Niobium ASTM B393 R04210 Plates: Excellence in High-Performance Materials
At ASC LLP, we pride ourselves on being at the forefront of providing top-quality materials that meet the highest industry standards. One such product that has garnered significant attention is the ASTM B393 R04210 Plates. These plates are renowned for their exceptional properties, making them an ideal choice for various demanding applications across multiple industries.
What are ASTM B393 R04210 Niobium Plates?
ASTM B393 R04210 Niobium Plates are manufactured according to the specifications set forth by the American Society for Testing and Materials (ASTM), ensuring they meet the rigorous requirements needed for high-performance applications. Niobium, a refractory metal with a high melting point, excellent corrosion resistance, and low density, is the primary material used in these plates. The R04210 grade refers to the specific alloy composition, which is carefully controlled to maintain consistent quality and performance.

Properties of ASTM B393 R04210 Niobium Plates
The ASTM B393 R04210 Niobium Plates possess a range of properties that make them an attractive choice for various applications:
- High Corrosion Resistance: Niobium is highly resistant to corrosion, especially in acidic environments. This property makes the plates ideal for use in chemical processing and other industries where exposure to harsh chemicals is common.
- Excellent Mechanical Strength: Despite its relatively low density, niobium exhibits excellent mechanical strength. This strength, combined with its ability to maintain stability at high temperatures, makes these plates suitable for applications requiring durability and reliability.
- Superior Heat Resistance: With a melting point of around 2,468°C (4,474°F), niobium can withstand extreme temperatures. This heat resistance is crucial for applications in industries such as aerospace and power generation, where materials are subjected to intense heat.
- Good Ductility and Malleability: The ASTM B393 R04210 Niobium Plates are known for their ductility and malleability, which allow them to be easily fabricated into various shapes and sizes. This property is essential for industries that require customized components.
- Low Thermal Expansion: Niobium has a low coefficient of thermal expansion, which means it expands very little when exposed to heat. This property is beneficial in applications where dimensional stability is critical.
- Biocompatibility: Niobium is biocompatible, making it a suitable material for medical applications such as implants and surgical instruments.
Advantages of ASTM B393 R04210 Niobium Plates
The ASTM B393 R04210 Niobium Plates offer several advantages that make them a preferred choice in various industries:
- Versatility: Due to their unique combination of properties, these plates can be used in a wide range of applications, from aerospace and chemical processing to medical devices and electronics.
- Longevity: The corrosion resistance and mechanical strength of niobium contribute to the longevity of the plates, reducing the need for frequent replacements and minimizing maintenance costs.
- Safety: Niobium’s biocompatibility and resistance to corrosion make it a safe material for use in environments where human health and safety are paramount, such as in medical and food processing equipment.
- Cost-Effectiveness: While niobium may be more expensive upfront compared to other materials, its durability and long lifespan can result in cost savings over time, making it a cost-effective choice in the long run.
- Sustainability: Niobium is a sustainable material that can be recycled without losing its properties, contributing to environmental conservation efforts.


