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 esteemed 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 unwaveringly committed to delivering swift, dependable, and tailored metal pipeline solutions to our global clientele, ensuring the utmost satisfaction and reliability.
**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. However, we also provide welded stainless steel pipes and pipe fittings upon request. Our deep understanding of the market ensures that we deliver only the highest quality pipes that pass rigorous inspections.
Do you have any certifications?
Yes, we have earned numerous prestigious domestic and international certifications including the EU ISO9001 quality management system certification, TUV welding certification, and China Pressure Pipe Manufacturing License (TS).Additionally, we have been granted exclusive authorization by the American Hastelloy Company to collaborate, develop, and manufacture Hastelloy long products in China.
What is your delivery time?
Delivery time primarily depends on the volume you require. Typically, for a full 40FT container, it takes around 1 month. For stocked items, we can expedite shipping within 5 days.
What are your payment terms?
Our standard payment terms are a 30% deposit with the balance due against the Bill of Lading. We also accept L/C. Shipping terms include EXW, FOB, CFR, and CIF, based on your preference.
How do you guarantee the quality of my goods?
We conduct 100% PMI testing and precise measurements on all materials before shipping. Third-party inspections are welcome, and we provide EN10204.3.1B Mill test certificates for all materials.
How do you ensure long-term and good business relationships?
1. We maintain superior quality and competitive pricing to ensure our customers benefit.
2. We respect each customer, conducting business with sincerity and sustaining our exceptional service levels before and after every transaction.