Basic Info.
Model NO.
Stainless steel welded pipe
Type
Stainless Steel Pipes
Standard
ASTM, AISI, GB, JIS, EN
Grade
304 316 321 310S 2205 2507 904L 410 420 430 17-4
Certification
ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
Surface Treatment
Pickling
Surface
Pickling, Polishing, Ba
Delivery State
Solution Annealing
Transport Package
Wooden Box + Strapping
Specification
OD 6.35mm-OD 1219mm
Product Description
| Stainless Steel Welded pipe pipe Material | 201 304 316 321 317 347 309 310S 2205 2507 410 420 409 430 446 436 904L |
| Tube Standards | ASTM A213, ASTM A249, ASTM A269, ASME SA213, ASME SA249, ASME SA269, EN 10216-5 TC1 / TC2, PED 97/23/EC, AD 2000, NACE MR0175/ISO 15156 |
| Stainless Steel Welded pipe Pipes & Tubes Manufacturing Specifications | ASME B36.19 |
| ASTM A213 |
| ASTM A312 |
| ASTM A269 |
| ASTM A632 |
| ASME SA213 |
| NFA 49-117 |
| BS 10216 |
| Or as per customer specifications |
| Welded pipe Tube Size | 3.35 mm OD To 101.6 mm OD |
| Welded Tube Size | 6.35 mm OD To 152 mm OD |
| Stainless Steel Welded pipe Tube Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| ERW Pipe Wall thickness | 0.020″ -0.220″, (special wall thicknesses available) |
| Pipe Length | Single Random, Double Random, Standard & Cut length |
| Rectangular Welded Pipes Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| AMS 5573 Tube Form | Straight, Coiled, Welded pipe, Round Pipes/ Tubes, Square Pipes/ Tubes, Rectangular Pipe/ Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes, Straight or 'U' bent Tubes, Hollow, LSAW Tubes Etc. |
| Square Pipes Type | Welded pipe, ERW, EFW, Welded, Fabricated |
| Pipe Schedule | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Stainless Steel Tube Electropolished | (EP) Electropolished for Ultra High Purity Systems |
| Pipe Non-Electropolished | (BA) Bright Annealed or (AP) Annealed & Pickled for High-Purity, (CFOS) Cleaned for Oxygen Grade Service or Corrosive Systems |
| Stainless Steel Welded pipe Tube & Pipe I.D. Surface Finish Options | 5, 7 & 10 µin. Ra |
| Rectangular tubing JIS | 8A to 250A |
| Tube Tolerances | In accordance with: ASTM: A269 & A632, JIS: G 3459 |
| stainless steel tubing End | Plain End, Beveled End, Treaded, Ends are suitable for orbital welding |
| Tube Marking | Stainless Steel tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request.) |
| stainless steel tubing Application | Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger |
| welded round tubes Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Welded pipe/ welded tube Specialize in | Stainless Steel Capillary Tube & Other Odd Size |
| Stainless Steel Heat Exchanger & Condenser Tubes |
| Stainless Steel Hydraulic tubing with OD up to 50.8 mm (2.0 in.) are delivered in bright annealed condition |
| Stainless Steel hydraulic tube with OD larger than 50.8 mm are supplied in the annealed and pickled condition, Or in polished condition |
| welded square tubes Marking & Traceability | Each Stainless Steel Tubing is traceable to its producing mill and heat by an identification number etched within 24″ (610mm) of one end. |
| stainless steel tubing Test Certificate | Manufacturer Test Certificate according to EN 10204 3.1 B |
| Laboratory Test Certificate from Govt. Approved Lab. |
| Under Third Party Inspection |
| stainless steel tubing Testing & Inspection | Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing |
Welded Pipe Tubing
Our tubular products are meticulously drawn from tube hollows, created through precise billet piercing or advanced hot extrusion processes. The welded pipe is the perfect choice for applications requiring significant diameter-to-wall ratios and delivers exceptional outside dimensional accuracy.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive range of stainless steel pipes, including high-grade variants like 304L and 316L, caters to a wide array of needs.
