| 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 the complete traceability of each coil through an advanced ERP system, detailing type, specification, and origin. We champion industry anti-counterfeiting measures. Our technology-driven approach to processing and customization sets a high benchmark for precision and quality. Our comprehensive service encompasses the entire product lifecycle, offering expert material selection and processing solutions pre-sale, meticulous oversight during the sale, and exceptional after-sales service guarantees.
Quality, Delivery, Inspection
- Daxun rigorously conducts a series of quality assurance tests to ensure material suitability. These include flattening, pitting resistance, mechanical, hardness, material positive identification, and expansion tests, each meticulously verifying the material's performance for your applications.
- Throughout production, we meticulously measure diameter, thickness, and surface quality. Our standard delivery timeframe is 7-15 days, though it may extend to 20 days for special size products.
Our delivery timelines are strictly adhered to as per the contract.
- We welcome third-party agency inspections at our factory to ensure transparency.
- We offer free samples to customers for testing purposes.
- Support for on-site or video factory inspection is available.
Ordering Information
When placing orders, please specify quantity, grade, type or category, API5L reference, thickness, width, length, and any pertinent attachments or additional requirements concerning chemical composition, mechanical properties, heat treatment, extra testing, manufacturing process, surface coating, or end finish. Contact Daxun today, and we will respond to your inquiry promptly.
Daxun's journey in the stainless steel industry commenced in 2003. Over two decades of dynamic progress, Daxun has ascended to the pinnacle of China's stainless steel materials and processing sector, consistently leading with innovation and excellence.
For over 20 years, Daxun has been a formidable player in the international market. In 2022, our export revenues surged past the US$100 million mark, positioning us among the elite stainless steel trade and processing enterprises in China. With three dedicated export service bases in China, we have forged strategic alliances with engineering firms, steel manufacturers, and global trading companies to enhance our footprints overseas. Our commitment to service excellence drives us to continually bolster our capabilities, extend our reach, and collaborate with industry giants for a stronger global presence.
Daxun International delivers unparalleled stainless steel chain supermarket services through long-standing partnerships with numerous renowned steel mills worldwide. Our inventory boasts 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. With a steadfast promise of authenticity and quality, Daxun International ensures that all varieties, specifications, and delivery weights strictly comply with industry standards.
Daxun is equipped with a plethora of state-of-the-art steel processing machinery, a cutting-edge physical and chemical testing center, and an array of processing lines including cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying. Our comprehensive facilities ensure precise and high-quality outputs.
Our services span over 30 diverse industries such as automobiles, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. By collaborating with steel mills, research institutions, and other entities, we offer integrated solutions from project conception and material innovation to process optimization in manufacturing.
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 including 310S, 316L, 304, 304L, 201, 904L, 316H, and 316, as well as the 300 series.
We also specialize in the 400 series and duplex stainless steels such as 2205, 2304, 2101, and 2507. Additionally, we provide high-nickel alloys including 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely, we can manufacture products based on your drawings to ensure utmost satisfaction.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We consistently emphasize stringent quality control measures from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can customize the packaging and transportation to suit your specific needs,
however, you will be responsible for any additional costs and price differences.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We consistently emphasize stringent quality control measures from start to finish.
Q6. How long is the delivery time?
A: Delivery time is typically 7-20 working days post payment confirmation.
For urgent orders, we will expedite the production process to ensure timely completion.
Q7. What is your Payment?
A: For small orders, 100% T/T in advance or Western Union.
B: For larger orders, 30% T/T upfront and the remaining 70% before shipment.
C: For substantial orders, 100% Irrevocable LC at sight.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are suitable for manufacturing stainless steel pots, sinks, bowls, etc. Inform us of your specific use, and we will adjust the mechanical properties to meet your requirements.
Q9: How to get a sample?
A: We provide FREE samples for your evaluation. For small pieces, we may cover the courier cost, depending on the situation.
Q10: Which countries have you exported to?
A: To date, we have exported stainless steel materials to 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 from there.
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