Zhejiang chengyuan flange pipe fitting Co., Ltd. is located in wenzhou economic and tech development zone. We are a high-tech company that specializes in research and development, technologies, manufacturing and sales of stainless steel, carbon steel, alloy, duplex steel, flange, valve products, etc. Our factory has the latest finishing equipment and inspection devices.
Our products include mini ball valve, tubular ball valve, chip ball valve, flange ball valve, three-way ball valve, gate valve, globe valve, strainer, check valve, pneumatic operated valve, electric operated valve, plate flat welding flange, flat welding flange with neck, butt welding flange with neck, integral pipe flange, socket welding flange, flange cover
All our products strictly follow the standards of GB, shj, hgq, ANSI, JIS, DIN, ISO, GOST, API and so on. We strictly follow the requirements of ISO9001 management system, because we believe that it is our duty to be responsible for our customers.
We produce austenitic stainless steel: 304, 304L, 304h, 316, 316L, 316ti, 316h, 321, 321H, 347/h, 310S, 317L, 904L, s31254/254smo
Duplex steels: S31803/f51, s32205/f60
Super duplex steel: Saf2507/s32750/f53, s32760/f55
Nickel alloy: N084400/400, n06625/625, n08825/825, n10276/c276, 800/800h, 600/600h
Our company's products are widely used in various industries such as paper-making, ship-building, petroleum, chemical, electric power, bio-engineering, natural gas, sewage, construction, medicine, food (dairy), etc. Our products are widely used in the Netherlands, Ukraine, Russia, Indonesia, Finland, Vietnam, Korea, Japan, Singapore, Spain, Malaysia, the Middle East and other international markets, and we have achieved good market shares and high customer satisfaction rating.