| 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 every stainless steel coil through our advanced ERP system, tracking type, specification, and origin with precision. We are staunch advocates for industry anti-counterfeiting. Leveraging cutting-edge technology, Daxun Stainless Steel sets the benchmark in high precision and quality processing and customization. Our holistic service approach includes pre-sale professional material selection and processing solutions, rigorous monitoring during sales, and exceptional post-sale service guarantees, ensuring a seamless product life cycle management.
Unmatched Quality, Reliable Delivery, and Rigorous Inspection
- Daxun conducts extensive quality assurance tests to uphold our high standards. These include flattening tests, pitting and resistance tests, mechanical tests, hardness tests, material positive identification, and expansion tests. Each test assures the material's suitability for your specific applications, guaranteeing reliability and performance.
- Throughout the production process, we meticulously measure the diameter, thickness, and surface quality of our products. Typically, our standard delivery time ranges from 7-15 days. For special size products, the delivery time might extend to 20 days, ensuring every detail meets your exact specifications.
Our delivery timelines are strictly adhered to per the contract, ensuring timely and reliable service.
- We support third-party agencies visiting our factory for thorough inspections, ensuring transparency and trust.
- We offer free samples to customers for preliminary testing, ensuring confidence in our product quality before purchase.
- We facilitate on-site or video factory inspections, providing comprehensive insights into our manufacturing process and quality control measures.
Comprehensive Ordering Information
When placing purchase orders, please specify the quantity, grade, type or category, API5L reference, thickness, width, length, and any relevant attachments or additional requirements related to chemical composition, mechanical properties, heat treatment, additional testing, manufacturing process, surface coating, or end finish. Reach out to Daxun now for prompt email responses and exceptional service.
Daxun's stainless steel journey commenced in 2003. Over two decades of dynamic growth have firmly positioned our stainless steel materials and processing business at the pinnacle of China's industry.
For over 20 years, Daxun has successfully ventured into overseas markets. In 2022, we achieved an unparalleled export revenue exceeding US$100 million, securing our position among the top stainless steel trade and processing companies in China. We have established three robust export service bases, collaborating seamlessly with engineering firms, steel mills, and international trading companies to penetrate global markets. Our relentless drive to enhance service capabilities ensures continuous growth and expansion.
Daxun International offers comprehensive stainless steel supermarket services and maintains enduring partnerships with renowned steel mills worldwide. Boasting 60,000 tons of standard stainless steel and 20,000 tons of specialty metals like duplex steel, nickel-based alloys, and heat-resistant steel, our materials are synonymous with reliability and authenticity. Every variety, specification, and delivery weight strictly adheres to stringent standards.
Equipped with state-of-the-art steel processing machinery, a dedicated physical and chemical testing center, and advanced processing lines for cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying, Daxun stands ready to meet diverse industrial needs.
Our services span over 30 industries including automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, and petrochemicals. In collaboration with steel mills and research institutes, we deliver holistic solutions from project design and material development to processing and manufacturing process optimization.
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, and 316. Additionally, we provide 300 series stainless steel.
A: Our product line also includes 400 series and duplex stainless steel such as 2205, 2304, 2101, 2507, and high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
A: Absolutely! We can custom-produce products based on your drawings, ensuring they meet your highest satisfaction.
Q3. How does your factory do regarding quality control?
A: Quality is our top priority. We focus on stringent quality control practices throughout the entire production process, from inception to completion.
Q4. Can I request to change the form of packaging and transportation?
A: Yes, we can modify the packaging and transportation forms according to your specific requests.
However, please note that any additional costs or differences incurred during this period will be your responsibility.
Q5. How does your factory do regarding quality control?
A: Quality remains our foremost concern. We implement rigorous quality control measures from the very beginning to the end of the production process.
Q6. How long is the delivery time?
A: Our standard delivery time ranges from 7 to 20 working days after payment confirmation.
If your order is urgent, we can prioritize it to expedite completion.
Q7. What is your Payment?
A: We offer the following payment options: 100% T/T advance, Western Union for small orders,
30% T/T deposit with the 70% balance paid before shipment,
and for large orders, 100% Irrevocable LC at sight.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we specialize in producing DDQ materials suitable for applications such as stainless steel pots, sinks, and bowls. Share your specific usage with us, and we will fine-tune the mechanical properties to meet your requirements.
Q9: How to get a sample?
A: We offer FREE samples for your inspection and testing. If you require a small piece, we can cover the courier cost, depending on the situation.
Q10: Which countries have you exported to?
A: To date, we have successfully exported our stainless steel materials to Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and many 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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