Welcome to the official website of CHUXIN flange Group!

Leader Of Franz


Chuxin, the intelligent manufacturing of flanges under severe service conditions! Located in the seashore of Donghai – The Oujiang River Estuary Area, Wenzhou.

The company is a non-regional high-tech enterprise specializing in the design, development, production, sales and after sales service of flanges and pipe fitting, subordinates a forging factory and processing center, reaches a annual yield of RMB200 million, it owns the processing equipments and advanced testing devices such as CNC machine tools, bench spectrograph, portable spectrometer, universal tester, impact tester, ultrasonic flaw detector, metallographic tester, Rockwell hardness meter, low-temperature subzero treatment trough, the products sell well nationwide and far to overseas nations and regions.

The company specializes in the production and R&D of stainless steel flanges, provides flanges made from high-temperature-resistant alloy steel and low-temperature alloy steel, where the high-temperature-resistant materials products can be long-term operated under high temperature above 600°C and under certain stress action, the low-temperature materials products can be used under extreme work conditions below -196°C; Typical products involve Model PL (plate-type flat welding flange), SO (slip-on flange), WN(welding neck flange), IF(integral flange), SW(socket welding flange), BL (blind flange), the products are widely applied in the fields such as aerospace, petroleum, chemicals and ships & warships, and are produced and inspected strictly in accordance with GB, AISI, ASTM, API, JIS, BS so as to control and safeguard the quality of products.

The company obtained special equipment(pressure pipeline) manufacturing license Class B in 2015, and upgraded the grade up to the maximum pressure≤42MPa, DN≤2000mm in May 2019, and successively obtained ISO9001-2008 quality control system and CE (2014/68/EU) certification and API certification, and awarded as high-tech enterprise in 2019, owns two invention patents, over 10 utility model patents, it is executive vice-chairman unit of Wenzhou Pipe Fitting Industry Association, and Longwan Valve Industry Association and the excellent cooperative enterprise of Valve Marketing Alliance.

Chuxin Flanges, buoys your pressure equipments!

Chuxin abides by the rejuvenating strategy of Keeping A Foothold and Keeping the Faith, persists in the brand ideas of Creating Premium Flanges and Establishing A New Moment of Chuxin, constructs meticulously every product with persistence and faith, and provides customers with superior products and satisfactory service. 

Development Course






Sail Against The Tide

Yongxing Jinggong Pipe Fitting Factory Founded

In June 1994, Yongxing Jinggong Pipe Fitting Factory founded,at the establishment,poorly equipped and shorted in skills,after a  chequered career,a foundation for continuing development of the enterprise was laid.

Transformation Breakthrough

Zhejiang Chuxin Pipe Co., Ltd.

In June 2000, Zhejiang Chuxin Pipe Co., Ltd. founded,greatly expanded the investment and imported large amount of advanced equipments,absorbed advantaged personnel to make technical innovation and transformational development.

Rapid Growth

Wuxi Chuxin Machinery Co., Ltd.

Taking capital as bond, oriented by the market, led by the products and centered by the brand, Chuxin integrated the resources and exerted the advantages to take a scale economy road and enable the enterprise to be rapid developed. After continuous industrial combination and expansion, the transition and upgrading of the enterprise was promoted.
In June 2007, Wuxi Chuxin Machinery Co., Ltd. founded;
In October 2010, Jiangsu Chuxin Heavy Industry Co., Ltd. founded.

Leap Over Upgrade

Zhejiang Zhuxin Pipe Co., Ltd.

According to the strategic thoughts of Strengthening Main Business, Appropriately Diversifying and Integrating The Industry & Finance, Chuxin develops the enterprise as per the requirements of modern enterprise, and marches toward enterprise group. Up to now, Chuxin provides the products such as flanges, pipe fittings, pressure vessel, forgings; optimizes the essential productive factors of several enterprises by means of wholly-owned, proprietary, merger & acquisition, joint production and joint venture, to form multi-type, multi-layer and multifunctional economic cooperation organizations.

Set Sail

Chuxin Flange Pipe Fitting Co., Ltd

In October 2013, Chuxin Flange Fitting Co.,Ltd. founded.
In 2015, merged Aoxing Pipe Fitting Co., Ltd.
In 2016, Wenzhou Jingchuan Flanges Co., Ltd. founded.
In 2017, Wenzhou Jiete Forging Co., Ltd. founded.
In 2018, Wenzhou Zhongfa Pipe Valve Technology Co., Ltd. founded.

Upgrading Expansion

Chuxin Flange Pipe Fitting Co., Ltd

In the future...

Chairman Speech


Keeping A Stable Development Path Building A Century Enterprise

Dear Friends:
I sincerely thank you for your concern on Chuxin Flanges, thank for your concern, support and favor!

25 years from the date of establishment, of trials and hard-ships, a striving road watered with the effort and sweat; 25 years hard work despite wind and rain, composing a chapter of achievement and dream; 25 years of forging ahead, breaks a new leap from cocoon to butterfly; the development history of yesterday witnessed our ambition, the innovation breakthrough of today will create indom-itableness; we will march forward from the way beginning, fulfill new mission in new stage, we will abide by the development ideas of Keeping a Foothold and Keeping The Faith, enhances continuously ourselves and continue to compose a new chapter of Creating Premium Flanges and Establishing A New Moment of Chuxin, and create a new brilliance of Chuxin flanges.

WE believe that Due to your concern and support, Chuxin Flanges will march forward with a more stable steps!

We sincerely expect to cooperate with you for a common development and brilliance!