ASTM B394 R04251 Niobium Fittings
ASTM B394 R04251 Niobium Fittings are specialized components designed for applications requiring exceptional resistance to high temperatures, corrosion, and chemical reactions. These fittings, made from Niobium R04251 alloy, are known for their superior performance in challenging environments, such as chemical processing, aerospace, and high-tech industries. ASC LLP is a leading supplier and exporter of these premium niobium fittings, providing reliable solutions that meet the exacting standards of various industrial applications.
What is ASTM B394 Niobium R04251 Fittings?
ASTM B394 Niobium R04251 Fittings are fittings manufactured from a niobium alloy that conforms to the specifications outlined in ASTM B394. Niobium R04251 is a high-purity alloy known for its remarkable corrosion resistance, high melting point, and ability to maintain mechanical strength at elevated temperatures. These properties make ASTM B394 Niobium R04251 fittings an excellent choice for critical applications where durability and performance are paramount.
Properties of ASTM B394 R04251 Niobium Fittings
Niobium fittings ASTM B394 are widely recognized for their unique properties, which make them suitable for demanding applications:
- High Corrosion Resistance: Niobium ASTM B394 fittings exhibit outstanding resistance to a wide range of corrosive environments, including acids, alkalis, and salts. This makes them ideal for chemical processing plants and other aggressive industrial settings.
- High-Temperature Stability: Niobium R04251 fittings can withstand extreme temperatures without losing structural integrity, making them suitable for high-temperature applications such as aerospace and power generation.
- Excellent Mechanical Strength: These fittings maintain their strength and hardness at elevated temperatures, providing reliable performance in stress-intensive applications.
- Low Thermal Expansion: The low thermal expansion coefficient of R04251 niobium fittings ensures minimal dimensional changes during thermal cycling, maintaining tight tolerances and consistent performance.
- Superior Weldability: ASTM B394 R04251 niobium fittings can be easily welded, allowing for seamless integration into complex systems without compromising their performance characteristics.
Advantages of ASTM B394 R04251 Niobium Fittings
- Enhanced Durability: The alloy’s high resistance to wear and corrosion extends the service life of these fittings, reducing the need for frequent replacements and maintenance.
- Chemical Inertness: These niobium fittings are chemically inert to most aggressive media, preventing reactions that could compromise system integrity or contaminate processes.
- High Purity: Manufactured under stringent quality standards, these fittings ensure minimal contamination, which is crucial for sensitive applications such as semiconductor manufacturing and medical devices.
- Adaptability: Available in various sizes and configurations, ASTM B394 R04251 niobium fittings can be tailored to meet specific requirements, enhancing their versatility in diverse industries.
- Reliable Performance in Extreme Conditions: From cryogenic environments to high-temperature applications, these niobium fittings offer consistent performance, making them a reliable choice for critical operations.
Schedule and Size Chart
| Nominal Pipe Size (NPS) | Outer Diameter (OD) (inches) | Wall Thickness (Schedule 40) | Wall Thickness (Schedule 80) | Wall Thickness (Schedule 160) |
| 1/2″ | 0.840 | 0.109 | 0.147 | 0.294 |
| 3/4″ | 1.050 | 0.113 | 0.154 | 0.308 |
| 1″ | 1.315 | 0.133 | 0.179 | 0.358 |
| 1-1/2″ | 1.900 | 0.145 | 0.200 | 0.400 |
| 2″ | 2.375 | 0.154 | 0.218 | 0.436 |
| 3″ | 3.500 | 0.216 | 0.300 | 0.578 |
| 4″ | 4.500 | 0.237 | 0.337 | 0.674 |
| 6″ | 6.625 | 0.280 | 0.432 | 0.864 |
| 8″ | 8.625 | 0.322 | 0.500 | 1.000 |
| 10″ | 10.750 | 0.365 | 0.593 | 1.125 |
Mechanical Properties Chart
| Property | Value |
| Tensile Strength | 330 MPa (min) |
| Yield Strength | 240 MPa (min) |
| Elongation | 20% (min) |
| Hardness (Rockwell B) | 40 |
| Modulus of Elasticity | 105 GPa |
| Poisson’s Ratio | 0.39 |
Specifications Chart
| Specification | Details |
| Standard | ASTM B394 |
| Grade | R04251 |
| Material | Niobium Alloy |
| Fitting Types | Elbows, Tees, Reducers, Caps |
| Size Range | 1/2″ to 24″ |
| Schedules | 5, 10, 20, 40, 80, 120, 160, XXS |
| Manufacturing Process | Seamless, Welded |
| End Connection Types | Butt Weld, Socket Weld, Threaded |
Chemical Composition Chart
| Element | Percentage (%) |
| Niobium | 99.9 min |
| Tantalum | 0.12 max |
| Titanium | 0.02 max |
| Tungsten | 0.02 max |
| Iron | 0.02 max |
| Molybdenum | 0.02 max |
Physical Properties Chart
| Property | Value |
| Density | 8.57 g/cm³ |
| Melting Point | 2,468°C |
| Thermal Conductivity | 54 W/m·K |
| Electrical Resistivity | 152 nΩ·m |
| Coefficient of Expansion | 7.1 x 10⁻⁶ /°C (20°C to 100°C) |
Applications Chart
| Industry | Applications |
| Chemical Processing | Valves, Pumps, Heat Exchangers, Reaction Vessels |
| Aerospace | Rocket Engines, Jet Propulsion Systems |
| Nuclear | Reactor Components, Heat Shields |
| Electronics and Semiconductors | High-Performance Devices, Circuitry |
| Medical | Implants, Surgical Tools, Medical Devices |
| Power Generation | Turbine Blades, High-Temperature Components |
ASTM B394 R04251 Niobium Fittings: Exporters and Suppliers
ASC LLP is a renowned exporter and supplier of ASTM B394 R04251 niobium fittings, committed to delivering products of the highest quality. We offer a wide range of niobium fittings, including elbows, tees, reducers, and caps, all manufactured in compliance with international standards. Our fittings are extensively tested for mechanical properties, chemical composition, and dimensional accuracy, ensuring that they meet the stringent requirements of various industrial sectors.
- Quality Assurance: We adhere to rigorous quality control measures, ensuring that every niobium fitting meets the highest standards of performance and reliability.
- Customization: Our ability to provide custom sizes and configurations allows us to meet the specific needs of our clients, enhancing operational efficiency.
- Global Supply Network: With a robust supply chain and efficient logistics, we are capable of delivering niobium fittings worldwide, ensuring timely and reliable service.
- Technical Expertise: Our team of experts offers technical support and guidance, helping you choose the right niobium fittings for your application.
- Competitive Pricing: We offer our niobium fittings at competitive prices, ensuring value for money without compromising on quality.
ASTM B394 R04251 Niobium Fittings are an excellent choice for industries requiring materials that can withstand extreme conditions and corrosive environments. With their unique properties, these fittings offer unmatched performance, reliability, and longevity. ASC LLP is proud to be a leading exporter and supplier of these specialized niobium fittings, delivering quality and excellence to our global clients.
Global Reach
Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM B394 R04251 Niobium Fittings. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.
Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.
