Zhejiang Chengyuan Flange Pipe Fitting Co., Ltd

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,

PL, Plate flat welding flange

SO, Flat welding flange with neck

WN, Butt welding flange with neck

IF, integral pipe flange

SW, socket welding flange

BLFlange 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.