| SS 309S / 309S Stainless Steel Coil Specification |
ASTM A240 / ASME SA240 |
| SS 309S / 309S Stainless Steel Coil Manufacturing Process |
Hot Rolled (HR) / Cold Rolled (CR) |
| SS 309S / 309S Stainless Steel Coil Grades |
202 / SS 309S / 309S / SS 309S / 309SL / SS 309S / 309SH / 309S / 310S / 309S / 309S / 309STi / 317L / 321 / 321H / 347 / 347H / 904L etc. |
| UNS No. - UNS SSS 309S / 309S00, UNS SSS 309S / 309S03, UNS S31008, UNS S309S20, UNS S309S03, UNS S309S03, UNS S309S35, UNS S31703, UNS S32100, UNS S34700, UNS S34709, UNS S8904 |
| EN No. - 1.4301, 1.4307, 1.4845, 1.4401, 1.4404, 1.4571, 1.4438, 1.4541, 1.4550, 1.4551, 1.4539 |
| SS 309S / 309S Stainless Steel Coil Thickness |
0.6 MM TO 80 MM THICKNESS |
| SS 309S / 309S Stainless Steel Coil Width |
1250 MM / 1500 MM / 2000 MM / 04 Feet / 05 Feet and Custom Cut Width as Per Requirement |
| SS 309S / 309S Stainless Steel Coil Length |
2400 MM / 2420 MM / 6000 MM / 08 Feet / 10 Feet / Coil Cut and Custom Cut Length as Per Requirement |
| SS 309S / 309S Stainless Steel Coil Surface Finish |
2B, 2D, BA, MATT, MATT PVC, No.4, No.5, SB, HR, No.8, Mirror, Hairline, Brush, Textured, Oil base wet Polished, Both sides Polished available. |
| SS 309S / 309S Stainless Steel Coil Coating |
PVC coating Normal / Laser, Film: 100 micrometer, Color: black/white. |
| SS 309S / 309S Stainless Steel Coil Other Testing |
NACE MR0175, Ultrasoung TEST, IGC TEST, Intergranular Corrrosion Test as per ASTM A262 Practice E, Charpy Impact Test, Macro, Grain Size, Hardness, etc. |
| SS 309S / 309S Stainless Steel CoilValue Added Services |
Gas Cutting / CNC Plasma Cutting / Profiling / Rolling / Bending / Sheet Metal Fabrication / Drill / Punch / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
| SS 309S / 309S Stainless Steel Coil Packaging |
Loose / Carrate / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps |
| SS 309S / 309S Stainless Steel Coil Shipment & Transportation |
By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes |
| SS 309S / 309S Stainless Steel Coil Material Test Certificate |
Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS, Bureau of Indian Standards BIS Approved ETC |
| Manufacturer |
POSCO, Aperam, Jindal Stainless, DKC Korea, Thyssenkrup, Baosteel, TISCO,Arcelor Mittal, VDM,Nippon Metal, Qingshan,Delong. |
| Shipping Port |
Shanghai/Ningbo port/Tianjin/Qindao |
At Daxun Stainless Steel, we ensure full traceability of every stainless steel coil through our advanced ERP system. This covers type, specification, and origin to uphold our commitment to industry anti-counterfeiting. Leveraging cutting-edge technology, Daxun Stainless Steel sets new standards in high precision and superior quality. Our comprehensive service model includes pre-sales professional material selection and processing solutions, rigorous monitoring during sales, and reliable after-sales service guarantees, ensuring impeccable product life cycle management.
Quality, Delivery, and Inspection
- Daxun conducts multiple quality assurance tests to ensure the utmost reliability of our products. These include flattening tests, pitting and resistance tests, mechanical tests, hardness tests, material positive identification, and expansion tests. Each test is meticulously performed to guarantee the material's suitability for its intended applications.
- Throughout the production process, we meticulously measure the product's diameter, thickness, and surface to maintain exact specifications. Our standard delivery time is between 7-15 days. For special size products, this may extend to 20 days to ensure precision and quality.
Our delivery schedule strictly adheres to contractual agreements.
- We welcome third-party agencies to conduct factory inspections for our customers.
- We offer free sample testing to our customers.
- We support on-site and video factory inspections for transparent quality checks.
Ordering Information
When placing purchase orders, please include the quantity, grade, type or category, API5L reference, thickness, width, length, and any other specific requirements. This may involve additional details on chemical composition, mechanical properties, heat treatment, extra testing, manufacturing process, surface coating, or end finish. Contact Daxun now, and we will promptly respond to your inquiry.
Since its inception in 2003, Daxun has swiftly ascended to a leading position within China's stainless steel industry. Over two decades of relentless progress have solidified its reputation for providing top-tier stainless steel materials and exceptional processing services.
