Zhejiang Kangxin Steel Pipe Co., Ltd., established in 2017 in Suichang County, Lishui City, Zhejiang Province, specializes in stainless steel seamless pipes, special steel, and shaped tubes. The company has built a complete production line comprising cold-drawing machines, cold-rolling mills, and welded pipe production equipment.

  Kangxin has focused on equipment innovation, securing multiple utility model patents. Its heat treatment transfer device improves lifting efficiency through a positioning clamping assembly, while its quenching equipment connects directly to heating furnaces, streamlining production and ensuring consistent quenching results. The cold-rolling mill patent features a pickling solution sprayer that cleans pipe surfaces before rolling, preventing scratches. The cold-drawing mold patent enables quick die changes with a drive mechanism, enhancing operational efficiency.

  The company’s pickling device circulates acid solution through a connected filtration system, supporting environmental sustainability. Its cooling structure prevents deformation during cooling. Additional patents cover connection structures, fixtures, and cutting devices.

  With testing equipment including eddy current and ultrasonic flaw detectors, hydraulic universal testing machines, and process performance testers, Kangxin serves industries such as petrochemical, chemical fiber, pharmaceutical machinery, aerospace, and boiler heat exchangers. Through systematic patent-driven equipment innovation, Kangxin continues to improve manufacturing precision and production efficiency in the stainless steel tube industry.