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  • Industry news: Thread protector: guardian of drilling equipment
  • Industry news: Cathodic protection of oil casing can reduce casing corrosion
  • Industry news: How to deburr oil casing?
  • Industry news: Oil casing on-line inspection system
  • Industry news: How to improve the anti-collapse performance of oil casing?
  • Industry news: What equipment should be used with oil casing in oil drilling?
  • 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]
  • Industry news
  • Company news
Home>News>Industry news
  • There are some problems with tubing couplings[Feb10th,2023]
  • Will the OCTG coupling price be affected by the fluctuation of oil price?[Dec 30th,2022]
  • Will the OCTG coupling price be affected by the fluctuation of oil price?
  • What is the process flow of casing coupling?
  • Introduction and packaging of casing& tubing
  • What are the characteristics of the oil casing industry?[Jul 21st, 2022]
  • What is the difference between special buckle tubing coupling and API thread?
  • Petroleum casing manufacturers interpret the causes of casing cracks
  • What is the cutting method of seamless tube【May 11th, 2022】
  • What are the requirements of heat treatment process for oil casing?【Apr 20th, 2022】
  • The outer appearance of oil casing and coupling thread must be lubricated【Mar 31st. 2022】
  • Special thread connection oil pipe pup joint should be required to loosen the connected parts of the oil pipe first.[Mar 24th. 2022]
  • Correct installation method of oil casing[Mar. 3rd, 2022]
  • How to remove burrs from screen tubes?[Feb.24, 2022]
  • What's the difference between tubing and casing? Where are they in the well? [Jan 13th,2022]
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