Zhejiang Guanyu Pipe Industry Co., Ltd. is a large and medium-sized stainless steel pipe manufacturing plant The production specifications are seamless steel pipes with a diameter of Φ 6~426 x 0.5~36mm, and the main steel grades produced are: 201202301304/304 L/304H、316/316L、321/H、347H、317/317L、310S、 Ferrite austenite duplex stainless steel (S32750, S31803/S32205, 2304, etc.), with an annual production of over 10000 tons of 'Guanyu' brand stainless steel pipes. Our company is located in Songyang Stainless Steel Industrial Park, Zhejiang Province Adjacent to Jinwen Expressway and Jinwen Railway, Longli Expressway passes through the park, providing convenient transportation Our factory's production area covers an area of approximately 50 acres, with a workshop area of 15000 square meters The company was formerly known as Wenzhou Fanfeng Stainless Steel Pipe Factory   After several years of unremitting efforts, the company has added thirteen cold drawing machines and four ...