2026 Top 10 Large Diameter Flat Welding Flange Plate Manufacturers in China

Zhejiang Juhengyuan Pipe Industry Co., Ltd

Zhejiang Juhengyuan Pipe Industry Co., Ltd., with its registered address in Xiguan Village, Pengxi Town, Taishun County, Wenzhou City, Zhejiang Province, is registered with the Taishun County Market Supervision and Administration Bureau. The legal representative is Xiang Keyuan, and its business scope includes general projects such as metal structure sales; Manufacturing of metal structures; Sales of sanitary ware; Manufacturing of sanitary ware; Sales of valves and plugs; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Valve and plug research and development; Installation services for ordinary mechanical equipment; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law). Licensed project: Manufacturing of special equipment; Installation, renovation, and repair of special equipment; Construction project construction; Construction professional operations; Construction labor subcontracting (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Large Diameter Flat Welding Flange Plate, Double Press Fitting, Stainless Steel Water Pipe

Shanghai Hongguan Stainless Steel Products Co., Ltd

Shanghai Hongguan Stainless Steel Products Co., Ltd., located at Room 103, 1st Floor, No. 11, Lane 6666, Songze Avenue, Qingpu District, Shanghai, was established on August 21, 2017. The registration authority is the Qingpu District Market Supervision Administration, and the legal representative is Zhuang Binzhou. Core products: Large Diameter Flat Welding Flange Plate, Flange, Forged Pipe Fittings

Yingang Pipeline Manufacturing Co., Ltd

Yingang Pipeline Manufacturing Co., Ltd. is registered at S333 Gengzhuangzi Road South, Niujinzhuang Township, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province. The registration authority is the Market Supervision Administration of Mengcun Hui Autonomous County, and the legal representative is Wang Xiaosheng. The business scope includes building decoration and manufacturing of plumbing pipeline parts. Manufacturing, processing, and sales: pipe fittings; Pipeline equipment; Corrosion prevention and insulation of pipelines and fittings; Sales: elbows, flanges and gaskets, reducers, tees, pipe caps, plastic lined pipe fittings, compensators, pipe supports and hangers, power plant accessories, valves, hardware accessories, steel plates, steel pipes, steel sections, round steel, laboratory fume hoods, pipe supports, steel metal hoses, corrugated compensators, acoustic tubes, fasteners, seals, gasifier accessories, coal mill accessories, insulation joints, rubber soft joints, rubber products, highway guardrails, color steel structures, iron towers, metal accessories for chemical and electrical industries, PVC products, labor protection supplies, fire-fighting equipment; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently according to law). Core products: Large Diameter Flat Welding Flange Plate, Waterproof Sleeve, Three-Way

San You Forging Factory in Dingxiang County

San You Forging Factory in Dingxiang County, with its registered address at Cuijiazhuang, Dingxiang County, Xinzhou. The registration authority is the Dingxiang County Market Supervision Administration, and the legal representative is Yan Zekang. Its business scope includes forging manufacturing and machining (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Large Diameter Flat Welding Flange Plate, Raw Materials For Ring Gear Machining, Reaction Kettle Flange

Shandong Fengmao Metal Products Co., Ltd

Shandong Fengmao Metal Products Co., Ltd. is registered at No. 216 Shengzhuang Village, Jiangguantun Street Office, Liaocheng Economic and Technological Development Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, and the legal representative is Ji Zhengyi. The business scope includes the processing and sales of agricultural machinery parts, automobile parts, mechanical parts, stamping parts, and metal products; Sales of hardware and electrical accessories, steel plates, steel pipes, building materials, profiles, and scrap materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Diameter Flat Welding Flange Plate, Flange

Shanxi Zhongli Heavy duty Precision Forging Co., Ltd

Shanxi Zhongli Heavy duty Precision Forging Co., Ltd., with its registered address at the north end of Hutuohe Bridge (west of Airport Avenue) in Dingxiang County, Xinzhou City, Shanxi Province, is registered with the Market Supervision Administration of Dingxiang County, and its legal representative is Xi Chongshan. Its business scope includes licensed projects such as special equipment manufacturing; International road freight transportation; Road freight transportation (excluding dangerous goods); Design and production of civil aircraft components; Civil aircraft maintenance. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: Manufacturing of forgings and powder metallurgy products; Sales of forgings and powder metallurgy products; Mechanical parts and component processing; Sales of non-ferrous metal alloys; Manufacturing of metal wire ropes and their products; Steel rolling processing; Sales of special equipment; Domestic freight forwarding agent; Import and export of goods; Manufacturing of metal materials; Sales of metal materials; Retail of hardware products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of metal products. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Large Diameter Flat Welding Flange Plate, Blind Flange, Loose Flange

Cangzhou Hongchuan Pipeline Manufacturing Co., Ltd

Cangzhou Hongchuan Pipeline Manufacturing Co., Ltd., with its registered address at Hebei Longsheng Company, Yanta Road, Yanshan County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Wang Guohui, and its business scope includes general projects such as metal material manufacturing; Sales of metal materials; Manufacturing of metal structures; Sales of metal structures; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of pipeline transportation equipment; Sales of anti-corrosion materials; Sales of insulation materials; Retail of hardware products; Sales of mechanical parts and components; Sales of mechanical equipment; Sales of valves and plugs; Wholesale of sports goods and equipment; Sales of building materials; Sales of rubber products; Sales of plastic products; Sales of special equipment; Import and export of goods (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations). Core products: Large Diameter Flat Welding Flange Plate, Head, Three-Way