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 crafted from tube hollows, created either by piercing a billet or through an advanced hot extrusion process. Seamless tubing is the ideal choice for applications requiring very heavy diameter-to-wall ratios, offering exceptional outside dimensional tolerances.
Advantages of Daxun
- Varieties: From petite to colossal, our extensive lineup of stainless steel pipes, including premier grades like 304L and 316L, is designed to meet diverse and rigorous demands.
- Flexibility: Whether you need seamless or welded steel pipes, our products are specifically tailored to meet the unique requirements of your project.
- Quality Standards: Adhering to stringent standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, our stainless steel pipes guarantee unparalleled reliability and superior performance.
- Custom Orders: Seeking unique sizes? We offer an extensive range of stainless steel pipe customization options at highly competitive prices, with the added convenience of online ordering.
Uncompromising Quality, Timely Delivery, Thorough Inspection
- Daxun employs a comprehensive 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 ideally suited for their intended applications.
- Throughout our meticulous production process, we ensure precise measurements of diameter, thickness, and surface quality for each product. Our standard delivery timeline is reliably set between 7-15 days, with possible extensions to 20 days for special-sized products to ensure top-notch quality.
We pride ourselves on strict adherence to contract deadlines, ensuring timely delivery as promised. - We welcome and support third-party customer agencies for thorough inspections at our factory.
- We offer free samples to our customers, enabling comprehensive testing and evaluation.
- We support full on-site or video inspections of our factory, promoting transparency and ensuring 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 superior tube and pipe production. Additionally, we house one of the world's largest pilger mills and employ unique hydroforming processes for manufacturing high-quality 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 encompass straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, turning, and numerous 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 industry's most comprehensive pipe extrusion capabilities. This enables us to produce the longest lengths and largest diameter pipes available.
Daxun is a pivotal supplier to the power generation sector, 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 leading manufacturer of stainless steel pipes, renowned for our commitment to quality and innovation.
- We offer a wide range of stainless steel pipes, available in large and small diameters, from straight lengths to rolled tubes.
- Choose from a variety of welded, drawn, or seamless tubes, each crafted to meet stringent industry standards.
Actual Weight & Superior Quality
At Daxun, our state-of-the-art testing laboratories and advanced equipment ensure that all our stainless steel materials are of actual weight and superior quality before shipment. Our rigorous quality control team conducts thorough 100% inspections at every stage of production.
Exceptional After-Sales Services
Our commitment to customer satisfaction goes beyond the initial transaction. Even after you have received your orders, Daxun continues to provide outstanding after-sales support and services. We offer ongoing assistance and comprehensive warranties for your peace of mind.
| 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 |
| 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 an extensive selection of top-grade steel types, including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and the efficient 316L 300 series.
Moreover, we excel in 400 series and duplex stainless steels like 2205, 2304, 2101, 2507, and more. Additionally, our high-nickel alloys such as 904L, 800H, and 600H are tailored for specialized applications.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can meticulously craft products to match your precise drawings, ensuring complete satisfaction with the end result.
Q3. How does your factory do regarding quality control?
Quality is our paramount concern. We are devoted to maintaining rigorous quality control protocols from the initial phase to the final product.
Q4. Can I request to change the form of packaging and transportation?
Yes, we have the flexibility to customize packaging and transportation to align with your specific preferences,
though please be aware that additional costs and price differences may apply.
Q5. How does your factory do regarding quality control?
Quality is our paramount concern. We are devoted to maintaining rigorous quality control protocols from the initial phase to the final product.
Q6. How long is the delivery time?
A: Generally, we deliver within 7 to 20 working days post payment confirmation.
For urgent needs, we can expedite the process to ensure timely delivery.
Q7. What is your Payment?
A: 100% T/T in advance or Western Union for small orders.
B: 30% T/T upfront with the remaining 70% settled 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 ideal for applications such as stainless steel pots, sinks, bowls, etc. Share your specific needs, and we'll customize the mechanical properties to suit your requirements.
Q9: How to get a sample?
A: FREE samples are available for your evaluation and testing. For small pieces, we may even cover the courier charges, subject to the situation.
Q10: Which countries have you exported to?
A: Our superior stainless steel materials have been exported to Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and numerous other countries.
Q11: How can I visit your company?
A: You can fly to Guangzhou Baiyun International Airport, where we will arrange for your pick-up and ensure 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.
