Dalian Longsheng Metallurgical Equipment Manufacturing Co., Ltd. is a professional manufacturer and trading company established in 2014 and based in Dalian, China. Operating from a 20,000-square-meter facility with a workforce of over 100 skilled employees, the company specializes in the processing, manufacturing, and repair of metallurgical equipment and heavy machinery components. Its technical leadership and core production team originate from the Dalian Huarui Heavy Industry Group, bringing significant expertise to the enterprise.
The company is a leader in advanced surface treatment and welding technologies, including build-up welding, cladding welding, thermal spraying, and supersonic spraying (JP8000). Their comprehensive product portfolio features continuous caster rollers, forged rolls for hot and cold rolling mills, crystallizers, fan-shaped sections, and coiling roller tables. They also manufacture large-scale equipment such as stacker reclaimers and calcium carbide furnaces. Beyond metallurgy, the company serves the shipbuilding, ocean drilling, mining, and chemical industries, and has contributed to the development of military-grade products and advanced ceramic materials like silicon carbide and tungsten carbide.
Equipped with ISO 9001 certification, Dalian Longsheng maintains rigorous quality control through advanced testing equipment, including laser trackers, CMM, and X-ray flaw detectors. The company has established long-term partnerships with major international and domestic enterprises, including Sumitomo Group, Nippon Steel, POSCO, and SMS-DEMAG. They offer OEM and contract manufacturing services, providing high-quality, wear-resistant components designed for demanding industrial environments.
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China Forged Roller Repair Wear Resistant High Hardness