With a robust presence in the global market for over 20 years, Daxun's international business operations are thriving. In 2022 alone, export revenue surpassed US$100 million, marking Daxun among the elite stainless steel trade and processing companies in China. Our strategic establishment of three export service bases within China, coupled with partnerships with engineering firms, steel mills, and international trading companies, empowers us to deliver unparalleled service to our overseas clientele.
Daxun International stands as a beacon of quality in the stainless steel market, offering a chain supermarket service model. Our long-standing collaborations with renowned steel mills worldwide ensure a consistent supply of 60,000 tons of standard stainless steel and 20,000 tons of specialized metals, such as duplex steel, nickel-based alloys, and heat-resistant steel. We pride ourselves on the unwavering quality and authenticity of our materials, adhering strictly to all specified standards regarding variety, specification, and delivery weight.
Daxun boasts an array of state-of-the-art steel processing equipment, complemented by a cutting-edge physical and chemical testing center. Our comprehensive processing lines are equipped to handle a multitude of operations including cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, ensuring precision and excellence in every project.
Our extensive service portfolio spans over 30 diverse industries, such as automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage, bio-fermentation, petrochemicals, and energy equipment. Through collaboration with leading steel mills and research institutions, we offer holistic solutions-ranging from project design and material development to the optimization of processing and manufacturing processes.
309S309S Stainless Steel Coil Chemical Composition
| Element |
% Present (in product form) |
| |
C, H, P, L |
TW2) |
| Carbon (C) |
0.2 |
0.2 |
| Silicon (Si) |
1.50 - 2.00 |
1.50 - 2.50 |
| Manganese (Mn) |
2 |
2 |
| Phosphorous (P) |
0.045 |
0.045 |
| Sulfur (S) |
0.015 |
0.03 |
| Chromium (Cr) |
19.00 - 21.00 |
19.00 - 21.00 |
| Nickel (Ni) |
11.00 - 13.00 |
11.00 - 13.00 |
| Nitrogen (N) |
0.11 |
- |
| Iron (Fe) |
Balance |
Balance |
309S Stainless Steel Coil Mechanical Properties
| Product Form |
|
|
|
| |
C, H, P |
L |
TW* |
| Thickness a or diamter d (mm) |
a ≤ 12 |
d ≤ 25 |
a=25 |
| Hardness HB max. 1) 2) 3) |
216 |
- |
| Proof Strength3) |
Rp0.2 N/mm2 |
190 |
230 |
| Rp1.0 N/mm2 |
230 |
270 |
| Tensile Strength |
Rm N/mm2 |
500 - 720 |
min. 550 |
| Elongation min. in % |
Long Products |
401) |
- |
| Flat Products |
0.5 ≤ a/d 3 |
404)5) |
304)5)6) |
| 3 ≤ a/d |
404)5) |
304)5)6) |
309S Stainless Steel Coil Physical Properties
| Density (lb./ in^2) @ RT |
|
0.29 |
| Modulus of Elasticity in Tension (psi x 10^6) |
|
29 |
| Specific Heat (BTU/o F/lb.) |
32 to 212 oF |
0.12 |
| Thermal Conductivity (BTU/hr/ft^2/ft) |
212oF |
9 |
| |
932oF |
10.8 |
| Mean Coefficient of Thermal Expansion (in. x 10^-6 per o F) |
32 to 212oF |
8.3 |
| |
32 to 600oF |
9.3 |
| |
32 to 1,000oF |
9.6 |
| |
32 to 1,200oF |
10 |
| Electrical Resistivity (micro ohms - cm) |
at 70oF |
39.8 |
| Melting Point Range (oF) |
|
2550 - 2650 |
| Oxidation Resistance - Continuous Service(oF) |
|
2000 |
| Oxidation Resistance - Intermittent Service(oF) |
|
1800 |
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.
Additionally, we provide high-quality 400 series and duplex stainless steels such as 2205, 2304, 2101, 2507, and more. Our high-nickel alloys like 904L, 800H, and 600H are also available.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can manufacture products tailored to your specific drawings, ensuring maximum satisfaction.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We consistently place immense importance on quality control from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can modify the packaging and transportation methods according to your requirements,
though you will need to cover the costs and any associated differences during this period.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We consistently place immense importance on quality control from start to finish.
Q6. How long is the delivery time?
A: Delivery typically takes 7~20 working days after payment confirmation.
For urgent orders, we will prioritize and expedite production in our workshop.
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 ideal for products like stainless steel pots, sinks, and bowls. Inform us of your specific use, and we'll tailor the mechanical properties to meet your needs.
Q9: How to get a sample?
A: We offer FREE samples for inspection and testing. For small pieces, we may cover courier costs, depending on the situation.
Q10: Which country have you exported to?
A: We have proudly exported our stainless steel materials to countries including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
Q11: How to visit your company?
A: Fly to Guangzhou Baiyun International Airport, and we will arrange to pick you up from there.
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