Manual TONGS a API 7K TYPE B Drill String Handling
Mtundu wa Q89-324/75(3 3/8-12 3/4 in)B Manual Tong ndi chida chofunikira kwambiri pakugwiritsa ntchito mafuta kuti chikhale chomangirira kuchotsa zomangira za chitoliro chobowolera ndi cholumikizira cha casing kapena cholumikizira. Chingasinthidwe posintha nsagwada za latch lug ndi mapewa ogwirira.
Magawo aukadaulo
| Chiwerengero cha Latch Lug Jaws | LaKuyimitsa | Kukula kwa Pange | RaTorque yokhazikika | |
| in | mm | KN·m | ||
| 5a | 1 | 3 3/8-4 1/8 | 86-105 | 55 |
| 2 | 4 1/8-51/4 | 105-133 | 75 | |
| 5b | 1 | 4 1/4-5 1/4 | 108-133 | 75 |
| 2 | 5-5 3/4 | 127-146 | 75 | |
| 3 | 6-6 3/4 | 152-171 | 75 | |
| 5b-1 | 1 | 5 1/4-5 3/4 | 133-146 | 75 |
| 2 | 6-8 5/8 | 152-168 | 75 | |
| 3 | 6 3/4-8 | 171-203 | 55 | |
| 5c
| 1 | 6 5/8-7-3/8 | 168-187 | 75 |
| 2 | 7 3/8-8 | 187-203 | 75 | |
| 3 | 8 1/2-8 5/8 | 216-219 | 55 | |
| 5d | 1 | 8 1/2-9 5/8 | 216-244 | 55 |
| 2 | 10 5/8-10 3/4 | 270-273 | 55 | |
| 5e | 1 | 11 3/4 | 298 | 55 |
| 2 | 12 3/4 | 324 | 55 | |
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