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Yangzhou Longchuan Steel Pipe Co., Ltd., founded in 2003, is headquartered in Yangzhou, China, with a total investment of fixed assets of 4.5 billion yuan and more than 1600 employees. As the leader of seamless steel pipe industry, Longchuan steel pipe has always adhered to the development strategy of "taking the road of high-quality products and being a brand enterprise" since its establishment, with the responsibility of continuously creating value for customers, and has provided excellent quality products and high-quality services for customers all over the world. The annual output of the company is 700000 tons of seamless steel pipe, and the product group distance is full-scale covering Φ 19 - Φ 1067 × 2.5-150 mm. Pipeline steel grade up to X100, low temperature and high temperature carbon steel, microalloyed high-strength steel, high sulfur environment corrosion-resistant steel, chromium molybdenum, chromium nickel high-temperature alloy, stainless steel, widely used in ultra supercritical thermal power, energy, machinery manufacturing fields. 720 large-diameter seamless steel pipe production line, as a well-equipped large-diameter seamless steel pipe production line in the world today, relies on independent innovation technology, focuses on the ultimate manufacturing capacity of seamless steel pipe production, and constantly breaks through the application tradition of products in ultra supercritical power generation equipment, energy transmission, petrochemical industry, oil and gas exploration, marine engineering, coal chemical industry and other fields, and in the world seamless steel pipe industry become an independent school. With product technology innovation as the core driving force, Longchuan steel pipe always adheres to the growth rate of no less than 10% of annual technology R & D investment. It has successively established seamless steel management testing center and obtained CNAs certificate, built its own corrosion test testing center and new product R & D center, and established post doctoral scientific research workstation and enterprise academician workstation for service enterprises in combination with domestic and foreign institutes It is our duty to promote the technical innovation of seamless steel tube industry, and always pursue excellent advantages in the field of seamless steel tube technology.

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