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**: Our intricate and precise production process includes Cutting → Beveling → Pre-bending → Rounding → Seam forming → Welding → Surface finishing → Shaping → Heat treatment → Pickling → Packaging. This methodical approach ensures exceptional quality and consistency at each stage.
**Product Standards**:
- Stainless steel welded pipes for fluid transportation: GB/T 12771, GB/T 21832, *** 20537, API, ASTM A312, A358, A778, A790, A928, EN 10217, JIS G3459, G3468, GOST 20295-85. These standards are a testament to our pipes' superior performance and reliability.
- Pipes for boilers and condensers: GB/T 24593, ASTM A249, A269, A789, JIS G3463. Adhering to these rigorous standards ensures high efficiency and long-lasting durability.
- Round and rectangular pipes for mechanical structures: GB/T 12770, ASTM A554, JIS G3446. These pipes are engineered to deliver optimal strength and lasting durability.
**Stainless Steel Grades**: We offer a comprehensive range that includes 304, 321, 316L, 316Ti, 317L, 2205, 2507, S32760, 904L, 254SMo, 1.4529, N08367. Our selection caters to a wide variety of industry needs, ensuring unparalleled quality.
Are you a factory or a trading company?
We are a dedicated factory specializing in the manufacturing of seamless stainless steel pipes. Additionally, we provide top-quality welded stainless steel pipes and pipe fittings upon request. With our deep understanding of the market, we ensure that only rigorously inspected pipes are delivered to you.
Do you have any certificates?
Yes, we have garnered 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).Moreover, we hold the exclusive authorization from the American Hastelloy Company in China, enabling us to collaborate on, develop, and manufacture high-quality Hastelloy long products.
What is your delivery time?
Delivery time primarily hinges on your specific volume requirements. Generally, our delivery period is around 1 month for a standard 40FT container. For in-stock items, dispatch can be expedited to within 5 days.
What are your payment terms?
Our standard payment terms include a 30% deposit with the balance payable against the Bill of Lading (B/L). Letters of Credit (L/C) are also acceptable. Available shipping terms include EXW, FOB, CFR, and CIF, based on your preference.
How can you guarantee the quality of my goods?
We ensure all materials undergo 100% PMI testing and measurement before shipping. We also welcome third-party inspections and provide EN10204.3.1B Mill Test Certificates for all materials.
How do you maintain long-term and good relationships with your customers?
1. We consistently deliver superior quality and competitively priced products to benefit our customers.
2. We hold every customer in high regard and engage in sincere business practices, sustaining exceptional service levels both before and after every transaction.