| 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 of each stainless steel coil through our advanced ERP system, capturing details such as type, specification, and origin. We champion anti-counterfeiting measures in the industry. Leveraging cutting-edge technology, Daxun Stainless Steel sets the benchmark in precision and quality for processing and customization. Our commitment to service excellence includes lifecycle management, offering expert material selection and processing solutions pre-sale, stringent monitoring during the sale, and reliable service guarantees post-sale.
Quality, Delivery, Inspection
- At Daxun, we perform a series of stringent quality assurance tests to guarantee the highest standards. These include flattening, pitting, resistance, mechanical, hardness, material positive identification, and expansion tests. Each test is meticulously designed to ensure the material's suitability for its intended application.
- Throughout production, we precisely measure the product's diameter, thickness, and surface. Our standard delivery timeframe is 7-15 days. For special size products, this may extend to 20 days, reflecting our commitment to delivering the highest quality.
Our delivery times adhere strictly to the terms specified in the contract.
- We welcome third-party agencies to conduct factory inspections to ensure transparency and quality assurance.
- We offer free samples to our customers for testing purposes, ensuring complete satisfaction before making a purchase.
- We support both on-site and video factory inspections, providing flexibility and convenience for our clients.
Ordering Information
Purchase orders should specify quantity, grade, type or category, API5L reference, thickness, width, length, and any applicable attachments or additional requirements regarding chemical composition, mechanical properties, heat treatment, additional testing, manufacturing process, surface coating, or end finish. Contact Daxun today, and our team will promptly respond to your inquiry.
Since its inception in 2003, Daxun's stainless steel business has undergone two decades of impressive growth. Today, Jiangsu Daxun Alloy Co., Ltd. stands proudly at the pinnacle of China's stainless steel industry, renowned for its top-tier materials and exceptional processing capabilities.
With over two decades of international experience, Daxun has firmly established itself as a global leader in stainless steel trade and processing. In 2022, our export revenues surpassed the $100 million mark, positioning us among the elite in China's industry. We proudly operate three export service bases across China, collaborating with leading engineering firms, steel mills, and international traders to provide unparalleled service to our overseas clientele. Our continuous commitment to enhancing service capabilities ensures that we remain at the forefront of the global market.
Daxun International offers a comprehensive range of stainless steel chain supermarket services, maintaining enduring partnerships with dozens of esteemed global steel mills. Our inventory boasts 60,000 tons of standard stainless steel and an additional 20,000 tons of specialized metals, including duplex steel, nickel-based alloys, and heat-resistant steel. With an unwavering commitment to quality, Daxun International guarantees materials that are both reliable and authentic, meticulously adhering to all industry standards for variety, specifications, and delivery weights.
Daxun is equipped with state-of-the-art steel processing machinery, a dedicated physical and chemical testing center, and a variety of processing lines. Our capabilities include cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, ensuring comprehensive and precise material processing solutions.
Our services span more than 30 diverse industries, including automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. In collaboration with steel mills, research institutes, and other prestigious institutions, we deliver integrated services that encompass project design, material development, and optimization of processing and manufacturing workflows.
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 offer a comprehensive range of steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L.
We also specialize in the 400 series and duplex stainless steel such as 2205, 2304, 2101, 2507, etc. Additionally, we provide high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Yes, we can manufacture products according to your drawings to ensure they meet your highest satisfaction.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We consistently emphasize stringent quality control from the beginning to the end.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can customize the packaging and transportation forms according to your request.
However, you would need to cover the additional costs and any price differences incurred during this process.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We consistently emphasize stringent quality control from the beginning to the end.
Q6. How long is the delivery time?
A: Standard delivery time is 7-20 working days after payment confirmation.
For urgent orders, we expedite the process to complete it ahead of schedule.
Q7. What are your payment options?
A: 100% T/T 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 produce DDQ (Deep Drawing Quality) material?
A: Yes, we can. Our material is suitable for stainless steel pots, sinks, bowls, etc. Provide us with your specific requirements, and we will adjust the mechanical properties accordingly.
Q9: How can I get a sample?
A: FREE samples are available for your inspection and testing. For small pieces, we may cover the courier cost depending on the situation.
Q10: Which countries have you exported to?
A: We have successfully exported stainless steel materials to 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 arrange to pick you up.
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