| 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 pride ourselves on offering unmatched traceability for each stainless steel coil via our robust ERP system, ensuring complete transparency in type, specification, and origin. Our dedication to anti-counterfeiting measures sets us apart in the industry. We harness cutting-edge technology for processing and customization, establishing ourselves as the gold standard for precision and quality. Our comprehensive service ethos encompasses the entire product lifecycle, offering expert material selection and processing solutions pre-sale, meticulous monitoring during sales, and exceptional post-sale service guarantees for ultimate peace of mind.
Quality, Delivery, Inspection
- At Daxun, we are committed to unparalleled quality assurance. Rigorous tests such as flattening, pitting resistance, mechanical, hardness, material positive identification, and expansion tests are conducted to ensure our materials meet your exact requirements. These stringent evaluations guarantee optimal performance for your specific applications.
- Throughout production, we meticulously measure the product's diameter, thickness, and surface quality. Our standard delivery timeline is 7-15 days, extending to 20 days for special size products, ensuring timely fulfillment of your orders.
We strictly adhere to contractually agreed delivery times.
- We welcome and support inspections by third-party agencies at our factory.
- Complimentary samples are available for testing, ensuring you receive the perfect material for your needs.
- We facilitate on-site or video factory inspections for your convenience.
Ordering Information
When placing purchase orders, please specify quantity, grade, type or category, API5L reference, thickness, width, length, and any additional requirements regarding chemical composition, mechanical properties, heat treatment, testing, manufacturing process, surface coating, or end finish. Reach out to Daxun now, and we will respond to your email with the utmost urgency.
Since the inception of its stainless steel division in 2003, Jiangsu Daxun Alloy Co., Ltd. has experienced meteoric growth. Over the past two decades, Daxun has established itself as a leader in China's stainless steel materials and processing sectors, setting industry benchmarks and continuously pushing the envelope of innovation.
With over 20 years of experience in international markets, Jiangsu Daxun Alloy Co., Ltd. achieved an impressive export revenue surpassing US$100 million in 2022, securing its position among China's top stainless steel trade and processing enterprises. Our strategic expansion includes three export service bases in China, fostering collaborations with prestigious engineering firms, steel mills, and global trading companies, thereby enhancing our service capabilities and expanding our market reach.
Jiangsu Daxun Alloy Co., Ltd. offers comprehensive stainless steel chain supermarket services, backed by strong alliances with numerous renowned steel mills globally. Our inventory boasts 60,000 tons of standard stainless steel and 20,000 tons of specialized metals like duplex steel, nickel-based alloys, and heat-resistant steel. Our stringent quality assurance ensures that all materials meet the highest standards for variety, specification, and weight, distinguishing us as a trusted name in the industry.
Equipped with state-of-the-art steel processing machinery, Jiangsu Daxun Alloy Co., Ltd. houses a professional physical and chemical testing center. Our advanced processing lines encompass a wide range of services including cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, enabling us to meet diverse industry needs with precision and efficiency.
Our services span over 30 industries such as automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. By partnering with leading steel mills and research institutions, we offer integrated solutions from project design and material development to the optimization of processing and manufacturing processes, ensuring the highest standards of quality and innovation.
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 diverse range of general steel types such as 310S, 316L, 304, 304L, 201, 904L, 316H, 316, 316L, 300 series,
400 series, and exceptional duplex stainless steels like 2205, 2304, 2101, 2507, and more. Additionally, we provide high-nickel alloys including 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely! We specialize in producing products tailored to your specific drawings, ensuring they meet your highest expectations.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We consistently emphasize rigorous quality control from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can adapt the packaging and transportation format to meet your preferences,
but you will need to cover any additional costs incurred during this period and any price differences.
Q5. How does your factory do regarding quality control?
Quality is our utmost priority. We are dedicated to meticulous quality control throughout the entire process.
Q6. How long is the delivery time?
A: Typically, delivery takes 7 to 20 working days after payment confirmation.
For urgent orders, we can expedite the production process in our workshop to meet your timeline.
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 larger orders.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are perfect for stainless steel pots, sinks, bowls, etc. Tell us your specific needs, 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 only a small piece is needed, we may cover the courier cost, depending on the situation.
Q10: Which countries have you exported to?
A: We have successfully exported our stainless steel materials to numerous countries including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
Q11: How can I visit your company?
A: Fly to Guangzhou Baiyun International Airport, and we will gladly pick you up from there.
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