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
Tubular products are drawn from tube hollows, which are made by piercing a billet or by a hot extrusion process. Welded pipe is ideal for very heavy diameter to wall ratios and offers very good outside dimensional tolerances.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive range of stainless steel pipes, including grades like 304L and 316L, caters to diverse needs.
- Flexibility: Be it Welded pipe or welded steel pipes, our offerings are tailored to meet your project-specific demands.
- Quality Standards: Our stainless steel pipes adhere to rigorous standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, ensuring unmatched reliability and performance.
- Custom Orders: Need unique sizes? We provide a spectrum of stainless steel pipe customization options at competitive prices with the convenience of online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- Daxun conducts a comprehensive suite of quality assurance tests including flattening, pitting and resistance, mechanical, hardness, material positive identification, and expansion tests. These stringent evaluations guarantee that our materials are fit for their intended applications.
- Throughout our meticulous production process, we ensure precision by measuring the diameter, thickness, and surface quality of each product. Our standard delivery time is reliably set between 7-15 days. However, for certain special-sized products, the delivery time may extend to 20 days to guarantee the highest standards of quality.
We pride ourselves on adhering strictly to contract deadlines, ensuring timely delivery as promised. - We welcome and support customer third-party agencies to conduct thorough inspections at our factory.
- We offer free samples to our customers, facilitating comprehensive testing and evaluation.
- We provide full support for on-site or video inspections of our factory, assuring transparency and quality control.
Unrivaled Capabilities in Stainless Steel Pipe Manufacturing at Daxun
Our forming capabilities are unparalleled, featuring state-of-the-art 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 for manufacturing superior fittings.
Pioneering Pipe Processing Capabilities at Daxun
As a vertically integrated manufacturer, Daxun offers a comprehensive one-stop-shop solution, capable of handling entire projects or specific machining tasks. Our services include straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, turning, and other specialized services.
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 comprehensive pipe extrusion capabilities. These enable us to produce the longest lengths and largest diameter pipes in the industry.
Daxun is a key supplier to the power generation market, providing a range 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 leading stainless steel pipe manufacturer
- Large and small diameters, from straight to rolled tubes
- Welded and drawn tubes, or Welded pipe tubes and tubes.
Actual Weight & Good Quality
At Daxun, we have testing laboratory and equipment to ensure that our stainless steel materials are in actual weight and good quality before shipment. Our strict quality control team also performs strict and 100% inspection on all production stages.
Excellent After-Sales Services
Our support and services are not only limited from the beginning of our transactions. Even if you have received your orders, TuoLian will continue to provide excellent after-sales services. We will continue providing assistance and warranty to your orders.
| 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 |
| 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 wide range of general steel types such as 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L 300 series.
Additionally, we specialize in 400 series and duplex stainless steels like 2205, 2304, 2101, 2507, etc. We also provide high-nickel alloys such as 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?Absolutely! We can manufacture products precisely according to your detailed drawings to ensure your utmost satisfaction.
Q3. How does your factory do regarding quality control?Quality is our top priority. We are deeply committed to 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 period.
Q5. How does your factory do regarding quality control?Quality is our top priority. We are deeply committed to stringent quality control measures from start to finish.
Q6. How long is the delivery time?
A: Typically, it is 7 to 20 working days after payment confirmation.
For urgent orders, we can expedite the process to prioritize your 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 suitable 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 countries such as 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.
