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
Tubular products are meticulously drawn from tube hollows, crafted by piercing a billet or employing a hot extrusion process. Seamless tubing is exceptionally suited for very heavy diameter-to-wall ratios, offering outstanding outside dimensional tolerances.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive range of stainless steel pipes, including highly sought-after grades like 304L and 316L, caters to diverse industrial and commercial needs.
- Flexibility: Whether you require seamless or welded steel pipes, our offerings are expertly tailored to meet the specific demands of your project, ensuring optimal performance.
- Quality Standards: Our stainless steel pipes conform to rigorous standards, including ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, guaranteeing unmatched reliability and superior performance.
- Custom Orders: Seeking unique sizes? We offer a comprehensive spectrum of stainless steel pipe customization options at competitive prices, with the added convenience of seamless online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- Daxun conducts an exhaustive suite of quality assurance tests, encompassing flattening, pitting and resistance, mechanical, hardness, material positive identification, and expansion tests. These rigorous evaluations ensure that our materials meet all intended application requirements.
- Our meticulous production process ensures precision, with measurements of diameter, thickness, and surface quality for each product. Standard delivery times are reliably set between 7-15 days. For specially sized products, delivery may take up to 20 days to ensure the highest quality standards.
We pride ourselves on adhering strictly to contract deadlines, delivering on time as promised to our valued customers. - We encourage and fully support customer third-party agencies conducting thorough inspections at our factory, ensuring transparency and trust.
- We offer free samples to our customers, facilitating comprehensive testing and evaluation to meet your specific requirements.
- We provide full support for on-site or video inspections of our factory, assuring complete transparency and unparalleled quality control.
Unrivaled Capabilities in Stainless Steel Pipe Manufacturing at Daxun
Our forming capabilities are unmatched, 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 for 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 with unparalleled precision.
Daxun is a key supplier to the power generation market, providing a range of products including 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: The Global Leader in Stainless Steel Pipe Manufacturing
- Versatile Range: From Large and Small Diameters to Straight and Rolled Tubes
- High-Quality Tubes: Welded, Drawn, or Seamless for Every Need
Unmatched Quality & Weight Accuracy
At Daxun, we pride ourselves on our state-of-the-art testing laboratories and equipment that ensure every stainless steel material meets actual weight and premium quality standards before shipment. Our rigorous quality control team conducts comprehensive and 100% inspections at every stage of production.
Exceptional After-Sales Services
Our dedication to customer satisfaction extends well beyond the initial transaction. Even after you receive your orders, Daxun remains committed to providing top-notch after-sales services, ensuring continuous support and warranty for your purchases.
- Precision Engineering: 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 |
- Exacting Standards: 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 present an extensive array of general steel types, including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L 300 series, exemplifying our commitment to quality and variety.
Additionally, we specialize in the finest 400 series and duplex stainless steels such as 2205, 2304, 2101, 2507, and more. Our offerings extend to high-nickel alloys like 904L, 800H, and 600H, ensuring superior performance and durability.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can meticulously craft products exactly according to your detailed drawings, guaranteeing your utmost satisfaction and precision.
Q3. How does your factory do regarding quality control?
Quality is our paramount priority. We are rigorously committed to implementing stringent quality control measures throughout the entire production process, from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we are flexible and can tailor the packaging and transportation forms according to your specific requests, ensuring that your products arrive in optimal condition.
However, please note that any additional costs and price differences incurred during this customization will need to be covered by you.
Q5. How does your factory do regarding quality control?
Quality remains our topmost priority. Our dedication to stringent quality control measures is unwavering from the beginning to the end of the production cycle.
Q6. How long is the delivery time?
A: The standard delivery time typically ranges from 7 to 20 working days after payment confirmation, ensuring a prompt and efficient process.
For urgent orders, we offer expedited services to meet your immediate needs, prioritizing your requirements.
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 a 30% T/T upfront payment with the remaining 70% due before shipment.
C: We also accept 100% Irrevocable LC at sight for substantial orders, providing flexible payment solutions.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are perfectly suited for deep drawing applications, including stainless steel pots, sinks, bowls, and more. Share your specific requirements, and we'll tailor the mechanical properties to meet your needs.
Q9: How to get a sample?
A: We offer FREE samples for your inspection and testing. For smaller pieces, we may even cover the courier costs, depending on the specific circumstances.
Q10: Which countries have you exported to?
A: Our stainless steel materials have been proudly exported to a diverse range of countries, including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many more.
Q11: How can I visit your company?
A: Visitors can fly to Guangzhou Baiyun International Airport, where we will arrange a convenient pick-up service to bring you to our company, ensuring a seamless visit.
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.
