Wenzhou Chengjiu Flange Manufacturing Co., Ltd. was founded in 2012. We have ISO 9001 quality certification 

and CE certification.We mainly produce high quality flanges,pipe fittings and valves.

        Chengjiu is located in Longwan District, Wenzhou, China. With the advantages in production and Sales, Chengjiu

is offering high quality pipeline products in wide applications for Water Treatment, Shipbuilding,  Gas & Petrochemical, 

valve Industry and general pipes connecting projects etc.

        Chengjiu can also produce special stainless,such as 317L, 304H, 310S, 904L and Duplex 2205, F51, Inconel, 

Nickel, HastelloyC, Monel.

        Adhering to the tenet of “Survive by quality, and develop by credit”, we are looking forward to the cooperation 

with more global customers.

Our stainless steel: SS304,304L,316L,201etc.

Our special alloys: 317L, 304H, 304L,316L,310S, 321/321H,904L and Duplex 2205, F51 Inconel625 725 690,Incoloy800 825 

                               N6,Ti,Monel400 500Hastelloyc276, Nickel200 201

Our Carbon steel: Q235, A105, 20#

Products we focus on: flanges, pipe fittings and valves

What we have to live up to your trust:

Quality system                          -ISO system

Experience in the trade            -over 8 years

Management system                -Internal software

Product stock                           -over 60 tons

Material inventory                   -Over 200 tons of materials

Goods shipped                         -more than 20 countries

QC system                                -self-inspection, initial inspection, final inspection