Types of Forgings
- Open-Die Forging: Witness the mesmerizing transformation of metals as they are deformed between flat or contoured dies. This method is a masterstroke for crafting large, elemental shapes, offering unparalleled strength and ductility.
- Closed-Die Forging: Imagine metal being elegantly enclosed in a die cavity, compelled to conform to its design. This technique paves the way for intricate geometries and highly precise tolerances.
- Hot Forging: The art of hot forging is revealed as metal is heated beyond its recrystallization point. This process eases deformation, making it a staple in large-scale production.
- Cold Forging: Experience the power of shaping metal at ambient temperatures, enhancing strength through work hardening, though demanding greater force.
Process
The forging process is an orchestrated series of steps, each crucial to achieving excellence:
- Heating: Begin the journey as metal is meticulously heated to the optimal temperature, priming it for the forging performance.
- Shaping: The crescendo of forging—heated metal passionately shaped with precision through mechanical presses or hammers.
- Cooling: As the forged part cools, the transformation is completed, sometimes enhanced by subsequent heat treatment.
- Finishing: To achieve perfection, additional processes like machining or surface treatment refine the product to meet exacting specifications.
Dimensions
The scope of forged components is vast, from diminutive fasteners to grand structural marvels. Sizes can span from a few millimeters to several meters, tailored to application needs.
Applications
The realm of forgings extends across aerospace, automotive, and construction industries, celebrated for their unmatched strength, enduring durability, and steadfast reliability.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands as a beacon of unparalleled excellence, proudly leading the stainless steel, titanium, and nickel alloy welded pipe industry with remarkable 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 unwavering dedication is to provide expedited, reliable, and cutting-edge metal pipeline solutions to our cherished global clientele.




Our Our factory boasts a state-of-the-art, all-encompassing production line for alloy steel pipes. From the initial raw material evaluation to the conclusive product approval, including PMI material re-inspection and experimental data validation, we adhere rigorously to a comprehensive SOP process. Our welding practices are aligned with WPS and PQR standards, ensuring exacting quality assurance.
We are equipped with avant-garde manufacturing technology, including Dutch DELEM CNC bending machines with capabilities ranging from 2mm to 100mm thickness, Austrian Fronius welding machines, and Japanese FANUC welding robots. Our sophisticated laser welding seam guidance and tracking systems further enhance precision. This powerful automated welded pipe production line guarantees outstanding product uniformity and exceptional reliability.
Weldpi has achieved a remarkable collection of esteemed domestic and international certifications. These include the EU ISO9001 quality management system certification, the prestigious TUV welding certification, and the authoritative China Pressure Pipe Manufacturing License (TS), showcasing our commitment to quality and excellence.
Weldpi Pipe Industry is privileged to hold the exclusive authorization from the renowned American Hastelloy Company in China. This enables us to collaborate, innovate, and produce top-tier Hastelloy long products, reinforcing our leadership in the market.
Our steadfast commitment is to the crafting of superior quality products, ensuring we deliver swift and reliable piping solutions and services to our valued global clientele. We are dedicated to exceeding expectations and building enduring partnerships.
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