SS 409 Welded Pipes provide economical ferritic stainless steel performance with good high-temperature oxidation resistance for automotive exhaust systems and structural tubing. Stainless steel 409 welded pipes contain chromium and titanium stabilization, which improves durability, weldability, and resistance to scaling in moderately high-temperature environments.
Because of their excellent mechanical strength and affordability, 409 welded pipes are commonly used in automotive exhaust systems, structural engineering, transportation industries, and industrial piping systems. These pipes offer a balanced combination of corrosion resistance, strength, and economical pricing, making them a preferred material for various industrial applications.
Chemical Properties of SS 409 Welded Pipes:
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤0.08 |
| Chromium (Cr) | 10.5-11.75 |
| Manganese (Mn) | ≤1.00 |
| Silicon (Si) | ≤1.00 |
| Phosphorus (P) | ≤0.045 |
| Sulfur (S) | ≤0.045 |
| Nickel (Ni) | ≤0.5 |
| Titanium (Ti) | 6xC min, ≤0.75 |
| Iron (Fe) | Balance |
Mechanical Properties of Stainless Steel 409 Welded Pipes:
| Property | Value (Min) |
|---|---|
| Tensile Strength | 380-450 MPa |
| Yield Strength (0.2%) | 170-240 MPa |
| Elongation (in 50mm) | 20-25% |
| Hardness (Rockwell B) | ≤88 HRB |
| Hardness (Brinell) | ≤217 HB |
Physical Properties of 409 SS Welded Pipes:
| Property | Value |
|---|---|
| Density | 7.8 g/cm³ |
| Melting Range | 1450-1500°C |
| Thermal Conductivity (100°C) | 25.8 W/m·K |
| Electrical Resistivity | 600 nΩ·m |
| Coefficient of Thermal Expansion (0-100°C) | 11.0 × 10⁻⁶ /K |
| Specific Heat Capacity (0-100°C) | 460 J/kg·K |
Product Specifications:
| Specification | Details |
|---|---|
| Steel Grade | SS 409 |
| Unit Pipe Length | 6 meter, 9 meter |
| Shape | Round |
| Min. Order Quantity | 200 Kilogram |
Primary Applications for 409:
- Exhaust Technology: Non-aesthetic exhaust components for trucks and heavy machinery.
- Agricultural Equipment: Dry fertilizer spreaders and grain handling systems.
- Furnace Components: Heat exchanger tubes and furnace liners where appearance is secondary to performance.
Looking for a budget-friendly durability upgrade? Salem Stainless Steel Suppliers Pvt. Ltd., provides high-quality 409 welded pipes built for long-term industrial service.
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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.
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