About Us

01 Company Profile

Jiangsu Gangyue Metal Technology Co., Ltd was established in the vibrant city of Wuxi, located by the beautiful Taihu Lake. We are a high-end manufacturer specializing in the design, production, and sales of stainless steel and nickel-based alloy materials and pipes. Our company not only holds the right for independent import and export but also has a modern factory spanning thousands of square meters, ensuring that we can accurately and efficiently provide our customers with qualified, high-quality products.

02 Organizational Structure

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. is a subsidiary of Jiangsu Gangyue Metal Technology Co., Ltd. It is a professional manufacturer of stainless steel, nickel, titanium, and zirconium alloy welded pipes. The company is an officially authorized production manufacturer of Haynes International, Inc. (USA) and can provide pipes and forgings authorized by Haynes International. From research and development to manufacturing and sales management, the company strictly implements the ISO 9001 quality management system and can issue EU EN 3.1 certificates. The company has passed the TS pressure pipeline component manufacturing license certification, and its welding specifications comply with international certifications such as TUV. The company is dedicated to providing fast and reliable metal pipeline solutions to customers worldwide.


钢悦集团
├─ 财务中心
├─ 常州宏固臻机械制造有限公司
│ └─ 机加工
├─ 江苏钢悦金属科技有限公司
│ ├─ 采购部
│ ├─ 营销中心
│ │ ├─ 外贸
│ │ ├─ 内贸
│ │ ├─ 市场部
│ │ └─客服部
│ ├─ 行政中心
├─ 无锡威派不锈钢管业制造有限公司
│ ├─ 生产中心
│ ├─ 生产部
│ ├─ 技术部
│ └─ 质检部
└─ 无锡固展金属科技有限公司
├─ 炼钢
└─ 金属供应链管理


Asiaalloy Corporation
├─ Finance Center
├─ Changzhou Hongguzhen Machinery Manufacturing Co., Ltd.
│ └─ Mechanical Processing
├─ Jiangsu Gangyue Metal Technology Co., Ltd
│ ├─ Purchasing Department
│ ├─ Marketing Center
│ │ ├─ Domestic Trade
│ │ ├─ International Trade
│ │ ├─ Marketing Department
│ │ └─Customer Service 
│ ├─ Administrative Center
├─ Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd
│ ├─ Production Center
│ ├─ Production Department
│ ├─ Technical Department
│ └─ Quality Inspection Department
└─ Wuxi Gozhan Metal Technology Co., Ltd.
├─ Steelmaking
└─ Metal Supply Chain Management


03 Product Business

Our company’s steel varieties cover industries including petrochemical machinery, power and environmental protection, marine engineering, and high-temperature, highly corrosive environments.

We manufacture products such as stainless steel pipes, nickel-based alloys, titanium, zirconium, and other non-ferrous metal alloy pipes. We provide our customers with the best material solutions, including matching components like tees, reducers, elbows, flanges, and non-standard piping forgings.

The factory has a complete professional production line. From raw material testing to finished product acceptance, PMI material re-inspection, and experimental data verification, we follow a comprehensive SOP process. The welding processes comply with WPS and PQR standards, and we use high-quality production materials and processes to ensure the quality of every product.

Adhering to the business philosophy of “Integrity and Innovation,” our company has provided top-notch products and attentive after-sales service to numerous customers both domestically and internationally, earning consistent recognition and praise.

04 Equipment and instruments

Our company has a mature and professional technical team, proficient in various advanced processing technologies, capable of providing personalized custom services for our clients.

We possess advanced manufacturing equipment, including the Dutch DELEM CNC bending machine (for thicknesses from 2mm to 100mm), Austrian Fronius welding machines, and Japanese FANUC welding robots equipped with laser seam tracking systems, forming a powerful automated production line. The use of these high-end precision devices not only ensures the consistency and stability of our products but also further strengthens our leading position in the industry.

05 Product Culture

Mission: To provide fast and reliable alloy project solutions and services.
Vision: To become the best custom enterprise in the country.
Values: Integrity in earning, customer-first, collaboration, and progress.

We deeply understand that only by being customer-oriented, offering professional and efficient services, and striving for customer success and satisfaction can we achieve progress through collaboration.

06 Cooperative Partner

Our company has obtained several domestic and international certifications, including the European Union’s ISO 9001 Quality Management System Certification, TUV Welding Certification, and the China Pressure Pipeline Manufacturing License (TS). We have also been exclusively authorized by the U.S.-based Hastelloy company to collaborate, develop, and manufacture long products made from Hastelloy in the Chinese market. Additionally, we are the direct agent for Japan Metallurgical, Nippon Yakin, Sweden’s Outokumpu, Germany’s VDM, and the U.S.’s ATI.

It is precisely this commitment to quality and sincere service to our customers that has enabled us to establish partnerships with well-known brands such as Sinopec, China Guodian Corporation, China Huadian Corporation, Longking Environmental, and Feida Environmental.

07 Look into the future

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd will continue to uphold the philosophy of “integrity and innovation,” focusing on the domestic market while keeping a global perspective.

We are committed to delivering higher-quality products and more comprehensive after-sales services to meet our customers’ needs to the greatest extent. At the same time, we will continue to explore new market areas, driving the sustained development and progress of the industry!