Types of Forgings: Discover the diverse world of forging techniques, each offering unique advantages tailored for specific applications and challenges. Our array of forging methods guarantees the perfect fit for your precision requirements.
- Open-Die Forging: Experience a classic approach to metal deformation. Open-die forging expertly shapes metal between flat or contoured dies, ideal for creating large and uncomplicated forms while ensuring exceptional strength and ductility.: Metal is deformed between flat or contoured dies. This method is suitable for large, simple shapes and provides good strength and ductility.
- Closed-Die Forging: Master the art of creating intricate and precise components. Closed-die forging encloses the metal within a die cavity, then applies force to mold it to perfection, achieving complex shapes and superior precision.: Metal is enclosed in a die cavity and forced to take its shape. This method allows for more complex geometries and tighter tolerances.
- Hot Forging: Unlock the potential of high-temperature metal shaping. Hot forging elevates the metal above its recrystallization temperature, facilitating easier deformation, and is a staple in high-volume production scenarios.: The metal is heated above its recrystallization temperature, making it easier to deform. This method is common for large-scale production.
- Cold Forging: Harness the power of room-temperature shaping. Cold forging enhances metal strength through work hardening, although it requires significant force, it's ideal for applications demanding robust and resilient components.: The metal is shaped at room temperature, which increases strength through work hardening but may require higher forces.
Process: Embark on a journey through the meticulous stages of our forging process, where precision and quality are paramount at every step.
The forging process typically involves several steps: Our comprehensive approach ensures that each forged piece meets stringent quality and performance standards.
- Heating: The process begins with precise heating, where metal is brought to the optimal temperature, setting the stage for flawless forging execution.: The metal is heated to the desired temperature for the forging process.
- Shaping: With precision and expertise, the heated metal is masterfully shaped using advanced mechanical presses or hammers, bringing your vision to life.: The heated metal is then shaped using mechanical presses or hammers.
- Cooling: Post-shaping, the forged masterpiece undergoes a controlled cooling process, often complemented by strategic heat treatment for enhanced properties.: After shaping, the forged part is allowed to cool, sometimes followed by heat treatment.
- Finishing: The journey culminates in meticulous finishing touches, including machining or surface treatment, that refine and complete the part to your exact specifications.: Additional processes like machining or surface treatment may be performed to achieve the final specifications.
Dimensions: Our forged components offer remarkable versatility, catering to a wide range of sizes, from minute fasteners to massive structural elements, tailored to meet diverse application needs.
Forged components can vary significantly in size, from small fasteners to large structural parts. Standard sizes typically range from a few millimeters to several meters, depending on the application.
Applications: Forgings are indispensable across pivotal industries such as aerospace, automotive, and construction. Their unmatched strength, durability, and reliability make them the cornerstone of robust industrial applications.
Forgings are widely used in industries such as aerospace, automotive, and construction due to their strength, durability, and 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. Renowned for our innovative approach and commitment to precision, we are at the forefront, setting the standards others aspire to.
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 endorsement reaffirms our dedication to excellence, ensuring every product we deliver is of the highest possible standard.
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 certifications highlight our unwavering commitment to producing superior and reliable products.
Our steadfast commitment is to provide expedited, reliable, and avant-garde metal pipeline solutions to our cherished global clientele. We strive to exceed expectations, offering cutting-edge innovations and unparalleled service that cater to the dynamic needs of our customers worldwide.




Our Our state-of-the-art factory boasts a comprehensive, cutting-edge production line designed specifically for alloy steel pipes. From the initial meticulous raw material evaluation to the final product approval, we ensure precision and excellence at every step. This includes rigorous PMI material re-inspection and thorough experimental data validation, all within our all-encompassing SOP process. Our unwavering commitment to quality is evident in our adherence to WPS and PQR standards for welding procedures, ensuring meticulous quality assurance.
Equipped with the most advanced manufacturing technology available, we employ Dutch DELEM CNC bending machines that effortlessly handle thickness ranging from 2mm to an impressive 100mm. Our arsenal also includes top-of-the-line Austrian Fronius welding machines, state-of-the-art Japanese FANUC welding robots, and sophisticated laser welding seam guidance and tracking systems. This formidable, fully automated welded pipe production line guarantees exceptional product uniformity and reliability, delivering only the finest quality to our clients.
Weldpi's commitment to excellence is recognized worldwide, as manifested by our array of distinguished domestic and international certifications. Among these are the prestigious EU ISO9001 quality management system certification, the coveted TUV welding certification, and the distinguished China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry prides itself on its exclusive partnership with the esteemed American Hastelloy Company in China. This unique authorization allows us to collaborate, innovate, and produce superior Hastelloy long products, setting a benchmark in quality and innovation.
Our unwavering dedication to crafting products of unparalleled quality drives us forward. We are passionately committed to delivering swift and dependable piping solutions and services to our esteemed global clientele, ensuring satisfaction and excellence at every turn.
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