 131.03 | 153.99 | |
7 5/8REG | 4 | 1:4 | 177.80 | 144.47 | 180.18 | |
8 5/8REG | 4 | 1:4 | 201.98 | 167.84 | 204.39 | |
贯眼型 | 3 1/2FH | 5 | 1:4 | 101.45 | 77.62 | 102.79 |
4 FH | 4 | 1:6 | 108.71 | 89.66 | 110.33 | |
4 1/2FH | 5 | 1:4 | 121.716 | 96.31 | 123.83 | |
5 1/2FH | 4 | 1:6 | 147.95 | 126.79 | 150.02 | |
6 5/8FH | 4 | 1:6 | 171.52 | 150.37 | 173.83 | |
内平型 | 2 3/8IF | 4 | 1:6 | 73.05 | 60.35 | 74.61 |
2 7/8IF | 4 | 1:6 | 86013 | 71.32 | 87.71 | |
3 1/2IF | 4 | 1:6 | 102.00 | 85.06 | 103.58 | |
4 IF | 4 | 1:6 | 122.70 | 103.73 | 124.61 | |
4 1/2IF | 4 | 1:6 | 133.35 | 114.30 | 134.94 | |
5 1/2IF | 4 | 1:6 | 162.48 | 141.32 | 163.91 |