In demanding industrial environments where mild steel fails and high-nickel alloys are over-budget, SS 409M Coils provide the perfect middle ground. At Salem Stainless Steel , we provide premium Stainless Steel 409M Coils that combine superior mechanical strength with excellent resistance to atmospheric corrosion and abrasion.

Stainless Steel 409M Coils are chromium-based ferritic stainless steel coils known for their good oxidation resistance, excellent weldability, and cost-effective performance. SS 409MM is an improved version of grade 409, offering better mechanical strength and corrosion resistance, especially in mildly corrosive and high-temperature environments.

Key Features of SS 409M Coils

  • Good resistance to oxidation and scaling at elevated temperatures
  • Excellent weldability, including electric fusion welding methods
  • Good formability and machinability
  • Smooth surface finish and uniform thickness
  • Cost-effective stainless steel solution

Chemical Properties of 409M Coils:

Element Percentage(%)
Chromium (Cr) 10.5 – 12.5
Nickel (Ni) 0.3 – 1.0
Carbon (C) Max 0.03
Manganese (Mn) Max 1.5
Silicon (Si) Max 1.0
Nitrogen (N) Max 0.03
Phosphorus/Sulfur Max 0.04 / 0.015

Mechanical Properties of Stainless Steel 409M Coils:

Property Value (Metric)
Tensile Strength 450-600 MPa
Yield Strength ≥280 MPa
Elongation (in 50mm) ≥20%
Hardness (Brinell) ≤180 HBW
Impact Strength ≤20 J (at 0°C)

Physical Properties of 409M Coils :

Property Value (Metric Units)
Density 7.70 g/cm3
Melting Point 1430-1510°C
Specific Heat 460 J/kg·K
Thermal Conductivity 25.0 W/m·K
Electrical Resistivity 0.60μΩ⋅m
Modulus of Elasticity 200 GPa
Magnetism Strongly Magnetic

Product Specifications:

Category Details & Range
Standard Specifications ASTM A240 / ASME SA240
International Standards JIS, AISI, GB, EN (1.4003), DIN
Thickness Range 0.3mm – 100mm
Width Options 1000mm, 1219mm, 1250mm, 1500mm, 1524mm, 2000mm/td>
Length As per customer requirement (Coil or Strip form)
Manufacturing Process Cold Rolled (CR), Hot Rolled (HR)
Available Forms 409M Coils, Strips, Foils, Shim Sheets, Perforated Sheets, Plates

Applications of 409M Coils

Our SS 409M Coils are widely used in:

  • Automotive exhaust systems
  • Heat exchangers and boilers
  • Structural components
  • Industrial fabrication
  • Power plant equipment
  • Engineering and manufacturing industries

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.