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Casing tongs
相關介紹
Casing tongs are used to tighten or unscrew casing and casing coupling threads in petroleum drilling operations. Products are designed and manufactured in accordance with API Speck 7k specifications.
| Fastening diameter | Fastening diameter | Rated torque KN.m | |
| in | mm | ||
| 4# | 133/8 | 340、365(340Casing coupling outer diameter) | 8 |
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