Types of Forgings
- Open-Die Forging: Experience the innovative artistry of Open-Die Forging, where metal is expertly deformed between flat or contoured dies. This technique is ideal for crafting large, simple shapes while ensuring remarkable strength and ductility.
- Closed-Die Forging: Discover the precision of Closed-Die Forging, where metal is expertly enclosed in a die cavity, adopting its intricate shape. This process allows for crafting complex geometries with exceptional accuracy and tighter tolerances.
- Hot Forging: Delve into the world of Hot Forging, where metal is heated beyond its recrystallization temperature, enabling effortless deformation. This method is a staple in large-scale production, offering unmatched efficiency.
- Cold Forging: Explore Cold Forging, where metal is meticulously shaped at ambient room temperature. This technique fortifies the material through work hardening, although it may necessitate higher forces for execution.
Process
The forging process typically involves several essential steps, each contributing to the creation of superior forged components:
- Heating: Elevate the metal to the precise temperature required for optimal forging, setting the stage for transformative shaping.
- Shaping: Through skillful application of mechanical presses or hammers, the heated metal undergoes meticulous shaping, assuming the desired form.
- Cooling: Post-shaping, allow the forged masterpiece to cool naturally, occasionally followed by specialized heat treatment to enhance its properties.
- Finishing: The final touch involves additional processes, including precision machining or advanced surface treatment, to meet exact specifications.
Dimensions
Forged components offer remarkable versatility in size, encompassing everything from petite fasteners to colossal structural parts. Standard dimensions span from mere millimeters to several meters, tailored to diverse applications.
Applications
Forgings are indispensable across a multitude of industries, including aerospace, automotive, and construction, revered for their unparalleled strength, 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 Within our state-of-the-art facility, we boast a comprehensive, advanced production line dedicated to alloy steel pipes. Each step, from initial raw material assessment to final product approval, is meticulously managed through our strict SOP process. This includes PMI material re-inspection and rigorous experimental data validation. Our welding processes strictly comply with WPS and PQR standards, ensuring the highest level of quality assurance.
Equipped with cutting-edge manufacturing technology, we proudly feature Dutch DELEM CNC bending machines capable of handling material thicknesses ranging from 2mm to an impressive 100mm. Our facility also includes Austrian Fronius welding machines, Japanese FANUC welding robots, enhanced with laser welding seam guidance and tracking systems. This formidable automated welded pipe production line guarantees superior product consistency and reliability, setting new industry standards.
Weldpi has achieved a distinguished portfolio of both domestic and international certifications. We are proud holders of the EU ISO9001 quality management system certification, TUV welding certification, and the China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry takes great pride in being the exclusively authorized partner of the esteemed American Hastelloy Company in China. This exclusive partnership empowers us to collaborate, innovate, and produce top-tier Hastelloy long products.
Our steadfast commitment is to the creation of superior quality products. We pledge to deliver rapid and reliable piping solutions and services, consistently meeting the needs of our global clientele with excellence and precision.
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