Types of Forgings
- Open-Die Forging: Experience the robust transformation of metal as it is skillfully deformed between flat or contoured dies. Ideal for crafting large, simple shapes, this technique ensures exceptional strength and ductility, making it a preferred choice for demanding applications.
- Closed-Die Forging: Unleash the potential of metal with this method, where it is encapsulated in a die cavity and compelled to adopt its intricate shape. This approach excels in creating complex geometries with precision and maintaining tighter tolerances, perfect for advanced engineering needs.
- Hot Forging: Embrace the power of heat as metal is elevated above its recrystallization temperature, facilitating easier deformation. This method is prevalent in large-scale production, offering efficiency and consistency in crafting superior components.
- Cold Forging: Achieve enhanced strength through the meticulous shaping of metal at room temperature, utilizing work hardening. Although it demands higher forces, this technique is instrumental in producing durable components with impressive structural integrity.
Process
The forging process typically involves several steps:
- Heating: The metal is meticulously heated to the optimal temperature, setting the stage for the transformative forging process.
- Shaping: Harnessing the power of mechanical presses or hammers, the heated metal is expertly shaped, ensuring precision and quality in every forged piece.
- Cooling: Once shaped, the forged component is gradually cooled, often supplemented by heat treatment to enhance its properties and performance.
- Finishing: To meet exacting final specifications, additional processes such as machining or surface treatment are employed, perfecting the forged masterpiece.
Dimensions
Forged components boast a remarkable range of sizes, from petite fasteners to colossal structural parts. Standard dimensions can span a few millimeters to several meters, tailored to specific application demands.
Applications
Renowned for their unparalleled strength, durability, and reliability, forgings are indispensable in industries like aerospace, automotive, and construction, where performance and safety are paramount.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands as a beacon of unparalleled excellence, proudly leading the cutting-edge stainless steel, titanium, and nickel alloy welded pipe industry with unmatched distinction.
With the prestigious endorsement from the industry titan, Haynes International, Inc., we remain unwaveringly committed to the stringent standards of the ISO9001:2001 quality management system, ensuring unmatched quality and steadfast dependability.
Our distinguished credentials stand as a testament to our relentless pursuit of extraordinary quality, highlighted by the illustrious EU EN3.1 certificates and the coveted TS pressure pipeline component manufacturing license. Our welding standards not only meet but frequently surpass the most esteemed international criteria, including TUV certifications.
Our steadfast commitment is unwavering—to provide swift, reliable, and avant-garde metal pipeline solutions to our valued global clientele, ensuring their utmost satisfaction and trust in our innovative capabilities.




Our Our state-of-the-art factory showcases a comprehensive and cutting-edge production line dedicated to crafting premium alloy steel pipes. From the meticulous evaluation of raw materials to the final stages of product approval, every step, including PMI material re-inspection and experimental data validation, is governed by a rigorous, all-encompassing SOP process. Our welding methodologies adhere stringently to WPS and PQR standards, ensuring impeccable quality assurance throughout.
Equipped with the pinnacle of advanced manufacturing technology, our facility boasts Dutch DELEM CNC bending machines capable of expertly handling thicknesses ranging from 2mm to a robust 100mm. In concert with Austrian Fronius welding machines and Japanese FANUC welding robots, enhanced by laser welding seam guidance and tracking systems, this formidable automated welded pipe production line is designed to guarantee unparalleled product uniformity and reliability.
Weldpi stands proud, having attained numerous prestigious certifications both domestically and internationally, including the renowned EU ISO9001 quality management system certification, TUV welding certification, and the esteemed China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry is distinguished as the exclusive partner authorized by the American Hastelloy Company in China, granting us the privilege to collaborate, innovate, and manufacture Hastelloy long products with unparalleled expertise.
Our unwavering commitment is to the creation of superior quality products. We are dedicated to providing swift and dependable piping solutions and services, always focused on meeting the diverse needs of our global clientele with excellence.
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