Zhejiang Guanyu Stainless Steel Manufacture Co., Ltd is a large stainless steel pipe manufacturer. Our company is located in Songyang Industrial Zone, which is by the crossing between Longli  Highway and Jinwen Highway.There is a golden section for industrial and economic development, very convenient to transportation. Our company occupies an area of  51,000 square meters.

Our company introduced in more than 10 advanced Cold Drawn Tube-making lines and Hot Piercing Machines, including forming lines, sealing lines, polishing lines, packaging lines, etc. Our annual output now reaches 50,000 tons. Our company has cultivated a professional group of experienced technicians and developed out advanced technologies. We mainly produce the OD to 630mm stainless seamless steel tubes, whose wall thickness ranges from 0.50mm-30.00mm and OD 6mm to 3000mm Stainless Welded tubes and various perforated pipes, whose wall thickness ranges from 0.20mm-20.00mm, length range is from 1 meter to 15 meters. Our products main materials are 201, 202, 301, 304, 304L, 321, 316, 316L, 317, 310s, TP347H, 2520, 2205, 904L,etc. Executed standard of products: ASTMA269/ ASTMA312 / ASTMA511/ ASTMA213/A213M/ ASTMA312/A312M, JIS3446/ JIS3448/ JIS3459/ JIS3463, DIN2462/GB/T14975-2002 GB/T14976-2002 or negotiation.    

All our products are inspected periodically by relative quality supervision bureaus and third party inspector. We build a laboratory special to quality control and product tests. Our products are extensively used in petroleum,chemical industry, chemical fiber, medical machinery, smelting, aerospace, papermaking, foodstuff, shipbuilding, auto industry, environment-protection, boiler, heat-exchanger, pressure containers, water resources and electricity industry and other fields.

We always supply Safety-pipe to protect our customers.