| SS 304 / 304L Stainless Steel Coil Specification |
ASTM A240 / ASME SA240 |
| SS 304 / 304L Stainless Steel Coil Manufacturing Process |
Hot Rolled (HR) / Cold Rolled (CR) |
| SS 304 / 304L Stainless Steel Coil Grades |
202 / SS 304 / 304L / SS 304 / 304LL / SS 304 / 304LH / 309S / 310S / 316 / 316L / 316Ti / 317L / 321 / 321H / 347 / 347H / 904L etc. |
| UNS No. - UNS SSS 304 / 304L00, UNS SSS 304 / 304L03, UNS S31008, UNS S31620, UNS S31603, UNS S31603, UNS S31635, 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 304 / 304L Stainless Steel Coil Thickness |
0.6 MM TO 80 MM THICKNESS |
| SS 304 / 304L Stainless Steel Coil Width |
1250 MM / 1500 MM / 2000 MM / 04 Feet / 05 Feet and Custom Cut Width as Per Requirement |
| SS 304 / 304L Stainless Steel Coil Length |
2400 MM / 2420 MM / 6000 MM / 08 Feet / 10 Feet / Coil Cut and Custom Cut Length as Per Requirement |
| SS 304 / 304L 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 304 / 304L Stainless Steel Coil Coating |
PVC coating Normal / Laser, Film: 100 micrometer, Color: black/white. |
| SS 304 / 304L 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 304 / 304L 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 304 / 304L Stainless Steel Coil Packaging |
Loose / Carrate / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps |
| SS 304 / 304L 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 304 / 304L 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 |
Global leader in stainless steel coil fabrication services
Daxun Metal offers an unmatched range of premium SS 304/304L Stainless Steel Coils. We are dedicated to leveraging the latest technology and best practices to ensure your business receives the finest quality 304 Stainless Steel Coils. Our mission is to safely manufacture and deliver top-notch Stainless Steel Coils globally. Contact us today and make Daxun your trusted 304/304L Stainless Steel Coil supplier!
304 Stainless Steel Coil is an austenitic stainless steel coil featuring low carbon and molybdenum. It boasts a chemical composition of at least 18% chromium and 8% nickel, enabling resistance to a broad spectrum of chemical corrosives while maintaining excellent mechanical properties. Renowned for its corrosion resistance, this grade is ideal for food processing equipment and surgical instruments. Furthermore, it offers superior formability and welding capabilities compared to other stainless steel grades. Daxun is a prominent manufacturer, trader, and supplier of 304 stainless steel coils manufactured with high precision to meet international quality standards.
Daxun is an ISO 9001:2008 certified firm specializing in supplying and exporting ASTM A240 304 Stainless Steel Coils. Tailored to your specifications, each coil is accompanied by a full set of mill test results. We offer custom lengths and widths up to 2000 mm. Specializing in exports, we source hard-to-find grades and non-standard sizes to meet unique customer needs. With vast experience in processing steel coil products, we ensure all ASTM SS 304 Steel Coils are cut to your exact dimensions.
Daxun Stainless Steel ensures full traceability of each stainless steel coil via our ERP system, covering type, specification, and origin. We champion industry anti-counterfeiting initiatives and rely on advanced technology for precise, high-quality processing and customization, setting industry benchmarks. Additionally, we advocate for product life cycle management, offering expert material selection and processing solutions pre-sale, stringent monitoring during sales, and comprehensive post-sale service guarantees.
Quality, delivery, inspection
- Daxun conducts an array of quality assurance tests to ensure material suitability for various applications. These include flattening tests, pitting and resistance tests, mechanical tests, hardness tests, positive material identification, and expansion tests.
- Throughout production, we meticulously measure product diameter, thickness, and surface attributes. Our standard delivery time ranges from 7-15 days, with some special-size products extending up to 20 days.
Our delivery schedule strictly adheres to the contract.
- We support third-party inspections at our factory.
- We offer free samples for customer testing.
- We support on-site or video factory inspections.
304 stainless steel coils offer the following exceptional features:
- 1. High strength, hardness, wear resistance, corrosion resistance, and thermal conductivity.
- 2. Excellent temperature resistance, sustaining up to 870 degrees.
- 3. Superior anti-oxidation properties, suitable for diverse applications.
- 4. Versatile usage across industries such as food, chemicals, and metallurgy.
- 5. Although competitively priced, demand-driven price increases are anticipated.
Embarking on its stainless steel journey in 2003, Daxun has swiftly ascended to the pinnacle of China's industry. With two decades of relentless growth, our stainless steel materials and processing services consistently lead the market.
Daxun's extensive experience in the international market spans over 20 years. In 2022 alone, we achieved export revenues surpassing US$100 million, positioning us among China's elite in stainless steel trade and processing. We proudly operate three export service bases in China and collaborate with top engineering firms, steel mills, and global trading companies to cater to overseas markets. Our unwavering commitment to enhancing service capabilities drives us to continually establish strategic partnerships and expand our global footprint.
