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High Quality Hot Die Forgings
Wenzhou Lianggong Forging Co., Ltd. is located in the Wenzhou Economic and Technology Development Zone, just 10 kilometers away from Wenzhou Longwan International Airport. Established in 1985, this private factory has grown to employ over 200 people, including 2 senior engineers and 30 technicians. The facility covers an area of 30,000 square meters, with an annual production capacity of 9,000 tons and a sales volume of USD 16 million in 2015.
After more than thirty years of development, the company has become one of the largest forging manufacturers in China, integrating forging, machining, heat treatment, and surface treatment. It has obtained ISO 9001:2008 and ISO/TS 16949 certifications, ensuring high-quality standards for its products. These parts are exported to countries such as the USA, Japan, Spain, Germany, Russia, Thailand, and more. They are widely used in construction machinery, agricultural equipment, mining machinery, railway systems, the automotive industry, petrochemicals, energy, shipbuilding, and general machinery, earning high recognition from end users.
Our product applications span across multiple industries, including:
- Construction Machinery
- Agricultural Machinery
- Mining Equipment
- High-Speed Rail
- Automotive Industry
- Petrochemical
- Energy
- Shipbuilding
- General Machinery
We have a strong R&D department equipped with CAD software, 3D solid modeling, and simulation tools like DEFORM. We work with various materials such as carbon steel, alloy steel, stainless steel, and aluminum. Our advanced heating equipment includes electric intermediate frequency furnaces, while our forging machines range from 400-ton to 2500-ton double-disc friction presses. Additional equipment includes sawing machines, shot blasting machines, air hammers, punches, and more.
Our forging weight range extends from 0.05kg to 100kg. Heat treatment facilities include precise computer-controlled electric furnaces, water/oil/polymer quenching pools with mechanical agitation, and induction/flame hardening equipment. Machining capabilities consist of CNC centers, milling machines, lathes, grinders, wire-cutting machines, EDM, and more.
For quality assurance, we use inspection equipment such as direct-reading spectrometers, universal testing machines, hardness testers, metallographic analyzers, magnetic particle testers, ultrasonic testers, CMM, and infrared thermometers.
Certifications include ISO 9001:2008 and ISO/TS 16949. We are committed to delivering high-quality hot die forgings that meet international standards. For more details about our products and services, feel free to contact us. Thank you!