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高效磨鞋 |
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高效磨鞋主要有平底磨鞋、凹底磨鞋、锥形磨鞋、领眼磨鞋、梨形磨鞋、套铣磨鞋、专用牙轮磨鞋。平底磨鞋是磨削井下小落物、修理鱼顶的常用工具。凹底磨鞋用来磨削井下小落物及其它不稳定落物。领眼磨鞋用于磨铣有内孔且在井下晃动的落物。锥形磨鞋用于修整套管小的局部变形并清理井壁杂物。
平底、凹底、梨形、锥形磨鞋的基本参数
公称外径 (mm) |
接头螺纹 |
适用井眼尺寸 (mm) |
89 |
NC26, 2 3/8REG |
95.2~101.6 |
98 |
107.9~114.3 |
110 |
NC31, 2 7/8REG, 3 1/2REG, |
117.5~127.0 |
121 |
130.0~139.7 |
130 |
142.9~152.4 |
140 |
NC38, 3 1/2REG, 4 1/2REG, |
155.6~165.1 |
156 |
168.0~187.3 |
178 |
190.5~209.5 |
200 |
NC50, 4 1/2REG, |
212.7~241.3 |
232 |
244.5~269.9. |
257 |
6 5/8REG, |
273.0~295.3 |
279 |
298.5~317.5 |
295 |
320.6~346.1 |
330 |
349.3~406.4 |
381 |
406.4~444.5 |
406 |
7 5/8REG, |
431.8~508.0 |
432 |
457.2~533.4 |
534 |
558.8~660.0 |
686 |
711.2~863.6 |
领眼磨鞋的基本参数
公称外径 (mm) |
被磨铣管材外径 (mm) |
翼长 (mm) |
接头螺纹 |
适用井眼尺寸 (mm) |
97 |
73-89 |
≥ 150 |
NC26 |
107.9~114.3 |
121 |
90-102 |
NC31, 2 7/8REG, 3 1/2REG, |
130.0~139.7 |
130 |
100-160 |
≥ 200 |
142.9~152.4 |
140 |
110-120 |
155.6~165.1 |
156 |
127 |
3 1/2REG, |
168.0~187.3 |
178 |
158-168 |
4 1/2REG, |
190.5~209.5 |
200 |
168-178 |
212.7~241.3 |
232 |
194 |
244.5~269.9 |
257 |
210-219 |
≥ 250 |
6 5/8REG, |
273.0~295.3 |
279 |
220-230 |
298.5~317.5 |
295 |
240-246 |
≥ 300 |
320.6~346.1 |
330 |
273 |
349.3~406.4 |
381 |
320 |
406.4~444.5 |
套铣磨鞋技术参数及规格
公称外径 (mm) |
接头内径 (mm) |
长度 (mm) |
最小使用井眼 (mm) |
最大套铣管柱 (mm) |
117 |
99.57 |
500– 1000 |
120.65 |
88.90 |
136 |
108.61 |
146.05 |
101.60 |
145 |
124.26 |
155.58 |
120.65 |
121.36 |
155.58 |
117.48 |
118.62 |
155.58 |
114.30 |
177 |
150.39 |
187.33 |
142.88 |
190 |
159.41 |
200.03 |
152.40 |
202 |
174.63 |
212.73 |
168.28 |
171.83 |
212.73 |
165.10 |
168.28 |
212.73 |
161.93 |
205 |
184.15 |
215.90 |
177.80 |
209 |
187.58 |
219.08 |
180.98 |
234 |
198.76 |
244.48 |
190.50 |
193.68 |
244.48 |
187.33 |
240 |
207.01 |
250.83 |
200.03 |
256 |
224.41 |
266.70 |
215.90 |
220.50 |
266.70 |
212.73 |
288 |
252.73 |
298.45 |
244.48 |
247.90 |
298.45 |
238.13 |
313 |
276.35 |
323.85 |
266.70 |
273.61 |
323.85 |
263.53 |
355 |
317.88 |
365.13 |
307.98 |
434 |
381.25 |
444.50 |
368.30 |
498 |
448.44 |
508.00 |
438.15 |
574 |
525.65 |
584.20 |
479.43 | |
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