Pipa washover merupakan suatu alat khusus yang biasa digunakan untuk melepaskan bagian tali bor yang tersangkut pada lubang sumur. TIANHE menawarkan rangkaian lengkap pipa pencuci untuk industri. TIANHE menyediakan benang FJWP unik yang mengadopsi sambungan ulir bahu ganda dua langkah yang menjamin riasan cepat dan kekuatan torsi tinggi.
| Model |
Kode Produk | OD | PENGENAL | Ketebalan Dinding | Ukuran Lubang Minimum | Beban Tarik Maks KN | Maks. Beban Tarik kN | Torsi Bidang Sambungan Nm | Segel Tekanan MPa. |
| MM | |||||||||
| TXG114.30-8.56 | L21-190 | 114.30 | 97.18 | 8.56 | 120.65 | 80.90 | 390 | 9490 | 20 |
| TXG127-9.19 | L21-230 | 127 | 108.62 | 9.19 | 146.05 | 101.6 | 440 | 12202 | 20 |
| TXG139.70-9.17 | L21-270 | 139.70 | 121.36 | 9.17 | 152.4 | 117.48 | 500 | 14914 | 20 |
| TXG146.05-7.92 | L21-300 | 146.05 | 130.21 | 7.92 | 161.93 | 127.00 | 500 | 14914 | 20 |
| TXG146.05-9.00 | L21-320 | 146.05 | 128.05 | 9.00 | 161.93 | 120.65 | 560 | 16269 | 20 |
| TXG168.28-8.94 | L21-380 | 168.28 | 150.39 | 8.94 | 187.33 | 142.88 | 600 | 21693 | 15 |
| TXG177.80-9.19 | L21-420 | 177.80 | 159.42 |
9.19 | 200.03 | 152.40 | 640 | 24404 | 15 |
| TXG193.68-9.53 | L21-490 | 193.68 | 174.63 | 9.53 | 221.73 | 168.28 |
700 | 31183 | 15 |
| TXG193.68-10.92 | L21-500 | 193.68 | 171.83 | 10.92 | 212.73 | 165.10 | 810 | 36607 | 15 |
| TXG193.68-12.70 | L21-510 | 193.68 | 168.28 | 12.70 | 212.73 | 161.93 | 1060 | 43386 | 15 |
| TXG203.20-9.53 | L21-530 | 203.20 | 184.15 | 9.53 | 215.90 | 177.00 | 820 | 32539 | 15 |
| TXG206.38-9.40 | L21-540 | 206.38 | 187.58 | 9.40 | 215.90 | 177.80 | 830 | 32539 | 15 |
| TXG219.07-11.43 | L21-600 | 219.07 | 196.21 | 11.43 | 244.48 | 187.33 | 1100 | 47453 | 15 |
| TXG219.07-12.70 | L21-610 | 219.07 | 193.67 | 12.70 | 244.48 | 184.15 | 1220 | 54232 | 15 |
| TXG228.60-10.80 | L21-620 | 228.60 | 207.01 | 10.80 | 250.83 | 200.03 | 1260 | 47453 | 15 |
| TXG244.48-11.99 | L21-690 | 244.48 | 220.50 | 11.99 | 266.70 | 212.73 | 1460 | 67791 | 15 |
| TXG244.48-13.84 | L21-700 | 244.48 | 216.80 | 13.84 | 266.70 | 206.37 | 1560 | 81349 | 15 |
| TXG273.05-11.43 | L21-720 | 273.05 |
250.19 | 11.43 | 290.45 | 238.13 | 1620 | 81349 | 15 |
| TXG273.05-12.57 | L21-730 | 273.05 | 247.91 | 12.57 | 298.45 | 234.95 | 1640 | 88128 | 15 |
| TXG298.44-12.42 | L21-750 | 298.44 | 273.60 | 12.42 | 323.85 | 263.53 | 1800 | 108465 | 10 |
| TXG339.72-13.06 | L21-760 | 339.72 | 313.60 | 13.06 | 365.13 | 301.62 | 2020 | 149140 | 10 |
| TXG406.40-16.66 | L21-770 | 406.40 | 373.08 | 16.66 | 444.50 | 355.60 | 2500 | 254894 | 7.0 |