Besides our existing products, we can produce various products according to customers' drawings or samples.
Widely Sold
Our main sales market:Europe:45.00%, Southeast Asia:30.00%, Mid East:20.00%, Eastern Asia:5.00%.
Our Certification
Obtained the national special equipment manufacturing license, ISO9001 quality system certification,CE certificate.
Company Strength
After more than eight years development,the company has strong technical force, has a group of experienced engineers and technical personnel.
About Us
Wenzhou Qingyan Technology Co., Ltd.
After more than eight years development, Wenzhou Renyi flange Co. , Ltd. business demand is increasing day by day, in order to meet the demand,Wenzhou Qingyan Technology Co. , Ltd. was established, the company’s business scope is extended to the R & D, production, sales and service of flange. QingYan mainly produces stainless steel flange, duplex steel flanges, super duplex steel flange, Nickel based alloy flange，Titanium flange，Stainless steel fittings and a series of products.The company has strong technical force, has a group of experienced engineers and technical personnel, the products implement international standards...
If you have any enquiry about quotation or cooperation, please feel free to email us at qy001@qingyan-tech.com or use the following inquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.
A flange is a disc-shaped part, which is most common in pipeline engineering. Flanges are used in pairs. In pipeline engineering, flanges are mainly used to connect pipelines...
Complex but stable structure: Flange connection is formed by connecting two pipes or equipment with flanges, and then tightening the flanges with bolts to form...
Product use: petroleum gas pipeline engineering, natural gas pipeline engineering, chemical plants, power plants, shipyards, pharmaceuticals, dairy products, beer...
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