| 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 |
Daxun Stainless Steel ensures comprehensive traceability for each stainless steel coil through an advanced ERP system. This system meticulously records type, specification, and origin, championing industry-wide anti-counterfeiting efforts. Leveraging cutting-edge technology, Daxun excels in processing and customization, setting the benchmark for high precision and superior quality. Our exceptional service encompasses product lifecycle management, offering expert material selection and processing solutions pre-sale, stringent monitoring during sales, and reliable after-sales support.
Quality, Delivery, Inspection
- Daxun conducts rigorous quality assurance tests, including flattening tests, pitting and resistance tests, mechanical tests, hardness tests, material positive identification, and expansion tests. These comprehensive assessments guarantee that our materials meet all required application standards.
- Throughout production, we meticulously measure the diameter, thickness, and surface quality of our products. Our standard delivery timeframe is 7-15 days, with an extension to 20 days for special size products.
Delivery times strictly adhere to the contractual agreements, ensuring reliability and punctuality.
- We welcome third-party agency inspections at our factory, ensuring transparency and customer confidence.
- We offer free samples to customers for thorough testing and evaluation.
- We support both on-site and video factory inspections, providing flexible options for our clients.
Ordering Information
Purchase orders should detail quantity, grade, type or category, API5L reference, and specific requirements related to thickness, width, length, chemical composition, mechanical properties, heat treatment, additional testing, manufacturing process, surface coating, or end finish. Contact Daxun now, and we will respond to your inquiries promptly.
Daxun's illustrious journey in the stainless steel business began in 2003. Over the past two decades, we have rapidly ascended to the pinnacle of China's industry, leading the way with our superior stainless steel materials and processing expertise.
For over 20 years, Daxun has been a formidable force in the international market. In 2022, our export revenue soared past US$100 million, securing our place among China's top stainless steel trade and processing companies. With three strategically positioned export service bases in China, we have forged robust alliances with engineering firms, steel mills, and global trading enterprises. This allows us to continually enhance our service capabilities and expand our presence in overseas markets.
Daxun International offers an unparalleled stainless steel chain supermarket service, maintaining longstanding partnerships with dozens of globally renowned steel mills. Boasting an inventory 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, Daxun International guarantees reliability and authenticity. Our extensive range, precise specifications, and stringent adherence to delivery standards set us apart.
Equipped with state-of-the-art steel processing machinery, Daxun also features a cutting-edge physical and chemical testing center. Our processing lines, offering services such as cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, ensure top-notch precision and quality.
Our comprehensive services span over 30 industries, including automobiles, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, and petrochemicals. Collaborating with steel mills, research institutes, and other entities, we deliver integrated solutions from project design and material development to processing and manufacturing optimization.
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, and 316, along with 300 series alloys.
In addition, we specialize in 400 series and duplex stainless steel such as 2205, 2304, 2101, and 2507. Our portfolio also features high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely, we can manufacture products according to your detailed drawings, ensuring utmost satisfaction of your requirements.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We consistently place significant emphasis on quality control from the initial stages through to the final product.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can adjust the packaging and transportation methods according to your specifications,
although you will need to cover any additional costs or variances incurred during this period.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We consistently place significant emphasis on quality control from the initial stages through to the final product.
Q6. How long is the delivery time?
A: Typically, it takes 7 to 20 working days after payment confirmation.
For urgent orders, we can expedite the process to meet your timeline.
Q7. What is your Payment?
A: 100% T/T in advance, 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 stainless steel pots, sinks, bowls, and more. Share your specific use case, and we'll tailor the mechanical properties to meet your needs.
Q9: How to get a sample?
A: We offer FREE samples for your evaluation. If you require just a small piece, we may cover the courier cost, depending on the situation.
Q10: Which countries have you exported to?
A: To date, we have exported our stainless steel materials to countries including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many 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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