| 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 full traceability of each coil through our advanced ERP system, meticulously documenting type, specification, and origin. As a staunch advocate for industry anti-counterfeiting, we leverage cutting-edge technology to deliver unparalleled processing and customization. Our coils stand as the benchmark for precision and quality. Our holistic service approach encompasses product lifecycle management, offering expert material selection and processing solutions pre-sale, stringent oversight during sale, and dependable, worry-free guarantees post-sale.
Quality, Delivery, and Inspection
- Daxun conducts comprehensive quality assurance tests, including flattening, pitting resistance, mechanical, hardness, material identification, and expansion tests. These rigorous evaluations ensure our materials meet the highest standards for your application needs.
- Throughout production, we carefully measure the diameter, thickness, and surface of each product. Our standard delivery timeframe is 7-15 days; however, for special sizes, this may extend up to 20 days.
Our delivery schedule is strictly adhered to as per the contract.
- We welcome third-party customer agencies to conduct factory inspections.
- We offer free samples for customer testing.
- We support factory inspections, either on-site or via video.
Ordering Information
Purchase orders should detail quantity, grade, type or category, API5L reference, thickness, width, length, and any additional specifications or requirements related to chemical composition, mechanical properties, heat treatment, additional testing, manufacturing processes, surface coatings, or end finishes. Reach out to Daxun today, and we'll respond to your inquiry promptly.
Daxun's illustrious journey in the stainless steel sector commenced in 2003. With two decades of dynamic growth, our stainless steel materials and processing prowess have consistently led China's industry.
For over 20 years, Daxun has been a formidable player in the international market. In 2022, we celebrated a milestone with export revenues surpassing US$100 million, positioning us among China's elite in stainless steel trade and processing. With three strategically located export service bases in China, we collaborate with engineering firms, steel mills, and global trading companies to deliver unparalleled service to overseas markets. Our relentless pursuit of excellence ensures we continually enhance our service capabilities and expand our global reach.
Daxun International offers comprehensive stainless steel chain supermarket services, maintaining long-term relationships with numerous esteemed steel mills worldwide. We boast an inventory of 60,000 tons of standard stainless steel and 20,000 tons of specialized metals including duplex steel, nickel-based alloys, and heat-resistant steel. Renowned for our unwavering commitment to quality, Daxun International guarantees genuine materials that conform to the highest standards of variety, specification, and delivery weight.
Equipped with advanced steel processing machinery and a state-of-the-art physical and chemical testing center, Daxun excels in various processes such as cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying.
Our extensive services span over 30 industries including automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. Partnering with steel mills and research institutes, we offer integrated solutions from project design and material development to processing and manufacturing process optimization.
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 an extensive range of high-quality steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, and 316.
Additionally, we provide 400 series and duplex stainless steels like 2205, 2304, 2101, and 2507. We also specialize in high-nickel alloys such as 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Yes, we can custom-produce products based on your drawings to ensure they meet your exact specifications.
Q3. How does your factory do regarding quality control?
Quality is our top priority. We adhere to rigorous quality control processes from start to finish.
Q4. Can I request to change the form of packaging and transportation?
Yes, we can adjust the packaging and transportation methods according to your requests,
however, you would need to cover any additional costs and price differences incurred.
Q5. How does your factory do regarding quality control?
Quality is our top priority. We adhere to rigorous quality control processes from start to finish.
Q6. How long is the delivery time?
A: Delivery time ranges from 7 to 20 working days after payment confirmation.
For urgent orders, we expedite the production process 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 large orders.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, our materials are suitable for deep drawing applications such as stainless steel pots, sinks, and bowls. Let us know your requirements, and we'll adjust the mechanical properties accordingly.
Q9: How to get a sample?
A: FREE samples are available for 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 exported our stainless steel materials to Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
Q11: How to visit your company?
A: Fly to Guangzhou Baiyun International Airport, and we will arrange a pickup service for you.
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