Types of Forgings
- Open-Die Forging: Witness the raw power of metal manipulation with Open-Die Forging, where metal is skillfully deformed between flat or contoured dies. This technique is ideal for crafting large, uncomplicated shapes, delivering unparalleled strength and remarkable ductility.
- Closed-Die Forging: Experience precision engineering with Closed-Die Forging, where metal is entirely enveloped in a die cavity, seamlessly conforming to its intricate shape. This advanced method accommodates complex geometries and achieves remarkable tolerance levels.
- Hot Forging: Discover the transformative heat of Hot Forging, which involves elevating metal beyond its recrystallization temperature for effortless deformation. This technique is the cornerstone of large-scale production, merging efficiency with exceptional craftsmanship.
- Cold Forging: Embrace the robustness of Cold Forging, where metal takes shape at ambient temperature. This method enhances strength through work hardening, although it demands higher forces, it promises superior resilience.
Process
The forging process typically involves several meticulously coordinated steps:
- Heating: The journey begins with the metal being strategically heated to the ideal temperature, setting the stage for the forging process.
- Shaping: Once heated, the metal embarks on its transformation through shaping, utilizing state-of-the-art mechanical presses or hammers to achieve the desired form.
- Cooling: Upon achieving its shape, the forged part enters a cooling phase, often succeeded by specialized heat treatments to refine its properties.
- Finishing: The masterpiece undergoes final touches through additional processes such as machining or surface treatments, meticulously crafted to meet the ultimate specifications.
Dimensions
Forged components display remarkable versatility in dimensions, ranging from minuscule fasteners to monumental structural elements. Standard sizes typically extend from mere millimeters to expansive meters, tailored to specific applications.
Applications
Forgings are a testament to engineering excellence, extensively utilized across sectors like aerospace, automotive, and construction. Their unparalleled strength, exceptional durability, and unwavering reliability make them indispensable.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. 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. Our commitment to innovation and quality has made us a pivotal force in facilitating progress and setting new standards within the industry.
With the prestigious endorsement of Haynes International, Inc., we steadfastly adhere to the rigorous ISO9001:2001 quality management system, guaranteeing unmatched quality and dependability. This accreditation underscores our dedication to maintaining the highest levels of operational excellence and product performance.
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. These achievements highlight our unwavering focus on quality and safety across all operations.
Our steadfast commitment is to provide expedited, reliable, and avant-garde metal pipeline solutions to our cherished global clientele. By aligning our operations with the evolving needs of the market, we ensure that our clients receive not only cutting-edge technology but also exceptional service and support.




Our Our factory is distinguished by its state-of-the-art, fully integrated production line for alloy steel pipes. From the thorough evaluation of raw materials to the rigorous final product approval, PMI material re-inspection, and stringent validation of experimental data, we meticulously adhere to a comprehensive SOP process. Our welding techniques are in complete compliance with WPS and PQR standards, ensuring unparalleled quality assurance.
Our facilities are equipped with cutting-edge manufacturing technology, featuring Dutch DELEM CNC bending machines that proficiently manage thickness ranging from 2mm to a robust 100mm; Austrian Fronius welding machines, alongside sophisticated Japanese FANUC welding robots, complemented by laser welding seam guidance and precision tracking systems. This remarkable automated welded pipe production line is synonymous with outstanding product uniformity and unwavering reliability.
Weldpi has achieved a prestigious collection of domestic and international certifications, proudly including the EU ISO9001 quality management system certification, TUV welding certification, and the highly sought-after China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry is privileged to be the sole holder of exclusive authorization from the American Hastelloy Company within China, empowering us to collaborate, innovate, and manufacture Hastelloy long products with exceptional prowess.
Our steadfast commitment lies in the creation of premium-quality products, as we dedicate ourselves to providing rapid and reliable piping solutions and services to our esteemed global clientele.
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