Schedule and Size Chart
Plate Thickness (mm) | Plate Width (mm) | Plate Length (mm) |
1.0 – 3.0 | 1000 – 1500 | 2000 – 3000 |
3.1 – 5.0 | 1000 – 1500 | 2000 – 6000 |
5.1 – 10.0 | 1000 – 2000 | 2000 – 6000 |
10.1 – 20.0 | 1000 – 2000 | 2000 – 6000 |
20.1 – 50.0 | 1000 – 2000 | 2000 – 6000 |
50.1 – 100.0 | 1000 – 2500 | 2000 – 6000 |
Mechanical Properties Chart
Property | Value |
Tensile Strength (MPa) | 275 – 330 |
Yield Strength (0.2% offset, MPa) | 170 – 250 |
Elongation (%) | 25 – 40 |
Hardness (HBW) | 60 – 90 |
Modulus of Elasticity (GPa) | 105 – 125 |
Poisson’s Ratio | 0.38 |
Specifications Chart
Standard | Specification |
ASTM | B393 |
UNS Number | R04210 |
Material Type | Niobium |
Grade | R04210 |
Form | Plates |
Condition | Annealed or Cold Rolled |
Tensile Strength Chart
Temperature (°C) | Tensile Strength (MPa) |
25 | 275 – 330 |
100 | 265 – 325 |
200 | 250 – 315 |
300 | 240 – 305 |
400 | 230 – 295 |
500 | 220 – 285 |
Heat Treatment Requirement Chart
Heat Treatment Process | Temperature Range (°C) | Duration | Cooling Method |
Annealing | 1000 – 1200 | 1 – 2 hours | Air or Furnace Cooling |
Stress Relieving | 800 – 950 | 30 minutes to 1 hour | Air Cooling |
Solution Treatment | 1200 – 1300 | 1 – 2 hours | Rapid Air Cooling |
Chemical Composition Chart
Element | Composition (%) |
Niobium (Nb) | 99.9 (minimum) |
Tantalum (Ta) | 0.1 (maximum) |
Titanium (Ti) | 0.02 (maximum) |
Tungsten (W) | 0.02 (maximum) |
Iron (Fe) | 0.01 (maximum) |
Silicon (Si) | 0.005 (maximum) |
Oxygen (O) | 0.01 (maximum) |
Physical Properties Chart
Property | Value |
Density (g/cm³) | 8.57 |
Melting Point (°C) | 2468 |
Specific Heat Capacity (J/kg·K) | 265 |
Thermal Conductivity (W/m·K) | 53.7 |
Coefficient of Thermal Expansion (10⁻⁶ /°C) | 7.3 |
Electrical Resistivity (µΩ·cm) | 15.2 |
Application Chart
Industry | Application |
Aerospace | Jet engine components, rocket nozzles, heat shields |
Chemical Processing | Reactors, heat exchangers, piping systems |
Medical | Surgical instruments, implants, diagnostic equipment |
Electronics | Capacitors, superconducting magnets, high-temperature electronics |
Nuclear | Nuclear reactor components, radiation shielding |
Energy | Power generation equipment, gas turbines, solar panels |
ASC LLP: Your Trusted Supplier of Niobium ASTM B393 R04210 Plates
As a leading ASTM B393 R04210 Niobium Plates exporter and supplier, ASC LLP is committed to providing our customers with high-quality materials that meet their specific needs. Our plates are manufactured to the highest standards, ensuring that they deliver reliable performance in even the most demanding applications.
- Wide Range of Products: We offer a comprehensive range of Niobium ASTM B393 R04210 Plates, available in various sizes and thicknesses to suit your requirements.
- Custom Fabrication: Our team of experts can work with you to customize the plates to meet your specific needs, whether you require unique shapes, sizes, or additional processing.
- Global Reach: As a trusted ASTM B393 R04210 Niobium Plates trader and stockist, we serve customers across the globe, ensuring timely delivery and exceptional customer service.
- Quality Assurance: Our niobium plates are subject to rigorous quality control measures to ensure they meet the highest industry standards. We provide certification and documentation to support the quality and authenticity of our products.
- Expert Support: Our team of experienced professionals is here to assist you with any questions or concerns you may have about our products. We provide expert guidance to help you select the right materials for your specific application.
The ASTM B393 R04210 Niobium Plates offered by ASC LLP are an excellent choice for industries requiring high-performance materials that offer exceptional properties, durability, and versatility. Whether you are in the aerospace, chemical processing, medical, or electronics industry, our niobium plates are designed to meet the most stringent requirements and deliver reliable performance.
As a leading ASTM B393 R04210 Niobium Plates exporter and supplier, we are dedicated to providing our customers with the highest quality products and services. Trust ASC LLP to be your partner in success, providing you with the materials you need to excel in your industry.
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 B393 R04210 Plates. 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.