SS 441 Seamless Pipes deliver exceptional high-temperature strength and corrosion resistance for demanding exhaust and industrial applications. As a dual-stabilized ferritic grade, Stainless Steel 441 Seamless Pipes offer cost-effective performance with superior weldability, making them ideal for automotive OEMs.
Unlike standard ferritic grades, 441 is “dual-stabilized” with Niobium and Titanium, making it a powerhouse for applications that demand both corrosion resistance and thermal stability-choosing a 441 Seamless Pipe ensures your system can handle continuous heat without the risk of scaling or structural degradation.
Chemical Properties of SS 441 Seamless Pipes:
| Element | % Max |
|---|---|
| Carbon (C) | 0.03 |
| Chromium (Cr) | 17.5-19.5 |
| Manganese (Mn) | 1.00 |
| Silicon (Si) | 1.00 |
| Phosphorus (P) | 0.040 |
| Sulfur (S) | 0.015-0.030 |
| Nickel (Ni) | 1.00 |
| Nitrogen (N) | 0.03 |
| Titanium (Ti) | 0.10-0.60 |
| Niobium (Nb) | 0.30+9×C min |
Mechanical Properties of Stainless Steel 441 Seamless Pipes:
| Property | Value Min |
|---|---|
| Tensile Strength | 430-640 MPa |
| Yield Strength (0.2%) | 230-310 MPa |
| Elongation | 20-32% |
| Hardness (Rockwell B max) | 78-90 HRB |
| Hardness (HV max) | 180-220 HV |
| Elastic Modulus | 200-220 GPa |
Physical Properties of 441 Seamless Pipes:
| Property | Value |
|---|---|
| Density | 7.69-7.7 g/cm³ |
| Melting Point | ~1450-1520°C |
| Thermal Expansion | 11.0 × 10⁻⁶/°C |
| Thermal Conductivity | 25 W/m·K |
| Specific Heat Capacity | 460 J/kg·K |
| Electrical Resistivity | 0.60 Ω·mm²/m |
Product Specifications:
| Property | Specification |
|---|---|
| Steel Grade | SS 441 |
| Length | 6m, 9m, 12m |
| Shape | Round |
| Min. Order Quantity | 200 Kilogram |
Primary Application of 441 SS Seamless Pipes:
- Automotive Exhausts: Manifolds, mufflers, catalytic converters
- Heat Exchangers: Tubes, shells in chemical plants
- Industrial Furnaces: Combustion chambers, oven linings
- Architectural Trim: Handrails, balustrades
- Kitchen Equipment: Sinks, extractor hoods, work surfaces
With their seamless construction and stabilized ferritic structure, 441 Seamless Pipes offer outstanding durability and long-term performance in demanding environments. Our company is dedicated to supplying premium-quality 441 Seamless Pipes that meet international standards and provide exceptional value for industrial applications.
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.
