SS 309 Welded Pipes are high-performance stainless steel pipes specifically designed for applications requiring excellent oxidation resistance and strength at elevated temperatures. Stainless Steel 309 Welded Pipes contain a higher percentage of chromium and nickel compared to standard stainless steel grades, allowing them to perform efficiently in high-temperature and corrosive environments.
309 Welded Pipes are widely used in industries such as petrochemical processing, heat treatment plants, power generation facilities, and furnace manufacturing. These pipes are known for their ability to withstand high temperatures and resist scaling, making them suitable for demanding industrial piping systems. At Salem Stainless Steel Suppliers Pvt. Ltd., we manufacture premium quality SS 309 Welded Pipes using advanced production methods and strict quality inspection procedures to ensure durability, strength, and long service life.
| Element | Percentage (%) |
|---|---|
| Carbon (C) | ≤0.20 |
| Chromium (Cr) | 22.0-24.0 |
| Nickel (Ni) | 12.0-15.0 |
| Manganese (Mn) | ≤2.00 |
| Silicon (Si) | ≤0.75-1.00 |
| Phosphorus (P) | ≤0.045 |
| Sulfur (S) | ≤0.030 |
| Iron (Fe) | Balance |
Mechanical Properties of Stainless Steel 309 Welded Pipes:
| Property | Metric Value |
|---|---|
| Tensile Strength | 515-620 MPa |
| Yield Strength (0.2%) | 205-310 MPa |
| Elongation (in 50mm) | 40% |
| Hardness (Brinell) | ≤217 HB |
| Reduction of Area | 50% |
Physical Properties of 309 SS Welded Pipes:
| Property | Value (Metric) |
|---|---|
| Density | 8.0 g/cm³ |
| Melting Range | 1400-1455°C |
| Modulus of Elasticity | 200 GPa |
| Electrical Resistivity | 0.85 μΩ·m |
| Thermal Conductivity (100°C) | 15.6 W/m·K |
| Coefficient of Thermal Expansion | 14.9 × 10⁻⁶ /K (100°C) |
Product Specifications:
| Specification | Details |
|---|---|
| Steel Grade | SS 309 |
| Unit Pipe Length | 6 meter, 9 meter, 3 meter |
| Shape | Round |
| Min. Order Quantity | 200 Kilogram |
Applications that demand 309:
- Furnace Parts: Burners, kiln liners, and heat exchangers.
- Power Generation: Boiler baffles and tube supports.
- Chemical Plants: High-heat fluid transport and catalytic recovery systems.
Ready to upgrade your thermal systems? Salem Stainless Steel Suppliers Pvt. Ltd., provides certified 309 Welded Pipes engineered for extreme durability.
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.
