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nitriding treated joint directional boring pipe
Selling leads
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...fiber structure is changed, and the mechanical properties are improved. 2. The joint is treated with nitriding, phosphating or copper to ensure the ...
2025-01-02 16:10:03
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83mm Diameter D80 Thread HDD Drill Pipe Used for horizontal directional drilling machines Product Detail Model No.:DIA 60/DIA73/DIA83 Production ...
2025-01-02 16:10:03
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