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- Industry news: Classification of oil tubing
- Industry news: Wellhead tools, manifold accessories and other products are produced according to standards!
- Industry news: What is the difference between tubing and casing? Where are they located in the oil well?
- Industry news: Oil casing is the lifeline of oil wells to maintain operation
- Inventory: Cangzhou Kunyuan Coupling Stock&Crossover Stock [Sep.2014]
- Inventory: Cangzhou Kunyuan Casing&Tubing Stock [Sep.2014]
- Inventory: Cangzhou Kunyuan Pup Joint Stock [Sep.2014]
- Inventory: Kunyuan Mild steel pipe Stock[Jan, 2015]
- Inventory: Kunyuan API 5L Line Pipe Stock[Jan, 2015]
- Inventory: Kunyuan Tubing Stock[Jan, 2015]
- Inventory: Kunyuan Casing Stock[Jan, 2015]
- Inventory: Kunyuan mild steel pipe stock[Dec 2014]
- Inventory: Kunyuan tubing stock[Dec. 2014]
- Inventory: Kunyuan casing stock[Dec.2014]
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