- Flexibility: Whether it's welded pipe or welded steel pipes, our products are custom-designed to align with your specific project requirements.
- Quality Standards: Our stainless steel pipes meet stringent standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, ensuring unbeatable reliability and performance.
- Custom Orders: Need unique sizes? We offer a vast array of stainless steel pipe customization options at competitive prices, with the ease of online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- Daxun conducts an exhaustive suite of quality assurance tests including flattening, pitting resistance, mechanical, hardness, positive material identification, and expansion tests. These rigorous evaluations ensure our materials meet their intended applications flawlessly.
- Throughout our meticulous production process, we ensure precision by measuring the diameter, thickness, and surface quality of each product. Our standard delivery time is consistently between 7-15 days. Special-sized products may require up to 20 days to maintain the highest quality standards.
We pride ourselves on strict adherence to contract deadlines, guaranteeing timely delivery as promised. - We welcome and support comprehensive inspections by customer third-party agencies at our factory.
- We offer free samples to our customers, enabling thorough testing and evaluation.
- We provide full support for on-site or video inspections of our factory, ensuring complete transparency and quality control.
Unrivaled Capabilities in Stainless Steel Pipe Manufacturing at Daxun
Our forming capabilities are unmatched, featuring cutting-edge extrusion and cold working technologies for tube and pipe production. We also boast one of the world's largest pilger mills and unique hydroforming processes, producing superior fittings.
Pioneering Pipe Processing Capabilities at Daxun
As a vertically integrated manufacturer, Daxun offers a comprehensive one-stop-shop solution, capable of managing entire projects or specific machining tasks. Our wide range of services includes straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, and turning.
Superior and Enhanced Pipe Solutions
Equipped with vertical and horizontal presses ranging from 12,000 tons to 35,000 tons, Daxun boasts the world's most extensive pipe extrusion capabilities, allowing us to produce the longest lengths and largest diameter pipes in the industry.
Daxun is a key supplier to the power generation market, offering an array of products such as ductwork, boiler tubes, main steam tubes, thermal reheat tubes, and flue gas desulfurization units for nuclear, coal-fired, renewable energy, and combined cycle applications.
- Daxun is the world's foremost manufacturer of superior stainless steel pipes.
- We offer a wide range of diameters, from small to large, available in both straight and rolled formats.
- Choose from our welded and drawn tubes, or explore our selection of welded pipe tubes.
Guaranteed Actual Weight & Superior Quality
At Daxun, our dedicated testing laboratory and state-of-the-art equipment ensure that our stainless steel materials meet exact weight specifications and exceptional quality standards before shipment. Our meticulous quality control team conducts comprehensive and 100% inspections at all production stages.
Outstanding After-Sales Services
Our commitment to excellence extends beyond the initial transaction. Even after your order is fulfilled, Daxun continues to provide unparalleled after-sales support, including ongoing assistance and warranty services.
- Precision ASTM A312 Tolerances
| ASTM A312 |
| NPS Designator | Tolerance, % from Nominal |
| Over | Under |
| ⅛ to 2½ incl., all t/D ratios | 20 | 12.5 |
| 3 to 18 incl., t/D up to 5% incl. | 22.5 | 12.5 |
| 3 to 18 incl., t/D > 5% | 15 | 12.5 |
| 20 and larger, welded, all t/D ratios | 17.5 | 12.5 |
| 20 and larger, Welded pipe, t/D up to 5% incl. | 22.5 | 12.5 |
| 20 and larger, Welded pipe, t/D > 5% | 15 | 12.5 |
- Precision ASTM A269 Tolerances
| ASTM A269 |
| Group | Size, Outside Diameter, in. | Permissible Variations in Outside Diameter, in. (mm) | Permissible Variations in Wall Thickness, % | Permissible Variations in Cut Length, in. (mm) | Thin Walled Tubes |
| Over | Under |
| 1 | Up to ½ | ±0.005(0.13) | ±15 | ⅛(3.2) | 0 | … |
| 2 | ½ to 1½, excl | ±0.005(0.13) | ±10 | ⅛(3.2) | 0 | less than 0.065 in. (1.65 mm) nominal |
| 3 | 1½ to 3½, excl | ±0.010(0.25) | ±10 | 3/16(4.8) | 0 | less than 0.095 in. (2.41 mm) nominal |
| 4 | 3½ to 5½, excl | ±0.015(0.38) | ±10 | 3/16(4.8) | 0 | less than 0.150 in. (3.81 mm) nominal |
| 5 | 5½ to 8, excl | ±0.030(0.76) | ±10 | 3/16(4.8) | 0 | less than 0.150 in. (3.81 mm) nominal |
| 6 | 8 to 12, excl | ±0.040(1.01) | ±10 | 3/16(4.8) | 0 | less than 0.200 in. (5.08 mm) nominal |
| 7 | 12 to 14, excl | ±0.050(1.26) | ±10 | 3/16(4.8) | 0 | less than 0.220 in. (5.59 mm) nominal |
Q1: What products can you offer?
