304 Stainless Steel Coil (SS 304 Coil / Type 304 Stainless Coil) is a premium austenitic stainless steel widely recognized for its excellent corrosion resistance, mechanical strength, and versatility. Manufactured by Jiangsu Cunrui Metal Products Co., Ltd., our 304 stainless steel coils comply with ASTM A240, AISI, JIS, and EN standards, ensuring consistent quality and reliability.
The chemical composition of SS 304 Coil includes 18–20% chromium and 8–10.5% nickel, providing outstanding resistance to oxidation and general corrosive environments. Each batch is supplied with mill test certificates (MTC), chemical composition reports, and optional third-party inspection (SGS, BV, TUV) to guarantee quality and compliance for international buyers.
Key Advantages
High Corrosion Resistance: Effective in various environments including chemical, food, and marine applications.
Good Mechanical Properties: Strong tensile and yield strength with excellent elongation and durability.
Versatile Surface Finishes: Available in 2B, BA, No.1, No.4, HL, and mirror finishes for diverse industrial applications.
Heat Resistant: Suitable for use up to 870°C (1600°F) in continuous service.
Internationally Certified: Fully compliant with ASTM, ISO, and other global standards.
Applications
Food & Beverage Industry: Processing equipment, storage tanks, and kitchen appliances.
Chemical & Petrochemical: Piping, tanks, heat exchangers, and reactors.
Construction & Architecture: Decorative panels, roofing, handrails, and structural elements.
Medical & Pharmaceutical: Surgical instruments, cleanroom equipment, and lab devices.
General Fabrication: Industrial machinery, welded components, and corrosion-resistant structures.
Product Specifications & Technical Data
Basic Information
|
Parameter |
Details |
|
Grade |
304 Stainless Steel (SS 304 Coil / Type 304 Stainless Coil) |
|
Standards |
ASTM A240 / AISI 304 / JIS SUS304 / EN 1.4301 |
|
Surface Finish |
2B, BA, No.1, No.4, HL, Mirror |
|
Thickness Range |
0.3 mm – 12 mm (customized) |
|
Width Range |
600 mm – 2000 mm |
|
Length / Coil ID |
As required (coil ID: 508 mm / 610 mm standard) |
|
Tensile Strength |
520 – 750 MPa |
|
Yield Strength |
≥ 205 MPa |
|
Elongation |
≥ 40% |
|
Hardness |
≤ 160 HB |
Chemical Composition of SS 304 Coil
|
Element |
Content (%) |
|
C |
≤ 0.08 |
|
Si |
≤ 1.00 |
|
Mn |
≤ 2.00 |
|
P |
≤ 0.045 |
|
S |
≤ 0.030 |
|
Cr |
18.0 – 20.0 |
|
Ni |
8.0 – 10.5 |
|
N |
≤ 0.10 |
|
Fe |
Balance |
Customization Services
Support for non-standard thickness, width, and coil ID.
Processing options: slitting, cutting, edge trimming, polishing, and coating.
Fabrication support: bending, welding, punching, or other custom requirements according to drawings.
Multiple stainless steel grades available for special projects.
Flexible MOQ for trial or bulk orders.
Price & Delivery
Competitive pricing with bulk order discounts.
Standard sizes available in stock for immediate shipment.
Custom orders typically delivered within 7–15 working days.
Export-standard packaging ensures safe international transport.
Our Strength
Advanced production lines with cold-rolling, annealing, and polishing capabilities.
Annual production capacity exceeding 50,000 MT for global export.
Over 10 years of export experience worldwide.
Certifications: ISO 9001, SGS, BV, TUV, ensuring international quality compliance.
Professional R&D and technical team providing guidance and support.
Service & Support
Fast inquiry response within 12 hours.
Technical consultation for material selection and applications.
Export-standard coil packaging with protective film and wooden pallets.
After-sales support including replacement or refund in case of verified quality issues.
Long-term partnership and flexible service for international buyers.
FAQ
Q1: What is the difference between SS 304 and SS 316?
A1: SS 316 contains molybdenum, providing higher resistance to pitting and chlorides than SS 304.
Q2: Can I order custom sizes?
A2: Yes, thickness, width, coil ID, and processing can be customized according to drawings.
Q3: Are inspection certificates provided?
A3: Yes, MTC, ISO, SGS, BV, and TUV reports are available.
Q4: What surface finishes are offered?
A4: 2B, BA, No.1, No.4, HL, and mirror finishes.
Q5: How fast is delivery?
A5: Standard sizes can be shipped immediately; custom orders ship within 7–15 working days.
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