This series of products made of AISI47205R low carbon ideas, all C rod after alignment defects detection, hot forging USES the orders, the main design patents on both ends of the heating technology, to avoid overheating and burnt, overall conditioning treatment, ensure the overall mechanical performance, stem head CNC machine cold forming rolling processing thread, guarantee the accuracy of screw thread and strength, and improve the fatigue life.
We produces the KD level rod, good toughness and high tensile strength, is under overloading decay resistance performance, both to the latest version of the API Spec 11 b grade D sucker rod mechanical properties. And can meet the API standard K grade corrosion resistant performance of sucker rod.