A: We proudly offer a comprehensive selection of general steel types, including the highly sought-after 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L 300 series.
In addition, we specialize in the 400 series and duplex stainless steels such as 2205, 2304, 2101, and 2507. We also supply high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can manufacture products with precision according to your detailed drawings, ensuring your utmost satisfaction.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We are deeply committed to implementing stringent quality control measures from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can customize the packaging and transportation forms according to your specific requests,
though you will need to cover any additional costs and price differences incurred during this process.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We are deeply committed to implementing stringent quality control measures from start to finish.
Q6. How long is the delivery time?
A: Typically, delivery takes 7 to 20 working days after payment confirmation.
For urgent orders, we can expedite the process to meet your priority needs.
Q7. What is your Payment?
A: 100% T/T in advance or Western Union for small orders.
B: 30% T/T upfront and the remaining 70% before shipment.
C: 100% Irrevocable LC at sight for large orders.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are engineered for stainless steel pots, sinks, bowls, etc. Let us know your specific use, and we'll tailor the mechanical properties to meet your requirements.
Q9: How to get a sample?
A: FREE samples are available for your inspection and testing. For small pieces, we may cover the courier costs, depending on the situation.
Q10: Which countries have you exported to?
A: We have proudly exported our stainless steel materials to a multitude of countries, including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many others.
Q11: How can I visit your company?
A: You can fly to Guangzhou Baiyun International Airport, and we will arrange to pick you up from there.
Address:
B108, No. 32-1, Chengnan Road, Xinwu District, Wuxi, Jiangsu, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Metallurgy, Mineral & Energy
Management System Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001, IATF16949, HSE, ISO 14064, QC 080000, GMP, BSCI, BRC, SA 8000, QHSE, HACCP, ISO 13485, EICC, ANSI/ESD, SEDEX, ISO 22000, AIB, WRAP, GAP, ASME, ISO 29001, HQE, IFS
Company Introduction:
Founded in 2003, Daxun Alloy is a leading global metal material manufacturer. Headquartered in Wuxi, China, the company has multiple production bases and sales offices around the world. Daxun Alloy focuses on the development, production and sales of various stainless steels, titanium alloys, high-temperature alloys, etc. For general industry, construction, aerospace, energy, chemical industry, medical and other fields.
China, Daxun Metal Group is a global vertically integrated metal material manufacturer and stockist. Daxun can provide finished products and customized full-process services and professional technical services. Currently, the group has 600 employees and covers a total area of 130, 000 square meters. Daxun has a standing inventory of 50, 000 tons of stainless steel, 5, 000 tons of nickel-based alloys, and 2, 000 tons of pure titanium and titanium alloys. The main product forms are metal plates, metal coils, metal pipes, and metal bars. The metal materials produced by Daxun are market leaders for marine, energy, military, general industrial and aerospace applications. In addition, the company also produces seamless pipes, plates, forgings and other metal materials for power generation and oil and gas applications; Commercial and military alloy products; And metal alloys and other metal products for the forging industry.
