Our high-quality
Stainless Steel Wire is meticulously crafted from
AISI 304 grade stainless steel, a material celebrated for its outstanding
corrosion resistance, exceptional durability, and adaptability across a diverse range of industries. Available in a variety of diameters, including
0.3mm and 0.5mm, and elegantly wound on
DIN200 spools, this wire is deliberately engineered to fulfill the rigorous demands of precision and strength required for applications such as
springs, filtration, welding, and medical devices.

Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. establishes itself as a beacon of unmatched excellence, pioneering the stainless steel, titanium, and nickel alloy welded pipe industry with unparalleled innovation and achievement.
With the esteemed backing of Haynes International, Inc., our devotion to excellence is illustrated by our unwavering adherence to the demanding ISO9001:2001 quality management system, ensuring unparalleled quality and dependability.
Our esteemed credentials serve as a testament to our relentless quest for quality, showcasing the prestigious EU EN3.1 certificates and the TS pressure pipeline component manufacturing license. Our welding standards not only meet but frequently surpass premier international benchmarks, including respected TUV certifications.
We are unwaveringly committed to delivering expeditious, dependable, and cutting-edge metal pipeline solutions, passionately serving our esteemed global clientele with unmatched distinction.


Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands out as a leading professional alloy pipe manufacturer, firmly committed to providing swift, reliable, and all-encompassing pipe solutions to our esteemed global clients.
Our manufacturing expertise spans a wide array of products, including stainless steel pipes, nickel-based alloys, titanium, zirconium, and various other non-ferrous metal alloy pipes. We provide customers with a comprehensive, tailor-made solution package that encompasses matching tees, reducers, elbows, flanges, and expertly customized non-standard pipe forgings.
Our factory showcases a state-of-the-art, fully integrated production line for alloy steel pipes. From thorough raw material assessment to final product approval, PMI material re-inspection, and comprehensive experimental data validation, we strictly adhere to an all-inclusive SOP process. Our welding processes align with WPS and PQR standards, guaranteeing meticulous quality assurance and excellence.
We are equipped with cutting-edge manufacturing technology that includes: Dutch DELEM CNC bending machines capable of handling an impressive thickness range from 2mm to 100mm; Austrian Fronius welding machines, Japanese FANUC welding robots, complemented by laser welding seam guidance and tracking systems. This robust automated welded pipe production line ensures superior product uniformity, quality, and reliability.
Weldpi has earned numerous prestigious domestic and international certifications, affirming our quality and excellence, including the EU ISO9001 quality management system certification, TUV welding certification, and the China Pressure Pipe Manufacturing License (TS).
Weldpi Pipe Industry is honored to hold the exclusive authorization from the esteemed American Hastelloy Company in China to collaborate, innovate, and produce Hastelloy long products, forging new horizons.
Our unwavering dedication is to the creation of superior quality products. We remain committed to offering swift and dependable piping solutions and services, passionately serving our global clientele with excellence.
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.