• Coupling Cutting Machine
    In coupling production, the material first gets cut from material pipe, waiting for inner threading and other process.
  • Coupling Threading Machine
    After coupling material gets cut from material steel pipe, it will be sent to CNC machine group for coupling threading.
  • Coupling Phosphating System
    The design of the coupling degreasing and phosphating production line is a closed high-rail gantry crane production line with automatic phosphating production line equipment that operates vertically
  • Coupling Painting System
    In coupling production factory, coupling painting system is needed. It does not only provide required painting on coupling according to API standard, but also provide stenciling and color band
  • Coupling Stencile Machine
    The coupling stenciling system, actually it is an auto marking system, integrated with coupling painting system or use separately for marking on couplings.
  • Coupling Crane
    In coupling production, the biggest coupling can reach 50 to 70 KG weight. It is difficult to do the loading, unloading and transmission these couplings manually. Coupling crane is a good method.

With abundant experience, we are one of the most professional OCTG coupling production line suppliers in China. Please feel free to buy durable OCTG coupling production line for sale here from our factory. All customized products are with high quality and competitive price.

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