Discover our premium SS 409 coils, also known as Stainless Steel 409 Coils or 409 Coils, engineered with Salem-treated steel for superior performance. These AISI/SS 409 coils deliver exceptional properties, including excellent weldability, oxidation resistance, and corrosion protection ideal for automotive exhaust systems, mufflers, and other high-heat applications.
Crafted from 100% authentic stainless steel sourced from certified, trusted suppliers, our 409 coils undergo rigorous production under expert supervision. This ensures flawless quality, precise tolerances, and outstanding dimensional stability. Available in a wide range of specifications custom thicknesses, widths, finishes, and sizes. Our Stainless Steel 409 coils meet diverse industrial needs, from automotive manufacturing to structural components.
Key Features and Benefits:
- High weldabilityfor seamless fabrication
- Ferritic structurefor cost-effective heat resistance up to 760°C
- Salem-treatedfor enhanced surface quality and durability
- Customizable to fit your exact project requirements
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.08 |
| Chromium (Cr) | 10.5 – 11.75 |
| Manganese (Mn) | ≤ 1.0 |
| Silicon (Si) | ≤ 1.0 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.045 |
| Titanium (Ti) | ≤ 0.75 |
Mechanical Properties of Stainless Steel 409 Coils:
| Property | Value (Metric) |
|---|---|
| Tensile Strength (MPa) | 450 |
| Yield Strength (0.2% MPa) | 240 |
| Elongation (% in 50mm) | 25 |
| Rockwell B Hardness (HRB) | 75 (max) |
| Brinell Hardness (HB) | 131 (max) |
Physical Properties of 409 Coils:
| Property | Value (Grade 441) |
|---|---|
| Density | 7.75-7.80 g/cm³ |
| Modulus of Elastic | 200 GPa |
| Thermal Conductivity (at 100°C) | 25.8 W/m·K |
| Coefficient of Thermal Expansion (20-100°C) | 11.0-11.7 µm/m·°C |
| Electrical Resistivity | 0.60 Ω·mm²/m |
| Melting Range | 1425-1510 °C |
Product Specifications:
| Property | Options/Sizes |
|---|---|
| Item | SS 409 Coil (Hot Rolled, Cold Rolled) |
| Thickness | 0.3 mm – 100 mm |
| Width | 1000 mm, 1219 mm, 1250 mm, 1500 mm, 1524 mm, 2000 mm |
| Length | 2000 mm, 2440 mm, 3000 mm, 5800 mm, 6000 mm, custom |
| Surface Finish | 2B, 2D, BA, No.1, No.4, No.8, 8K, Mirror, Checkered, Embossed, Hairline, Sandblast, Brush, Etching |
Key Applications of 409 SS Coils:
These coils are widely used in demanding environments requiring moderate corrosion resistance.
- Automotive exhaust systems (mufflers, pipes, catalytic converters)
- Heat exchangers and furnace components
- Structural parts in appliances and railcars
- Roofing, siding, and decorative trim
- Tubing and containers for food/chemical processing
Their economy makes SS 409 coils a go-to for high-volume manufacturing over pricier austenitic grades.
Order Your SS 410 Coils Today
We provides the reliability your business needs for high-stakes engineering. Contact us for the best rates in Chennai and global shipping options.
Countries We Export
Macau, Philippines, Estonia, Slovakia, India, Switzerland, France, Gambia, United States, Nepal, Iran, Australia, Thailand, Gabon, Zimbabwe, Bangladesh, Angola, Lithuania, Kuwait, Kazakhstan, Trinidad & Tobago, Puerto Rico, Singapore, Mexico, Azerbaijan, Brazil, Bulgaria, United Arab Emirates, Tibet, Greece, South Africa, Afghanistan, Sri Lanka, Italy, China, Serbia, Turkey, Mexico, Bolivia, Peru, Chile, Belarus, Yemen, Namibia, Qatar, Algeria, Libya, Nigeria, Japan, Poland, Austria, Bhutan, Nigeria, Portugal, Czech Republic, Croatia, Jordan, Hungary, Finland, Pakistan, Spain, South Korea, Ecuador, Denmark, Canada, Kenya, Saudi Arabia, Vietnam, Sweden, Malaysia, Bahrain, Costa Rica, Venezuela, Israel, Netherlands, United Kingdom, New Zealand, Russia, Morocco, Poland, Indonesia, Hong Kong, Egypt, Oman, Norway, Chile, Iran, Lebanon, Taiwan, Ghana, Romania, Mongolia, Ukraine, Colombia, Tunisia, Ireland, Iraq, Belgium, Argentina, Germany.
Cities We Supply
Calgary, Al Jubail, Hong Kong, Bhopal, Jeddah, Toronto, Ulsan, Aberdeen, Thiruvananthapuram, Petaling Jaya, Nashik, Houston, Montreal, Cairo, Ernakulam, Atyrau, Karachi, Haryana, Istanbul, Jakarta, Sharjah, Nagpur, Dallas, Ranchi, Algiers, Doha, Santiago, Geoje-si, Singapore, Chennai, Jamshedpur, Perth, New Delhi, Tehran, Vadodara, New York, Caracas, Ahmedabad, Edmonton, Kanpur, Busan, Mumbai, Secunderabad, Bengaluru, Kolkata, Pimpri-Chinchwad, Manama, Vung Tau, Melbourne, Bangkok, Colombo, Ankara, Bogota, Sydney, Milan, Port-of-Spain, Abu Dhabi, Thane, Ahvaz, Visakhapatnam, Rajkot, Jaipur, Indore, Kuwait City, Gurgaon, Baroda, Navi Mumbai, La Victoria, Surat, Ludhiana, Lahore, Hanoi, Riyadh, Faridabad, Hyderabad, Coimbatore, Mexico City, Dubai, Al Khobar, Rio de Janeiro, Pune, Chiyoda, Moscow, Lagos, London, Madrid, Granada, Ho Chi Minh City, Brisbane, Chandigarh, Seoul, Courbevoie, Los Angeles, Gimhae-si, Dammam, Howrah, Muscat, Noida, Kuala Lumpur, Pondicherry, Tamil Nadu.