Daxun International offers comprehensive stainless steel chain supermarket services, maintaining enduring partnerships with numerous renowned steel mills worldwide. Our inventory boasts 60,000 tons of standard stainless steel and 20,000 tons of specialty metals including duplex steel, nickel-based alloys, and heat-resistant steel. We guarantee the authenticity and superior quality of our stainless steel materials, adhering to stringent standards in variety, specification, and delivery weights.
Our advanced facilities feature multiple state-of-the-art steel processing equipment, a specialized physical and chemical testing center, and versatile processing lines for cutting, grinding, forming, beveling, welding, heat treatment, machining, and spraying.
We extend our services across over 30 industries such as automotive, home appliances, elevators, new energy, vacuum semiconductors, food and beverage/bio-fermentation, petrochemicals, and energy equipment. By partnering with steel mills, research institutes, and various entities, we deliver holistic solutions from project design and material development to process optimization in manufacturing.
304 Stainless Steel Coil chemical composition
| Composition of 304/304L/304LN/304H tubing and pipe |
| Grade |
304 |
304L |
304LN |
304H |
| UNS Designation |
S30400 |
S30403 |
S30453 |
S30409 |
| Carbon (C) Max. |
0.08 |
0.030* |
0.03 |
0.04 - 0.10 |
| Manganese (Mn) Max. |
2 |
2 |
2 |
2 |
| Phosphorous (P) Max. |
0.045 |
0.045 |
0.045 |
0.045 |
| *** (S) Max. |
0.03 |
0.03 |
0.03 |
0.03 |
| Silicon (Si) Max. |
1 |
1 |
1 |
1 |
| Chromium (Cr) |
18.0-20.0 |
18.0-20.0 |
18.0-20.0 |
18.0-20.0 |
| Nickel (Ni) |
8.0-11.0 |
8.0-11.0 |
8.0-11.0 |
8.0-11.0 |
| Molybdenum (Mo) |
- |
- |
- |
- |
| Nitrogen (N) |
- |
- |
0.10-0.15 |
- |
| Iron (Fe) |
Bal. |
Bal. |
Bal. |
Bal. |
| Other Elements |
- |
- |
- |
- |
304 Stainless Steel Coil Mechanical properties
| Type |
Yield Strength 0.2% offset (KSI) |
Tensile Strength (KSI) |
% Elongation(2″ Gauge length) |
| 304 Ann |
30 min. |
75 min. |
40 min. |
| 304 ¼ Hard |
75 min. |
125 min. |
12 min. |
| 304 ½ Hard |
110 min. |
150 min. |
7 min. |
| 304L Ann |
25 min. |
70 min. |
40 min. |
| 304L ¼ Hard |
75 min. |
125 min. |
12 min. |
| 304L ½ Hard |
110 min. |
150 min. |
6 min. |
304 Stainless Steel Coil Physical Properties
| 304 & 304L |
|
|
| |
|
| Density (lb./ in^2) @ RT |
|
0.29 |
| Modulus of Elasticity in Tension (psi x 10^6) |
|
28 |
| Specific Heat (BTU/o F/lb.) |
32 to 212 oF |
0.12 |
| Thermal Conductivity (BTU/hr/ft^2/ft) |
212oF |
9.4 |
| |
932oF |
12.4 |
| Mean Coefficient of Thermal Expansion (in. x 10^-6 per o F) |
32 to 212oF |
9.2 |
| |
32 to 600oF |
9.9 |
| |
32 to 1,000oF |
10.2 |
| |
32 to 1,200oF |
10.4 |
| Electrical Resistivity (micro ohms - cm) |
at 70oF |
72 |
| Melting Point Range (oF) |
|
2550 to 2650 |
| Oxidation Resistance - Continuous Service(oF) |
|
1,650 |
| Oxidation Resistance - Intermittent Service(oF) |
|
1,500 |
Q1: What products can you offer?
A: We offer an extensive range of premium steel types, including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, 316L 300, and more.
Additionally, we provide the 400 series and duplex stainless steels such as 2205, 2304, 2101, 2507, as well as high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
A: Absolutely, we can manufacture products tailored to your specific drawings to ensure maximum satisfaction.
Q3. How does your factory do regarding quality control?
A: Quality is our utmost priority. We diligently control quality from the beginning to the end of the manufacturing process.
Q4. Can I request to change the form of packaging and transportation?
A: Yes, we can alter the packaging and transportation methods according to your specifications.
However, any additional costs incurred during this period must be borne by you.
Q5. How does your factory do regarding quality control?
A: Quality is a priority. We always attach great importance to quality controlling from the beginning to end.
Q6. How long is the delivery time?
A: Typically, delivery takes 7 to 20 working days post payment confirmation.
For urgent orders, we expedite the process to meet your timeline.
Q7. What is your Payment?
A: 100% T/T in advance, Western Union for small orders
B: 30% T/T upfront, with the remaining 70% before shipment
C: 100% Irrevocable LC at sight, suitable for large orders.
Q8: Can you make DDQ (Deep Drawing Quality)?
A: Yes, we specialize in DDQ materials for stainless steel pots, sinks, and bowls. Provide us with your specific usage, and we will adjust mechanical properties to match your needs.
Q9: How to get a sample?
A: We offer FREE samples 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: To date, we have exported 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 for you.
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