Types of Forgings
- Open-Die Forging: Experience the robust and flexible technique of Open-Die Forging! In this process, metal is skillfully deformed between flat or contoured dies, making it ideal for crafting large, simple shapes. This method excels in providing superior strength and ductility, ensuring your components are built to last.
- Closed-Die Forging: Discover the precision of Closed-Die Forging! Here, metal is expertly enclosed in a die cavity, compelling it to assume intricate shapes. This method is perfect for achieving complex geometries and adhering to tight tolerances, delivering components that meet exact specifications.
- Hot Forging: Embrace the efficiency of Hot Forging! By heating metal above its recrystallization temperature, this approach makes deformation a breeze. Ideal for large-scale production, hot forging ensures enhanced malleability and streamlined processing.
- Cold Forging: Experience the strength of Cold Forging! Shaping metal at room temperature enhances strength through work hardening, though it may necessitate higher forces. This method is perfect when maximum strength and precision are paramount.
Process
The forging process typically involves several steps:
- Heating: First, the metal is meticulously heated to the optimal temperature, setting the stage for successful forging.
- Shaping: Next, the heated metal is expertly shaped using mechanical presses or hammers, allowing for precise control over the final form.
- Cooling: Once shaped, the forged part is carefully cooled, often followed by a strategic heat treatment to enhance its properties.
- Finishing: Finally, additional processes such as machining or surface treatment are applied, ensuring the component meets all final specifications with precision.
Dimensions
Our forged components offer remarkable versatility in size, spanning from minute fasteners to expansive structural parts. Standard dimensions range from just a few millimeters to several meters, tailored to suit diverse applications.
Applications
Our forgings are the cornerstone of industries like aerospace, automotive, and construction. Renowned for their unparalleled strength, durability, and reliability, they are the preferred choice for demanding applications.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands as a beacon of unparalleled excellence, leading the stainless steel, titanium, and nickel alloy welded pipe industry with distinction.
With the prestigious endorsement of Haynes International, Inc., we steadfastly adhere to the rigorous ISO9001:2001 quality management system, guaranteeing unmatched quality and dependability.
Our distinguished credentials are a testament to our relentless pursuit of quality, featuring the illustrious EU EN3.1 certificates and the TS pressure pipeline component manufacturing license. Our welding standards not only meet but often exceed premier international criteria, including TUV certifications.
Our steadfast commitment is to provide expedited, reliable, and avant-garde metal pipeline solutions to our cherished global clientele.




Our Our state-of-the-art factory is equipped with a comprehensive and advanced production line specifically designed for alloy steel pipes. From the initial stages of raw material evaluation to the final product approval, we implement a rigorous PMI material re-inspection coupled with experimental data validation. We adhere to an all-encompassing SOP process, ensuring every step meets our high standards. Our welding processes are meticulously executed, following the stringent WPS and PQR standards, guaranteeing unparalleled quality assurance.
We pride ourselves on our array of advanced manufacturing technologies, which include: Dutch DELEM CNC bending machines with a remarkable capacity to handle thicknesses ranging from 2mm to an impressive 100mm; Austrian Fronius welding machines, Japanese FANUC welding robots, complemented by sophisticated laser welding seam guidance and tracking systems. This formidable automated welded pipe production line assures outstanding product uniformity and reliability, setting a benchmark in the industry.
Weldpi has achieved numerous prestigious certifications both domestically and internationally, underscoring our commitment to excellence. Among these accolades are the esteemed EU ISO9001 quality management system certification, the TUV welding certification, and the prized China Pressure Pipe Manufacturing License (TS), each representing our relentless pursuit of quality and reliability.
Weldpi Pipe Industry proudly holds the exclusive authorization from the renowned American Hastelloy Company within China to collaborate, innovate, and produce Hastelloy long products. This esteemed collaboration underscores our innovation-driven approach and our pivotal role in shaping advanced alloy solutions.
Our steadfast commitment is to produce products of unrivaled quality, delivering swift and dependable piping solutions and services to our esteemed global customers. We are dedicated to maintaining excellence in every aspect of our operations, ensuring customer satisfaction worldwide.
Are you a factory or a trading company?
We are a dedicated factory specializing in the manufacturing of seamless stainless steel pipes. Additionally, we offer welded stainless steel pipes and pipe fittings to meet your comprehensive needs. Our in-depth market knowledge ensures that we deliver only the highest quality products, each meticulously inspected before shipment.
Do you have any certificates?
We proudly hold numerous prestigious domestic and international certifications, including the EU ISO9001 Quality Management System Certification, TUV Welding Certification, and the China Pressure Pipe Manufacturing License (TS).We are also exclusively authorized by the American Hastelloy Company in China for the collaboration, development, and production of Hastelloy long products.
What is your delivery time?
Delivery time primarily depends on your order volume. Typically, we deliver within approximately one month for a standard 40FT container. For in-stock items, shipping can be expedited to just 5 days.
What are your payment terms?
Our standard payment terms are a 30% deposit with the remaining balance against the bill of lading. We also accept L/C. Shipping terms include EXW, FOB, CFR, and CIF, tailored to your preference.
How can you guarantee the quality of my goods?
We ensure all materials undergo 100% PMI testing and precise measurement before shipping. We welcome third-party inspections and provide the EN10204.3.1B Mill Test Certificate for all materials.
How do you establish long-term and positive business relationships?
1. We maintain superior quality and competitive pricing to maximize our customers' benefits.
2. We respect every customer, conducting business with sincerity and maintaining high service standards both before and after every transaction