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ABOUT US

San He Heavy Industry

Jiangyin Sanhe Heavy Industry Steel Products Co., Ltd. was established in March 2012 with a total investment of 120 million yuan. It is located in Jinnan Industrial Zone, Nanzha, Jiangyin City, Jiangsu Province, covering an area of 40000 square meters and a factory area of 30000 square meters. We specialize in the research and development, production, and sales of large-diameter thick walled straight seam submerged arc welding (LSAW) steel pipes, square pipes, tapered pipes, and RBE rolled submerged arc welding steel pipes.With rigorous product quality management, the company has successively passed ISO three system certification, RS, BV and other shipyard level factory certifications, and has also obtained qualification certifications in Europe and America such as CE CPR and API2B. The company has a complete JCO straight seam submerged arc welded steel pipe production line (brand: Lincoln, USA) that can produce a single length of 12 meters, 3 sets of coil production lines, and a special-shaped pipe production line. The company's main products include various sizes of thick walled straight seam submerged arc welded pipes, coiled pipes, square pipes, rectangular pipes, conical pipes, polygonal pipes, etc., mainly focusing on thick walled pipes. We can produce various specifications of steel pipes according to the national standards GB9711 and GB50250 series, international standards API SPEC 2B and EN10210, EN10219, EN10208, A671, A672, etc. Our annual comprehensive production capacity reaches 200000 tons. Our products are widely used in offshore oil drilling platforms, coal slurry transportation, water transportation, ultra-high voltage transmission tower electricity, petrochemical industry, high-rise building steel structure construction engineering, large offshore dock pile pipe and other fields.The company has a leading technical team in China's pipe manufacturing industry, and has established close cooperation with domestic experts and research institutes in pipe manufacturing technology and process. Its research and development capabilities are at the advanced level in China, specializing in the production of thick walled steel pipes. In order to expand production capacity and meet the demand for long straight pipes from customers, on November 30, 2023, a wholly-owned subsidiary of Sanhe Heavy Industry, Jiangyin Yongxiang Steel Products Co., Ltd., was established in the Jiangyin Jingjiang Industrial Park in Jingjiang. It can connect welded steel pipes with a total length of over 30 meters and various types of steel structural products.Jiangyin Sanhe Heavy Industry Steel Products Co., Ltd. is rooted in Jiangyin and has a global perspective. Through continuous industrial scale expansion and technological improvement, it aspires to become an internationally influential enterprise in the large longitudinal submerged arc welded pipe industry.

Our success comes from the success of our customers

We offer:High quality service and people-friendly prices

The equipment includes a 3600 ton X12.2 meter CNC JCO forming machine, a 2000 ton sewing machine, a 2000 ton shaping machine, a 1500 ton full length precision machine, a 12 meter imported Lincoln internal and external welding machine group, a 3000-4500 ton hydraulic forming machine, a large plate rolling machine, a shot blasting machine, various large precision processing equipment, and various testing equipment to ensure product quality and efficiency. Our products include various sizes of thick and thin-walled straight seam submerged arc welded pipes, coiled pipes, square pipes, conical pipes, polygonal pipes, and special-shaped pipes. We undertake various building components and steel structure processing parts, involving oil, natural gas pipelines, urban pipeline networks, power grids, bridges, railways, steel structure construction, mechanical manufacturing, water conservancy engineering, and other fields.