Salem Stainless Steel Suppliers Pvt. Ltd., supply premium Stainless Steel 309 Flats engineered for superior performance in elevated temperature and oxidizing environments. As a trusted leader in Salem and across India, we offer SS 309 flats that furnace manufacturers, heat treatment specialists, petrochemical processors, and thermal equipment fabricators rely on for excellent scaling resistance and durability up to 1038–1093°C.

Stainless steel 309 flats are part of the austenitic stainless steel family and are specially alloyed to provide enhanced heat resistance compared to standard grades like 304. Our 309 Flats are manufactured with precision and strict quality standards, ensuring superior surface finish, accurate dimensions, and consistent performance.

Chemical Properties of SS 309 Flats:

Element Content (%)
Carbon (C) ≤ 0.20
Chromium (Cr) m22.0 – 24.0
Nickel (Ni) 12.0 – 15.0
Manganese (Mn) ≤ 2.00
Silicon (Si) ≤ 0.75
Phosphorus (P) ≤ 0.045
Sulfur (S) ≤ 0.030
Iron (Fe) Balance

Mechanical Properties of Stainless Steel 309 Flats:

Property Value (Annealed)
Tensile Strength 620 MPa min
Yield Strength (0.2%) 310 MPa min
Elongation ≥40-45%
Hardness (Brinell) ≤217 HB

Physical Properties of 309 SS Flats:

Property Value
Density 8.0 g/cm³
Modulus of Elasticity 200 GPa
Thermal Expansion 14.9 × 10⁻⁶ /K
Thermal Conductivity 15.6 W/m·K
Specific Heat Capacity 500 J/kg·K
Electrical Resistivity 0.85 µΩ·m
Melting Range 1400-1455°C

Product Specifications:

Property Details
Product Stainless Steel 309 Flats
Length 10-12 ft.
Shape Rectangle
Min. Order Quantity 200 Kgs

Versatile Applications of 309 Flats:

  • Furnace Components: Heat exchangers, burners, and kiln liners.
  • Chemical Processing: Retorts and specialized piping support.
  • Auto Industry: Exhaust systems and manifold components.
  • Power Generation: Boiler baffles and firebox sheets.

If your project requires durable, heat-resistant, and high-performance materials, stainless steel 309 flats from Salem Stainless Steel Suppliers Pvt. Ltd. are the ideal choice. Our products are designed to perform under extreme conditions while ensuring long-term reliability.

Contact us today to request a quote or place your order for high-quality SS 309 flats.

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.