Welcome to visit the website of Zhejiang Guanyu Steel Tube Co., Ltd. !

Improve product quality, enhance enterprise credibility, build brand advantages.We always put customers' interests first and supply all kinds of high-quality stainless steel tubes with the concept of "safety tube". We have built a perfect marketing process and service guarantee system to provide good pre-sale, in-sale and after-sales service for users, realizing the transformation from product marketing to brand marketing.Strict quality control.Customer satisfaction is our success!Sincerely welcome to visit our company, on the basis of a comprehensive understanding, sincere cooperation, common development.


Zhejiang Guanyu Steel Tube Co., Ltd. is a medium-sized stainless steel seamless steel pipe manufacturer.The company is located in Jiangnan Industrial Park, Songyang County, Zhejiang Province.Close to Jinliwen expressway and Jinwen railway, Longli expressway through the park, convenient transportation.My company's production area covers an area of about 33 mu, workshop area of more than 16890 square meters.Since the establishment of the factory, the company has always adhered to the development concept of "integrity, science, harmony and sustainability" to serve customers.

The company has eleven cold drawing machines, four LG60H automatic cold rolling machines, solid melting heat treatment annealing furnace, surface treatment, eddy current, ultrasonic inspection machine, 25 meters long, at the same time, five screen display automatic hydraulic test, physical and chemical test, direct reading table spectrometer and other advanced special equipment at home and abroad.Engineer, assistant engineer total 6 people, professional and technical personnel 50 people.Produce specifications for Φ6x1 ~ Φ88.9x20mm without seam steel pipe. the steel production, mainly: 304/304 316/316 l/H, 304 l, 321 l/H, 347 H, 317/317, 310 s and 904 - l, ferrite austenite duplex stainless steel ( S31803 / S32205, 2507, etc.), annual production of more than 10000 tons of "guanyu" brand stainless steel pipe.The raw materials needed for the production of seamless pipes come from Qingshan Iron and Steel, Tisco and Yongxing Special Steel.Some special products are imported raw materials.Strict control of raw materials ensures the quality of finished products.All finished products of our factory have passed strict quality testing according to the requirements.Products in strict accordance with GB/T14976;GB/T13296 standard production, for domestic petroleum, chemical, paper, shipbuilding, medicine, food, nuclear power, military, machinery and other industries to provide quality products and services;Foreign trade products according to ASTM/ASME, JIS, DIN, EN, f о с т, and other standard production, products are exported to Asia, North America, Africa, Europe and other countries and regions.


We will strengthen energy conservation and emissions reduction to create advantages for sustainable development.

It has passed ISO14001 environmental management system certification and OHSAS18001 Occupational Health and safety management system certification successively.