| 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 its advanced ERP system, covering type, specification, and origin, while championing industry-wide anti-counterfeiting measures. Leveraging cutting-edge technology for processing and customization, Daxun sets the industry standard with unparalleled precision and quality. Our service excellence extends through comprehensive product lifecycle management-offering expert material selection and processing solutions pre-sale, stringent monitoring during sales, and dependable after-sales service guarantees.
Unwavering Quality, Timely Delivery, Rigorous Inspection
- Daxun conducts rigorous quality assurance tests, including flattening, pitting and resistance, mechanical, hardness, material positive identification, and expansion tests. These stringent assessments ensure the material meets all application requirements.
- Throughout our production process, we meticulously measure diameter, thickness, and surface quality. Our standard delivery time is 7-15 days, though special size products may extend this to 20 days.
Our delivery schedules are meticulously aligned with contractual agreements.
- We welcome customer-appointed third-party agencies for factory inspections.
- We offer complimentary samples for customer testing.
- We support both on-site and video factory inspections.
Comprehensive Ordering Information
Purchase orders should detail quantity, grade, type or category, API5L reference, thickness, width, length, and any specific requirements regarding chemical composition, mechanical properties, heat treatment, additional testing, manufacturing process, surface coating, or end finish. Reach out to Daxun today, and we will promptly respond to your inquiry.
Jiangsu Daxun Alloy Co., Ltd. embarked on its illustrious journey in the world of stainless steel back in 2003. Over the past two decades, we have not only expanded our horizons but also positioned ourselves as a leader in China's stainless steel industry. Our unwavering commitment to excellence and innovation has been the cornerstone of our rapid and consistent growth.
With over two decades of experience in global markets, Daxun has established a formidable international presence. In 2022 alone, our export revenue soared past US$100 million, placing us among the elite stainless steel trade and processing companies in China. We have strategically established three export service bases within China and forged robust partnerships with engineering firms, leading steel mills, and international trading companies. This strategic collaboration enables us to continually enhance our service capabilities and expand our footprint in overseas markets.
Daxun International offers comprehensive stainless steel chain supermarket services, maintaining enduring partnerships with numerous renowned steel mills globally. We boast an impressive inventory of 60,000 tons of standard stainless steel and an additional 20,000 tons comprising specialized metals such as duplex steel, nickel-based alloys, and heat-resistant steel. Our stainless steel materials are synonymous with quality and authenticity, meticulously adhering to stringent industry standards in terms of varieties, specifications, and delivery weights.
Equipped with advanced steel processing machinery, Daxun houses a state-of-the-art physical and chemical testing center and a wide array of processing lines. Our capabilities span across cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, ensuring precision and excellence in every process.
Our services cater to over 30 diverse industries, including automobiles, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, energy equipment, and more. In collaboration with steel mills, research institutes, and other esteemed organizations, we deliver integrated solutions from project design and material development to processing and manufacturing process optimization, ensuring unparalleled quality and efficiency.
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 offer a diverse range of general steel types, including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, and 316L. Our product portfolio is designed to meet various industrial needs.
Additionally, we specialize in 400 series and duplex stainless steel such as 2205, 2304, 2101, 2507, and high-performance high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely! We can manufacture products based on your drawings, guaranteeing that we will meet your highest satisfaction.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We maintain strict quality control measures from the initial stages of production to the final product.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can modify the packaging and transportation forms per your request.
However, please note that you will need to bear any additional costs incurred during this process.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We maintain strict quality control measures from the initial stages of production to the final product.
Q6. How long is the delivery time?
A: Our standard delivery time is 7 to 20 working days after payment confirmation.
For urgent orders, we strive to expedite the process and complete production ahead of schedule.
Q7. What are your payment terms?
A: 100% T/T in advance, Western Union for smaller orders.
B: 30% T/T upfront and the remaining 70% before shipment.
C: 100% Irrevocable LC at sight for larger orders.
Q8: Can you produce DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are ideal for stainless steel pots, sinks, bowls, and more. Tell us your application, and we'll adjust the mechanical properties to meet your needs.
Q9: How can I get a sample?
A: We offer FREE samples for your evaluation. For small pieces, we may cover courier costs, depending on the situation.
Q10: Which countries have you exported to?
A: We have proudly exported our stainless steel materials to countries such as Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
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.
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