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. serves as a distinguished leader in the production of stainless steel, titanium, and nickel alloy welded pipes. As an authorized manufacturer for Haynes International, Inc., we rigorously apply the ISO9001:2001 quality management system to ensure excellence in every aspect of our production. Our industry credentials are further enhanced by the prestigious EU EN3.1 certificates and the TS pressure pipeline component manufacturing license. Our welding specifications not only meet but exceed the highest international standards, including TUV certification. We are unwavering in our commitment to providing fast, reliable metal pipeline solutions to our esteemed global clientele.
**Production Process**: Our meticulous production process encompasses Cutting → Beveling → Pre-bending → Rounding → Seam forming → Welding → Surface finishing → Shaping → Heat treatment → Pickling → Packaging, ensuring top-notch quality at every step.
**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, guaranteeing superior performance and reliability.
- Pipes for boilers and condensers: GB/T 24593, ASTM A249, A269, A789, JIS G3463, ensuring high efficiency and longevity.
- Round and rectangular pipes for mechanical structures: GB/T 12770, ASTM A554, JIS G3446, designed for optimal strength and durability.
**Stainless Steel Grades**: Our extensive range includes 304, 321, 316L, 316Ti, 317L, 2205, 2507, S32760, 904L, 254SMo, 1.4529, N08367, catering to diverse industry needs with unparalleled quality.
Are you a factory or a trading company?
We are a dedicated factory specializing in the manufacturing of seamless stainless steel pipes. In addition to seamless pipes, we also offer welded stainless steel pipes and pipe fittings. Leveraging our deep market knowledge and stringent inspection processes, we ensure that every pipe delivered to you meets our high standards.
Do you have any certifications?
Indeed, we boast an array of prestigious certifications, including the EU ISO9001 quality management system certification, TUV welding certification, and the China Pressure Pipe Manufacturing License (TS).Additionally, we have secured exclusive authorization from the American Hastelloy Company in China to collaborate, develop, and manufacture Hastelloy long products.
What is your delivery time?
Our delivery time primarily depends on the volume you require. Typically, delivery takes around one month for a standard 40FT container. If we have the items in stock, we can expedite the process and ship within 5 days.
What are your payment terms?
Our standard payment terms include a 30% deposit with the balance due against the Bill of Lading. We also accept L/C. You can choose from various shipping terms such as EXW, FOB, CFR, or CIF based on your preference.
How do you guarantee the quality of my goods?
To ensure top-notch quality, all materials undergo 100% PMI testing and measurement before shipping. We are open to third-party inspections and provide EN10204.3.1B Mill Test Certificates for all materials.
How do you make our business long-term and maintain a good relationship?
1. We consistently deliver high-quality products at competitive prices to maximize our customers' benefits.
2. We value and respect every customer, fostering sincere business relationships and maintaining a high service level before and after each transaction.