| 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 impeccable traceability of every stainless steel coil via an advanced ERP system, meticulously documenting type, specification, and origin. A staunch advocate for industry anti-counterfeiting, Daxun Stainless Steel sets the bar high with cutting-edge processing technology and customization. Our products exemplify precision and unmatched quality. With a commitment to excellence, we manage product life cycles comprehensively, offering expert material selection and bespoke processing solutions pre-sale, rigorous monitoring during sales, and unparalleled post-sale service guarantees.
Quality, Delivery, Inspection
- Daxun Stainless Steel rigorously conducts multiple quality assurance tests to ensure our products meet stringent standards. Our comprehensive testing suite includes flattening tests, pitting and resistance tests, mechanical tests, hardness tests, material positive identification, and expansion tests. This exhaustive testing regimen guarantees the suitability of our materials for your specific applications.
- Throughout the production process, we meticulously measure the product's diameter, thickness, and surface to ensure precision. Our standard delivery timeframe is a prompt 7-15 days. For special size products, the delivery window extends to 20 days to accommodate the unique requirements.
Our delivery times are meticulously aligned with contractual agreements.
- Customers can trust in third-party agency support for thorough factory inspections.
- We offer complimentary samples to customers for comprehensive testing.
- We accommodate on-site or video factory inspections to ensure transparency and customer confidence.
Ordering Information
Purchase orders must specify quantity, grade, type or category, API5L reference, thickness, width, length, and any relevant attachments or additional requirements concerning chemical composition, mechanical properties, heat treatment, further testing, manufacturing processes, surface coating, or end finish. Reach out to Daxun now, and we'll respond to your email promptly.
Founded in 2003, Daxun has rapidly ascended to the pinnacle of China's stainless steel industry. With two decades of dedicated advancement, our stainless steel materials and processing services remain at the forefront of innovation and quality.
With over 20 years of robust international trade experience, Daxun's export revenue surpassed US$100 million in 2022. We proudly rank among China's elite in stainless steel trade and processing. Our three strategic export service bases in China, combined with partnerships with engineering firms, steel mills, and global trading companies, enable us to deliver exceptional service to overseas markets. Our unwavering commitment to enhancing service capabilities ensures we remain a reliable partner in the international arena.
Daxun International stands as a beacon in the stainless steel chain supermarket sector, forged through long-standing collaborations with renowned steel mills worldwide. Boasting an impressive inventory of 60,000 tons of standard stainless steel and 20,000 tons of specialty metals such as duplex steel, nickel-based alloys, and heat-resistant steel, we guarantee unparalleled quality and authenticity. Each variety, specification, and delivery weight rigorously adheres to industry standards, ensuring our clients receive only the best.
Equipped with state-of-the-art processing machinery and a specialized physical and chemical testing center, Daxun excels in delivering comprehensive processing services. Our capabilities span cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, ensuring precision and excellence in every project.
Our services extend across more than 30 diverse industries, including automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. Collaborating with steel mills and research institutions, we offer holistic solutions from project design and material development to process optimization in manufacturing, providing unmatched integrated services.
309SStainless 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 diverse range of general steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L. Additionally, we provide high-quality 300 series stainless steel.
A: Our product line also extends to the 400 series and duplex stainless steels such as 2205, 2304, 2101, and 2507. We specialize in high-nickel alloys including 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
A: Absolutely, we can manufacture products tailored to your specific drawings, ensuring maximum satisfaction with the final result.
Q3. How does your factory do regarding quality control?
A: Quality is our top priority. We meticulously control quality throughout the entire production process, from inception to completion.
Q4. Can I request to change the form of packaging and transportation?
A: Yes, we are flexible and can modify packaging and transportation forms based on your request.
A: Please note that you will need to cover any additional costs and spreads incurred during this modification period.
Q5. How does your factory do regarding quality control?
A: Quality is our top priority. We meticulously control quality throughout the entire production process, from inception to completion.
Q6. How long is the delivery time?
A: Our standard delivery time is 7 to 20 working days after payment confirmation.
A: For urgent orders, we prioritize and expedite our workshop processes to meet your needs swiftly.
Q7. What are your payment terms?
A: We offer several payment options: 100% T/T advance, Western Union for small orders,
A: 30% T/T upfront and the remaining 70% before shipment,
A: And for large orders, a 100% Irrevocable LC at sight.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are ideal for stainless steel pots, sinks, bowls, etc. Let us know your specific application, and we will adjust the mechanical properties to meet your requirements.
Q9: How to get a sample?
A: FREE samples are available for your evaluation. If you need a small piece, we might cover the courier cost depending on the situation.
Q10: Which countries have you exported to?
A: We have proudly exported our stainless steel materials to numerous countries including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many others.
Q11: How can I visit your company?
A: You can fly to Guangzhou Baiyun International Airport, and we will arrange to pick you up from there.
Audited Supplier 
){kind=link}