Basic Info.
Model NO.
Stainless steel seamless 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 Seamless 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 Seamless 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 |
| Seamless Tube Size | 3.35 mm OD To 101.6 mm OD |
| Welded Tube Size | 6.35 mm OD To 152 mm OD |
| Stainless Steel Seamless 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, Seamless, 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 | Seamless, 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 Seamless 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. |
| Seamless/ 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 |
Seamless Tubing
Our tubular products are meticulously drawn from tube hollows, crafted through advanced piercing or hot extrusion processes. For applications demanding heavy diameter-to-wall ratios, seamless tubing offers impeccable outside dimensional tolerances, ensuring superior performance and longevity.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive range of stainless steel pipes, including premium grades like 304L and 316L, is designed to meet diverse needs with unparalleled precision.
- Flexibility: Whether you require seamless or welded steel pipes, our expertly tailored solutions are designed to meet the unique specifications of your project, ensuring optimal performance.
- Quality Standards: Our stainless steel pipes are manufactured to exceed rigorous standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, delivering unmatched reliability and superior performance.
- Custom Orders: Need unique sizes? We offer a broad spectrum of stainless steel pipe customization options at competitive prices, conveniently available through online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- At Daxun, we perform a comprehensive suite of quality assurance tests including flattening, pitting and resistance, mechanical, hardness, material positive identification, and expansion tests. These stringent evaluations ensure that our materials are perfectly suited 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 reliability set between 7-15 days. However, for special-sized products, the delivery time may extend up to 20 days to ensure the highest quality standards.
We pride ourselves on strictly adhering to contract deadlines, guaranteeing timely delivery as promised. - We encourage and support customer third-party agencies to conduct thorough inspections at our factory, ensuring absolute transparency and quality.
- We offer free samples to our customers, enabling them to conduct comprehensive testing and evaluation of our products.
- We provide full support for on-site or video inspections of our factory, assuring total transparency and quality control.
Unrivaled Capabilities in Stainless Steel Pipe Manufacturing at Daxun
Our forming capabilities are second to none, featuring advanced extrusion and cold working technologies for tube and pipe production. We also utilize 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 provides a comprehensive one-stop-shop solution, capable of managing 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 to 35,000 tons, Daxun boasts the world's most comprehensive pipe extrusion capabilities, enabling us to produce the longest and largest diameter pipes in the industry.
Daxun is a key supplier to the power generation market, offering 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 recognized globally as the preeminent stainless steel pipe manufacturer.
- We offer an extensive range of diameters, from the most compact to the largest, including both straight and rolled tubes.
- Our product line features a variety of tubes, from welded and drawn to seamless options, tailored to meet your specific needs.
Guaranteed Actual Weight & Superior Quality
At Daxun, we pride ourselves on our state-of-the-art testing laboratory and advanced equipment, ensuring that our stainless steel materials meet actual weight specifications and uphold superior quality before shipment. Our rigorous quality control team performs thorough and 100% inspections at every stage of production.
Unparalleled After-Sales Services
Our commitment to excellence extends beyond the initial transaction. Even after your order has been delivered, Daxun continues to provide outstanding after-sales support. We offer ongoing assistance and warranties to ensure your complete satisfaction.
- Precise 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, seamless, t/D up to 5% incl. | 22.5 | 12.5 |
| 20 and larger, seamless, t/D > 5% | 15 | 12.5 |
- Accurate 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 wide range of top-quality general steel types, including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L 300 series.
Additionally, we specialize in superior 400 series and duplex stainless steels like 2205, 2304, 2101, 2507, etc. We also provide high-performance high-nickel alloys such as 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can precisely manufacture products according to your detailed drawings, ensuring your utmost satisfaction and exact requirements.
Q3. How does your factory do regarding quality control?
Quality is our unwavering top priority. We are deeply committed to implementing stringent quality control measures from inception to completion.
Q4. Can I request to change the form of packaging and transportation?
Yes, we offer customizable packaging and transportation forms tailored to your specific requests,
though any additional costs and price differences will need to be covered during this period.
Q5. How does your factory do regarding quality control?
Quality is our unwavering top priority. We are deeply committed to implementing stringent quality control measures from inception to completion.
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 and meet your urgent 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 premium materials are perfect for producing stainless steel pots, sinks, bowls, etc. Share your specific requirements, and we'll tailor the mechanical properties to perfectly meet your needs.
Q9: How to get a sample?
A: FREE samples are available for your inspection and testing. For smaller pieces, we may cover the courier costs, depending on the situation.
Q10: Which countries have you exported to?
A: We have proudly exported our high-quality stainless steel materials to countries such as Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many more.
Q11: How can I visit your company?
A: Simply fly to Guangzhou Baiyun International Airport, and we will arrange to pick you up from there. Your visit is warmly welcomed!
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.
