2026 Top 10 Seamless Steel Pipe Q345d Manufacturers in China

Shandong Maotong Pipe Industry Co., Ltd

Shandong Maotong Pipe Industry Co., Ltd., registered at Room 101, Xinglong Market, East End of Liaohe Road, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, with Mao Wenying as the legal representative. Its business scope includes general projects such as valve and plug sales; Sales of metal materials; Sales of metal products; Sales of metal structures; Sales of high-performance non-ferrous metals and alloy materials; Sales of high-quality special steel materials; Sales of mechanical equipment; Sales of mechanical parts and components; Retail of hardware products; Sales of building materials; Sales of forgings and powder metallurgy products; Sales of mechanical and electrical equipment; Sales of non-ferrous metal alloys. (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: Seamless Steel Pipe Q345d, Precision Steel Pipe, Seamless Steel Pipe

Huagong Special Steel (Tianjin) Co., Ltd

Huagong Special Steel (Tianjin) Co., Ltd., with its registered address at No. 20 Sanwei Road, Xiazhuzhuang Street, Wuqing District, Tianjin City, is registered with the Market Supervision Administration of Wuqing District, Tianjin City. The legal representative is Li Aihui, and its business scope includes general projects such as steel rolling and processing; Sales of metal materials; Sales of mechanical equipment; Sales of metal structures; Sales of building materials; Electronic product sales; 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: Seamless Steel Pipe Q345d, Galvanized Pipe, Stainless Steel Flat Bar

Tianjin Chenhe Steel Co., Ltd

Tianjin Chenhe Iron and Steel Co., Ltd., with its registered address at No. 32-33, Zone A, Hanjiashu Steel Market, Qingguang Town, Beichen District, Tianjin, registered with the Market Supervision and Administration Bureau of Beichen District, Tianjin, and represented by Li Zhongqiu as its legal representative. Its business scope includes general projects such as metal material sales; Sales of metal products; Sales of metal structures; Sales of metal fittings for construction; Sales of high-performance non-ferrous metals and alloy materials; Sales of non-ferrous metal alloys; Sales of non-metallic minerals and products; Sales of new metal functional materials; Sales of metal chains and other metal products; Sales of metal wire ropes and their products; Operation of wires and cables; Sales of power electronic components; Fiber optic cable sales; Sales of coatings (excluding hazardous chemicals); Sales of communication equipment; Sales of mechanical equipment; Sales of office equipment; Wholesale of hardware products; Retail of hardware products; Sales of architectural ceramic products; Wood sales; Retail of automotive spare parts; Wholesale of automotive spare parts; Wholesale of clothing and apparel; Sales of chemical products (excluding licensed chemical products); Import and export of goods; Technology import and export. (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: Seamless Steel Pipe Q345d, Low Temperature Resistant Round Steel, Seamless Tube

Tianjin Zhuoyuan Trading Co., Ltd

Tianjin Zhuoyuan Trading Co., Ltd., with its registered address at Room 202, Zone A, No. 1 Nanziyang Road, Dashaozhikou, Zhongbei Town, Xiqing District, Tianjin, is registered with the Market Supervision and Administration Bureau of Xiqing District, Tianjin. The legal representative is Yang Guang, and its business scope includes wholesale and retail of metal materials, stainless steel products, electronic products, hardware and electrical equipment, mechanical equipment, labor protection supplies, and office supplies; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Seamless Steel Pipe Q345d, Steel Plate, Welded Pipe

Shandong Fuyou Iron and Steel Co., Ltd

Shandong Fuyou Iron and Steel Co., Ltd., with its registered address at No. 0525, 5th floor, Building 3, Zone A, Liaocheng International Financial Center, Dongcheng Street, Liaocheng Economic and Technological Development Zone, Shandong Province, China. The registered authority is the Market Supervision Administration of Liaocheng Economic and Technological Development Zone, and the legal representative is Huang Jinlian. Its business scope includes general projects such as metal material sales; Sales of building materials; Sales of metal products; Wholesale of hardware products; Sales of high-quality special steel materials; Sales of lightweight building materials; Sales of metal forming machine tools; Sales of special equipment; Sales of non-metallic minerals and products; Sales of steel reinforcement products for construction; Sales of metal structures; Retail of hardware products; Leasing of construction machinery and equipment. (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: Seamless Steel Pipe Q345d, A106grb High-Temperature Tube, Seamless Tube

Shandong Bohui Iron and Steel Co., Ltd

Shandong Bohui Iron and Steel Co., Ltd., registered at No. 21, Block A, Xinglong Steel Pipe City, East End of Liaohe Road, Liaocheng Economic and Technological Development Zone, Shandong Province, registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, with Zhao Ranran as the legal representative. Its business scope includes the sales of ductile iron pipes, fittings, ductile iron products, steel pipes, steel plates, building materials, profiles, hardware, chemical products (excluding hazardous chemicals, flammable and explosive materials, and easily produced drugs), and rubber products; Steel pipe processing and sales. 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 by law, business activities can only be carried out after approval by relevant departments). Core products: Seamless Steel Pipe Q345d, Stainless Steel Manhole Cover 1, Ductile Iron Manhole Cover

Shandong Hangtong Metal Products Co., Ltd

Shandong Hangtong Metal Products Co., Ltd., with its registered address at No. 574, Hehai Village, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone. The legal representative is Li Xiujuan, and the business scope includes general projects: sales of metal products; Sales of metal materials; Sales of metal structures; Sales of metal tools; Sales of high-quality special steel materials; Sales of non-ferrous metal alloys; Wholesale of hardware products; Sales of building materials; Sales of steel reinforcement products for construction; Sales of metal fittings for construction; Sales of metal wire ropes and their products; Sales of metal chains and other metal products; Sales of metal cutting and welding equipment; Sales of electronic components and electromechanical equipment; Sales of mechanical and electrical equipment; Sales of high-performance non-ferrous metals and alloy materials; Sales of graphite and carbon products; Sales of forgings and powder metallurgy products; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of plastic products; Sales of rubber products; Import and export of goods; Technology import and export; Import and export agency. (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: Seamless Steel Pipe Q345d, Precision Steel Pipe,