Description | stainless steel industrial welded pipe |
Section Shape | round/customized. |
Material range | 304, 304L, 316L, 321, 310S, etc |
Od(mm) | 8mm~1800mm |
Wall Thickness | 1mm~60mm |
Length | 0.5-30 Metre/Customized |
Tolerance | According to the Standard you require |
Suface Treatment | Pickling Finish, No.1, 2b, Polish, Hairline, No.4 |
Transport Package | With plastic caps on both end , pack into Bundles/plywood case/customized |
Trademark | Sailing/customized |
MOQ | 1ton |
Productivity | 3000 Ton Per Month |
Certificate | CE, GOST,PED by TUV, ISO9001 |
Standard | GB/ASTM/ASME/DIN/EN/GOST/JIS/PED |
Origin | China |
Usage | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |







Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd. stands as a beacon of excellence in the realm of stainless steel, titanium, and nickel alloy welded pipes. Proudly authorized by Haynes International, Inc. for pipe and forging production, we adhere strictly to the ISO9001:2001 quality management system. Our credentials include the prestigious EU EN3.1 certificates and the TS pressure pipeline component manufacturing license. Our welding specifications meet the highest international standards, including TUV. We are committed to delivering swift, dependable metal pipeline solutions to our global clientele.
**Production Process**: At Wuxi Weldpi Stainless Steel Pipe Manufacturing Co., Ltd., we pride ourselves on a meticulous and advanced production process that guarantees top-tier quality at every phase. Our comprehensive stages include: Cutting → Beveling → Pre-bending → Rounding → Seam forming → Welding → Surface finishing → Shaping → Heat treatment → Pickling → Packaging. Each step is executed with exacting precision, ensuring our products meet the highest standards of excellence.
**Our Rigorous Product Standards**: Ensuring Excellence at Every Step
- Stainless Steel Welded Pipes for Fluid Transportation: Our pipes adhere to stringent standards including GB/T 12771, GB/T 21832, *** 20537, API, ASTM A312, A358, A778, A790, A928, EN 10217, JIS G3459, G3468, GOST 20295-85. These rigorous specifications ensure unparalleled performance and reliability, making our pipes the top choice for fluid transport.
- Boiler and Condenser Pipes: Engineered to meet GB/T 24593, ASTM A249, A269, A789, JIS G3463 standards, our boiler and condenser pipes are designed for exceptional efficiency and prolonged durability, ensuring they stand the test of time.
- Mechanical Structure Pipes: Available in both round and rectangular forms, our mechanical structure pipes conform to GB/T 12770, ASTM A554, JIS G3446 standards. They are meticulously crafted for maximum strength, durability, and versatility, catering to a wide array of applications.
**Stainless Steel Grades**: Explore our extensive selection of premium stainless steel grades, including 304, 321, 316L, 316Ti, 317L, 2205, 2507, S32760, 904L, 254SMo, 1.4529, and N08367. We provide unmatched quality to meet diverse industry requirements, ensuring you find the perfect grade for your unique needs.
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.