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
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 expertly crafted from tube hollows, created by piercing a billet or through a sophisticated hot extrusion process. Welded pipe is perfect for applications requiring heavy diameter-to-wall ratios and delivers exceptional outside dimensional tolerances.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive range of stainless steel pipes, including premium grades like 304L and 316L, caters to a diverse array of needs.
- Flexibility: Whether you require welded pipe or welded steel pipes, our comprehensive offerings are designed to meet your project-specific demands with precision.
- Quality Standards: Our stainless steel pipes are engineered to meet rigorous standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, ensuring unmatched reliability and top-tier performance.
- Custom Orders: Seeking unique sizes? We offer a broad spectrum of stainless steel pipe customization options at competitive prices, with the convenience of seamless online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- Daxun conducts an exhaustive suite of quality assurance tests, including flattening, pitting and resistance, mechanical, hardness, material positive identification, and expansion tests. These rigorous evaluations ensure our materials are perfectly suited for their intended applications.
- Throughout our meticulous production process, we ensure precision by carefully measuring the diameter, thickness, and surface quality of each product. Our standard delivery time is reliably set between 7-15 days. However, for special-sized products, the delivery time may extend to 20 days to ensure the highest quality standards.
We pride ourselves on strictly adhering to contract deadlines, guaranteeing timely delivery as promised. - We welcome and support thorough inspections by customer third-party agencies at our factory to ensure the utmost quality.
- We offer free samples to our customers, facilitating comprehensive testing and evaluation of our products.
- 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 second to none, 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 wide array of services includes straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, turning, and other specialized processes.
Superior and Enhanced Pipe Solutions
Equipped with both vertical and horizontal presses ranging from 12,000 to 35,000 tons, Daxun boasts the industry's most comprehensive pipe extrusion capabilities. This enables us to produce the longest lengths and largest diameter pipes available.
Daxun is a key supplier to the power generation market, offering a diverse 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 globally recognized as the foremost manufacturer of stainless steel pipes, offering unparalleled quality and innovation.
- We offer a versatile range of diameters, from large to small, and from straight tubes to rolled ones, ensuring we meet all your requirements.
- Our product line includes both welded and drawn tubes, as well as welded pipe tubes and tubes, catering to diverse industrial needs.
Guaranteed Actual Weight & Superior Quality
At Daxun, our commitment to quality is unwavering. We utilize state-of-the-art testing laboratories and equipment to verify that all our stainless steel materials meet exact weight specifications and elite quality standards before shipment. Our rigorous quality control team conducts exhaustive and 100% inspections at every production stage, ensuring excellence.
Unmatched After-Sales Services
Our commitment to you extends beyond the initial transaction. Even after your orders have been delivered, Daxun continues to offer exceptional after-sales services. We ensure ongoing support and provide warranties for your orders, guaranteeing your satisfaction.
- 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 range of general steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L 300 series, all designed to meet diverse industrial needs.
Additionally, we specialize in the production of 400 series and duplex stainless steels such as 2205, 2304, 2101, and 2507. Our expertise extends to high-nickel alloys, including 904L, 800H, and 600H, ensuring superior performance and durability.
Q2. Can you produce the products according to my own drawings?
Absolutely! We have the capability to manufacture products precisely according to your detailed drawings, ensuring your utmost satisfaction and adherence to your specific requirements.
Q3. How does your factory do regarding quality control?
Quality is our utmost priority. We are deeply committed to stringent quality control measures, conducting rigorous checks from start to finish to ensure impeccable standards.
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.
Please note that any additional costs and price differences incurred during this process will need to be covered by you.
Q5. How does your factory do regarding quality control?
Quality is our utmost priority. We are deeply committed to stringent quality control measures, conducting rigorous checks from start to finish to ensure impeccable standards.
Q6. How long is the delivery time?
A: Typically, our delivery time ranges from 7 to 20 working days after payment confirmation.
For urgent orders, we offer expedited processing to prioritize and meet your immediate needs promptly.
Q7. What is your Payment?
A: For small orders, we accept 100% T/T in advance or Western Union.
B: For larger orders, we require 30% T/T upfront and the remaining 70% before shipment.
C: For significant transactions, we offer 100% Irrevocable LC at sight.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are specifically engineered for applications such as stainless steel pots, sinks, bowls, etc. Inform us of your specific use, and we'll tailor the mechanical properties to precisely meet your requirements.
Q9: How to get a sample?
A: FREE samples are available for your inspection and testing. Depending on the situation, we may cover the courier costs for small pieces.
Q10: Which countries have you exported to?
A: We have successfully exported our high-quality stainless steel materials to numerous 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, where we will arrange a warm and convenient pick-up for you.
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.
