ASTM B564 Inconel 601 Flanges: Superior Performance for High-Temperature Applications
At Amardeep Steel Centre LLP, we specialize in providing top-quality flanges that meet stringent industry standards, including the highly reliable ASTM B564 Inconel 601 Flanges. These flanges are well-known for their exceptional resistance to high temperatures and corrosive environments, making them ideal for a range of demanding industrial applications. In this article, we will explore the various aspects of 601 Inconel Flanges, including their properties, advantages, and specific uses.
What is ASTM B564 601 Inconel Flanges?
ASTM B564 601 Inconel Flanges are made from a nickel-chromium alloy known as Inconel 601, which is designed for outstanding resistance to oxidation and other forms of high-temperature corrosion. These flanges are manufactured under the ASTM B564 specification, which covers nickel alloy forgings for high-performance flanges, fittings, and other components. The 601 Inconel Flanges are characterized by their excellent mechanical strength and resistance to thermal fatigue, oxidation, and carburization at elevated temperatures.

Key Properties of ASTM B564 601 Inconel Flanges
- High Temperature Resistance: Inconel 601 Flanges maintain their structural integrity at high temperatures, making them suitable for applications that involve intense heat. They can withstand temperatures up to 1200°C (2192°F) without significant degradation or loss of strength.
- Excellent Oxidation Resistance: One of the standout properties of ASTM B564 601 Inconel Flanges is their superior oxidation resistance. The alloy forms a tight, stable oxide layer that prevents further oxidation, even in highly corrosive environments.
- Corrosion Resistance: These flanges offer exceptional resistance to a wide range of corrosive media, including sulfur compounds, acidic and alkaline environments, and aqueous corrosion. This makes them highly suitable for chemical processing, power generation, and petrochemical industries.
- Mechanical Strength and Durability: Inconel ASTM B564 601 Flanges possess excellent mechanical strength, ensuring durability and reliability in applications involving high pressure and temperature fluctuations. They also demonstrate good creep and rupture strength.
- Good Fabricability and Weldability: Despite their high strength, ASTM B564 601 Inconel Flanges are relatively easy to fabricate and weld, making them suitable for custom manufacturing and complex installations.
- Resistance to Carburization and Nitriding: The 601 Inconel Flanges exhibit excellent resistance to carburization and nitriding, which are common issues in high-temperature environments involving hydrocarbon processing.
Advantages of ASTM B564 601 Inconel Flanges
- Versatility in Application: Due to their unique combination of high-temperature strength, corrosion resistance, and oxidation resistance, ASTM B564 601 Inconel Flanges are used in various industries, including aerospace, power generation, petrochemicals, and chemical processing.
- Long Service Life: The robustness and durability of these flanges ensure a long service life, even in challenging operating conditions. This translates to reduced maintenance costs and downtime for industries relying on these components.
- Performance Under Extreme Conditions: Inconel Flanges ASTM B564 601 can perform exceptionally well under extreme conditions, such as fluctuating temperatures and corrosive environments, maintaining their strength and integrity throughout.
- Cost-Effective Solution: While the initial cost of ASTM B564 601 Inconel Flanges may be higher compared to other materials, their long-term benefits, including reduced maintenance and replacement costs, make them a cost-effective choice for many industries.
- Enhanced Safety and Reliability: These flanges are designed to perform reliably under severe conditions, reducing the risk of failure in critical applications. Their resistance to oxidation and high temperatures ensures safe and efficient operation of industrial systems.
- Customizability: The good fabricability and weldability of Inconel ASTM B564 601 Flanges allow for customization according to specific requirements, making them a versatile solution for diverse applications.


