Our high-quality
Stainless Steel Wire is meticulously crafted from
AISI 304 grade stainless steel, globally acclaimed for its superior
corrosion resistance, remarkable durability, and unmatched versatility across a diverse array of industries. It is available in a selection of diameters, including
0.3mm and 0.5mm, and conveniently wound on
DIN200 spools, this wire is expertly designed to fulfill the rigorous demands of precision and strength in applications such as
springs, filtration, welding, and medical devices.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands as a beacon of unparalleled excellence, blazing a trail in the stainless steel, titanium, and nickel alloy welded pipe industry with remarkable distinction and innovation.
Our company is proudly endorsed by Haynes International, Inc., a testament to our unwavering commitment to superior quality and performance. We strictly adhere to the ISO9001:2001 quality management system, ensuring that our products uphold the highest standards of quality and reliability.
Our distinguished credentials underscore our relentless pursuit of excellence, highlighted by the prestigious EU EN3.1 certificates and the TS pressure pipeline component manufacturing license. Our welding standards are not only compliant but often surpass international benchmarks, including the notable TUV certifications.
We are dedicated to providing fast, dependable, and cutting-edge metal pipeline solutions, serving our valued global customers with unparalleled commitment and excellence.


Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. emerges as a luminous leader in the realm of professional alloy pipe manufacturing. With an unwavering passion for excellence, we are devoted to providing our esteemed global clientele with rapid, reliable, and all-encompassing pipe solutions that consistently exceed expectations.
Our manufacturing excellence spans a wide array of premium products, including stainless steel pipes, nickel-based alloys, titanium, zirconium, and an array of non-ferrous metal alloy pipes. We present our customers with an all-inclusive, bespoke solution package, featuring matching tees, reducers, elbows, flanges, and meticulously crafted non-standard pipe forgings tailored precisely to your needs.
Our state-of-the-art factory boasts an advanced and comprehensive production line for alloy steel pipes. From the rigorous evaluation of raw materials to the final endorsement of our products, including PMI material re-inspection and thorough experimental data validation, we adhere to a comprehensive SOP process. Our welding processes strictly comply with WPS and PQR standards, ensuring unparalleled quality assurance and superior craftsmanship.
We are armed with cutting-edge manufacturing technology, featuring Dutch DELEM CNC bending machines adept at managing ranges from an impressive 2mm to 100mm in thickness. Paired with Austrian Fronius welding machines and Japanese FANUC welding robots, alongside laser welding seam guidance and tracking systems, our remarkable automated welded pipe production line assures outstanding product uniformity, superior quality, and steadfast reliability.
Weldpi has earned an array of esteemed domestic and international certifications, each a hallmark of our quality and distinction. These include the prestigious EU ISO9001 quality management system certification, the renowned TUV welding certification, and the China Pressure Pipe Manufacturing License (TS), reinforcing our commitment to excellence.
Weldpi Pipe Industry holds the prestigious exclusive authorization from the venerated American Hastelloy Company in China, empowering us to collaborate, innovate, and produce Hastelloy long products, charting new courses in innovation and excellence.
Our relentless dedication lies in the creation of superior quality products. We remain resolutely committed to providing swift and dependable piping solutions and services, passionately delivering unparalleled excellence to our global customers.
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.