ASTM A182 Alloy Steel F5 Flanges: The Ideal Choice for High-Temperature and High-Pressure Applications
Amardeep Steel Centre LLP is a leading supplier, manufacturer, exporter, and trader of ASTM A182 Alloy Steel F5 Flanges. With a reputation for delivering high-quality flanges, our company ensures that each product meets the stringent requirements of our clients across various industries. In this comprehensive guide, we will delve into the properties, advantages, and applications of ASTM A182 Alloy Steel F5 Flanges, providing you with all the necessary information to make an informed decision for your industrial needs.
What Are ASTM A182 Alloy Steel F5 Flanges?
ASTM A182 Alloy F5 Flanges are forged components made from an alloy of chromium and molybdenum, designed to withstand high temperatures and pressures. The “F5” designation refers to a specific grade within the ASTM A182 specification, known for its enhanced corrosion resistance and mechanical strength. These flanges are commonly used in industries such as petrochemical, power generation, and oil and gas, where durability and reliability are paramount.

Properties of ASTM A182 Alloy Steel F5 Flanges
ASTM A182 Alloy Steel F5 Flanges possess a unique combination of properties that make them suitable for demanding environments:
- High Temperature Resistance: The chromium-molybdenum composition of F5 flanges provides excellent resistance to high temperatures, making them ideal for applications in steam and heat exchangers.
- Corrosion Resistance: These flanges offer superior resistance to oxidation and corrosion, particularly in environments where sulfur and other corrosive elements are present.
- Mechanical Strength: The alloy’s composition imparts high tensile and yield strength, ensuring that the flanges can withstand significant mechanical stress.
- Versatility: ASTM A182 Alloy Steel F5 Flanges are available in various shapes and sizes, including weld neck, slip-on, socket weld, lap joint, and blind flanges, making them adaptable to a wide range of piping systems.
- Durability: The robust construction of these flanges ensures long-term performance with minimal maintenance, reducing downtime and operational costs.
Advantages of Using ASTM A182 Alloy Steel F5 Flanges
Choosing ASTM A182 Alloy Steel F5 Flanges for your industrial applications offers several advantages:
- Enhanced Performance in Harsh Conditions: The flanges are designed to perform exceptionally well in high-temperature and high-pressure environments, providing reliability and safety in critical applications.
- Cost-Effective Solution: The durability and low maintenance requirements of F5 flanges result in reduced operational costs over time, making them a cost-effective choice for long-term projects.
- Compliance with Industry Standards: As a globally recognized standard, ASTM A182 ensures that the F5 flanges meet the rigorous quality and safety requirements necessary for use in various industries.
- Customization Options: Amardeep Steel Centre LLP offers customized F5 flanges to meet specific project requirements, including different sizes, pressure ratings, and surface finishes.
- Global Availability: As a leading exporter and trader, Amardeep Steel Centre LLP ensures that ASTM A182 Alloy F5 Flanges are readily available to clients worldwide, with efficient logistics and timely delivery.


Schedule and Size Chart
Schedule | Nominal Pipe Size (NPS) | Outside Diameter (OD) | Flange Thickness (t) | Bolt Circle Diameter (BCD) | Number of Bolts | Bolt Size |
SCH 10 | 1/2″ to 24″ | 21.3mm to 609.6mm | 11.2mm to 23.8mm | 34.9mm to 692.2mm | 4 to 12 | 1/2″ to 1″ |
SCH 40 | 1/2″ to 24″ | 21.3mm to 609.6mm | 14.3mm to 30.2mm | 34.9mm to 692.2mm | 4 to 12 | 5/8″ to 1-1/4″ |
SCH 80 | 1/2″ to 24″ | 21.3mm to 609.6mm | 17.5mm to 36.5mm | 34.9mm to 692.2mm | 4 to 12 | 3/4″ to 1-1/4″ |
SCH 160 | 1/2″ to 24″ | 21.3mm to 609.6mm | 21.3mm to 44.5mm | 34.9mm to 692.2mm | 4 to 12 | 3/4″ to 1-1/4″ |
Mechanical Properties Chart
Property | Value |
Tensile Strength | 415 MPa (min) |
Yield Strength | 205 MPa (min) |
Elongation | 20% (min) |
Hardness (Brinell) | 187 HB (max) |
Impact Strength (Charpy) | 27 J (min) at room temperature |
Specifications Chart
Specification | Description |
ASTM | ASTM A182/A182M |
ASME | ASME B16.5, B16.47, B16.48 |
DIN | DIN 2633, DIN 2634, DIN 2635 |
Pressure Class | 150#, 300#, 600#, 900#, 1500#, 2500# |
Size Range | 1/2″ to 48″ |
Type | Weld Neck, Slip-On, Socket Weld, Blind, Lap Joint, Threaded |
Face Type | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
Chemical Composition Chart
Element | Composition (%) |
Carbon (C) | 0.15 (max) |
Manganese (Mn) | 0.30-0.60 |
Phosphorus (P) | 0.025 (max) |
Sulfur (S) | 0.025 (max) |
Silicon (Si) | 0.50 (max) |
Chromium (Cr) | 4.00-6.00 |
Molybdenum (Mo) | 0.45-0.65 |
Physical Properties Chart
Property | Value |
Density | 7.85 g/cm³ |
Melting Point | 1425-1510°C (2597-2750°F) |
Thermal Conductivity | 35.0 W/m·K (at 100°C) |
Specific Heat Capacity | 460 J/kg·K |
Modulus of Elasticity | 205 GPa |
Application Chart
Industry | Application |
Petrochemical | Refinery piping, chemical processing equipment, gas processing units |
Power Generation | Steam turbines, boilers, heat exchangers, power plant piping |
Oil and Gas | Offshore drilling rigs, pipeline systems, natural gas processing plants |
Marine Engineering | Shipbuilding, offshore platforms, marine exhaust systems |
Industrial Equipment | High-pressure machinery, industrial furnaces, heat treatment equipment |
Chemical Processing | Corrosive chemical handling systems, acid production plants, high-temperature reactors |
ASTM A182 Alloy F5 Flanges: Suppliers and Manufacturers
As a leading supplier and manufacturer, Amardeep Steel Centre LLP is committed to providing high-quality ASTM A182 Alloy F5 Flanges that meet the diverse needs of our clients. Our state-of-the-art manufacturing facility is equipped with advanced machinery and technology, allowing us to produce flanges that adhere to the strictest quality standards.
We offer a wide range of F5 flanges in different dimensions, pressure ratings, and surface finishes, ensuring that our clients receive the right product for their specific application. Our experienced team of engineers and quality control experts ensures that every flange undergoes rigorous testing and inspection before it is shipped to our clients.
ASTM A182 Alloy F5 Flanges: Exporters and Traders
Amardeep Steel Centre LLP is not only a manufacturer but also a prominent exporter and trader of ASTM A182 Alloy F5 Flanges. With a global network of clients and partners, we have established ourselves as a trusted name in the industry. Our flanges are exported to various countries, including the United States, Europe, the Middle East, and Asia, where they are used in critical industrial applications.
Our commitment to quality, reliability, and customer satisfaction has earned us a reputation as a preferred supplier of F5 flanges in the international market. We work closely with our clients to understand their needs and provide tailored solutions that meet their specific requirements.
ASTM A182 Alloy F5 Flanges are an excellent choice for industries that require components capable of withstanding high temperatures, pressures, and corrosive environments. With their superior mechanical properties, corrosion resistance, and durability, these flanges offer a reliable and cost-effective solution for various industrial applications.
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 A182 Alloy Steel F5 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.