Zhejiang Guanyu Steel Pipe 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 factory occupies an area of 26,660 square meters,workshop is 15,000 square meters.
Our company introduced in more than 10 advanced Cold Drawn Tube-making lines,4 Cold Rolling Machines and Hot Piercing Machines, including forming lines, heat treating lines,anneal solution lines, polishing lines, packaging lines, etc. Our annual output now reaches 10,000 tons. Our company has cultivated a professional group of experienced technicians and developed out advanced technologies. We mainly produce stainless steel seamless pipes, out diameter 6mm ~ 630mm, wall thickness from 0.50mm-30.00mm. and Stainless Steel Welded tubes (out dia 6mm to 3000mm) and various-perforated pipes, wall thickness from 0.20mm-20.00mm, length from 1 meter to 15 meters. Our 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 many other fields.
We always supply Safety-pipe to protect our customers. Our company always provides products of guaranteed quality in complete specifications and at reasonable low price to customers with the principle of "credibility first, quality guaranteed" and sound technical guarantee. Welcome to our company for a full visit and technical exchange