Schedule and Size Chart
Schedule | Nominal Pipe Size (NPS) | Outside Diameter (OD) (inches) | Thickness (inches) | Pressure Rating (psi) |
SCH 10 | 1/2″ – 24″ | 0.84 – 24.00 | 0.065 – 0.375 | 150 – 300 |
SCH 40 | 1/2″ – 24″ | 0.84 – 24.00 | 0.109 – 0.500 | 300 – 600 |
SCH 80 | 1/2″ – 24″ | 0.84 – 24.00 | 0.147 – 0.688 | 600 – 900 |
SCH 160 | 1/2″ – 24″ | 0.84 – 24.00 | 0.188 – 1.093 | 900 – 1500 |
XXS | 1/2″ – 24″ | 0.84 – 24.00 | 0.294 – 1.500 | 1500 – 2500 |
Mechanical Properties Chart
Property | Value |
Tensile Strength | 550 MPa (min) / 79.7 ksi (min) |
Yield Strength (0.2% Offset) | 240 MPa (min) / 34.8 ksi (min) |
Elongation (% in 2″) | 30% (min) |
Hardness | 85 HRB (max) |
Modulus of Elasticity | 205 GPa |
Impact Strength | 100 J (min) |
Specifications Chart
Specification | Details |
ASTM Standard | ASTM B564 |
Material Grade | Inconel 601 |
Flange Type | Slip-on, Weld Neck, Blind, Socket Weld, Threaded, etc. |
Pressure Class | 150#, 300#, 600#, 900#, 1500#, 2500# |
Size Range | 1/2″ to 48″ |
Face Type | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
End Connection | Butt Weld, Socket Weld, Threaded, etc. |
Manufacturing Process | Forged |
Finish | Annealed, Pickled, Passivated |
Applicable Standards | ASME B16.5, ASME B16.47, API 605, MSS SP-44 |
Chemical Composition Chart
Element | Percentage (%) |
Nickel (Ni) | 58.0 – 63.0 |
Chromium (Cr) | 21.0 – 25.0 |
Iron (Fe) | Balance |
Aluminum (Al) | 1.0 – 1.7 |
Carbon (C) | 0.10 (max) |
Manganese (Mn) | 1.0 (max) |
Silicon (Si) | 0.5 (max) |
Sulfur (S) | 0.015 (max) |
Copper (Cu) | 1.0 (max) |
Physical Properties Chart
Property | Value |
Density | 8.11 g/cm³ |
Melting Point | 1360 – 1411°C (2480 – 2571°F) |
Thermal Conductivity | 14.4 W/m·K |
Specific Heat Capacity | 0.427 J/g·K |
Electrical Resistivity | 1.03 µΩ·m at 20°C |
Coefficient of Thermal Expansion | 13.3 µm/m°C (20-1000°C) |
Application Chart
Industry | Applications |
Aerospace | Jet engines, exhaust systems, combustion liners, and afterburner components. |
Chemical Processing | Reactors, heat exchangers, piping systems handling corrosive chemicals. |
Power Generation | Gas turbines, heat recovery steam generators, high-temperature components. |
Petrochemical | Refineries, transport and processing of hydrocarbon fluids at elevated temperatures. |
Marine | Offshore platforms, desalination plants, seawater handling systems. |
Thermal Processing Equipment | Industrial furnaces, kilns, and heat treatment equipment. |
Pharmaceutical | Equipment for handling high-temperature, corrosive environments. |
Why Choose ASTM B564 601 Inconel Flanges from Amardeep Steel Centre LLP?
At Amardeep Steel Centre LLP, we are committed to providing high-quality flanges that meet the stringent requirements of modern industries. Our ASTM B564 601 Inconel Flanges are manufactured using the finest materials and the latest technology to ensure optimal performance and durability. Here’s why you should choose us:
- Quality Assurance: We adhere to the highest standards of quality control to ensure that our 601 Inconel Flanges meet or exceed customer expectations. Each flange is thoroughly tested for quality, strength, and durability.
- Expertise and Experience: With years of experience in the steel and alloy industry, we have the expertise to provide the right solutions for your specific needs. Our team of professionals is always ready to assist you in selecting the best products for your applications.
- Competitive Pricing: We offer 601 Inconel Flanges at competitive prices without compromising on quality. Our transparent pricing ensures that you get the best value for your investment.
- Custom Solutions: We provide customized flange solutions to meet your unique requirements. Whether you need specific sizes, shapes, or material grades, we can deliver products tailored to your specifications.
- Global Reach: As a leading supplier of steel and alloy products, we serve clients worldwide, ensuring timely delivery and excellent customer service, regardless of your location.
ASTM B564 601 Inconel Flanges are an excellent choice for high-temperature and corrosive applications across various industries. Their superior properties, including high-temperature resistance, corrosion resistance, and mechanical strength, make them a reliable solution for demanding environments. At Amardeep Steel Centre LLP, we offer premium-quality 601 Inconel Flanges that deliver outstanding performance, durability, and cost-effectiveness.
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 B564 Inconel 601 Flanges. 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.