Types of Forgings
- Open-Die Forging: Experience the robust power of Open-Die Forging, where metal is masterfully transformed between flat or contoured dies. This technique is perfect for crafting large, simple shapes, offering exceptional strength and ductility.
- Closed-Die Forging: Discover the precision of Closed-Die Forging, where metal is meticulously enclosed within a die cavity, compelling it to adopt intricate shapes. This method excels in achieving complex geometries and ensuring tighter tolerances.
- Hot Forging: Embrace the efficiency of Hot Forging, where metal is elevated above its recrystallization temperature to facilitate easier deformation. Predominantly used for large-scale production, this technique is a cornerstone of modern manufacturing.
- Cold Forging: Unleash the potential of Cold Forging, where metal is deftly shaped at room temperature, enhancing strength through work hardening. Although it may demand higher forces, the results are impressively robust.
Process
The forging process is a symphony of meticulously orchestrated steps:
- Heating: The metal is expertly heated to the precise temperature required for effective forging, setting the stage for transformation.
- Shaping: With masterful precision, the heated metal is then shaped using cutting-edge mechanical presses or powerful hammers.
- Cooling: Post shaping, the forged masterpiece is allowed to cool, often followed by sophisticated heat treatment to enhance its properties.
- Finishing: The final touch involves additional processes like precision machining or surface treatment, ensuring the product meets exacting final specifications.
Dimensions
Forged components present a remarkable range in size, from delicate small fasteners to colossal structural parts. Sizes typically span from mere millimeters to several meters, tailored to the demands of diverse applications.
Applications
Forgings serve as the backbone of industries such as aerospace, automotive, and construction, celebrated for their unparalleled strength, enduring durability, and unwavering reliability.

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 factory boasts a state-of-the-art, comprehensive production line specifically designed for alloy steel pipes. From the meticulous evaluation of raw materials to the rigorous approval of the final product, every step is governed by a meticulously designed SOP process. This includes PMI material re-inspection and thorough experimental data validation. We uphold the highest standards of quality assurance by strictly adhering to WPS and PQR welding processes.
Equipped with advanced manufacturing technology, our facility showcases Dutch DELEM CNC bending machines that effortlessly handle thicknesses ranging from 2mm to an impressive 100mm. We also feature Austrian Fronius welding machines and Japanese FANUC welding robots, complemented by cutting-edge laser welding seam guidance and tracking systems. This exceptional automated welded pipe production line is a testament to our commitment to delivering products of unparalleled uniformity and reliability.
Weldpi has earned a distinguished reputation by acquiring numerous esteemed domestic and international certifications. Our achievements include the prestigious EU ISO9001 quality management system certification, the highly regarded TUV welding certification, and the esteemed China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry is privileged to have exclusive authorization from the American Hastelloy Company in China. This partnership allows us to collaboratively innovate and produce high-quality Hastelloy long products, setting a benchmark for excellence and advancement.
Our steadfast commitment to excellence is reflected in our dedication to crafting superior quality products. We are devoted to providing swift and dependable piping solutions and services to our global clientele, ensuring that their needs are met with precision and efficiency.
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