Hastelloy Flanges: Superior Performance in Challenging Environments
As industries evolve and demands for high-performance materials increase, the need for specialized components like Hastelloy flanges becomes crucial. At Amardeep Steel Centre LLP, we pride ourselves on being leading Hastelloy Flanges traders and exporters in India, offering top-quality products that meet the stringent requirements of various industrial applications. This page aims to provide a comprehensive understanding of Hastelloy flanges, including their properties, advantages, and why they are a preferred choice for many industries worldwide.
What Are Hastelloy Flanges?
Hastelloy is a family of corrosion-resistant superalloys primarily composed of nickel, molybdenum, and chromium. These alloys are designed to withstand the harshest environments, making them ideal for use in industries where resistance to corrosion and extreme temperatures is critical. Hastelloy flanges are integral components that connect pipes, valves, pumps, and other equipment, ensuring the smooth flow of fluids while maintaining the integrity of the system under severe conditions.
At Amardeep Steel Centre LLP, we offer a wide range of Hastelloy flanges that cater to the diverse needs of our clients. Our products are known for their exceptional quality, durability, and ability to perform in the most demanding environments.

Properties of Hastelloy Flanges
Hastelloy flanges are renowned for their remarkable properties, which make them indispensable in various industries:
- Corrosion Resistance: Hastelloy alloys are known for their superior resistance to corrosion, especially in oxidizing and reducing environments. This makes Hastelloy flanges ideal for use in chemical processing, oil and gas, and marine industries.
- High-Temperature Strength: Hastelloy flanges retain their mechanical properties even at elevated temperatures. This characteristic makes them suitable for applications involving high-temperature processes, such as heat exchangers and reactors.
- Versatility: Hastelloy flanges are compatible with various media, including acidic, alkaline, and chloride-rich environments. Their versatility ensures reliable performance across a wide range of industrial applications.
- Durability: The robust construction of Hastelloy flange ensures long-term durability and resistance to wear and tear, reducing the need for frequent replacements and maintenance.
- Weldability: Hastelloy flanges exhibit excellent weldability, allowing for easy installation and maintenance. The alloy’s ability to form strong, defect-free welds ensures the reliability of the entire piping system.
Advantages of Hastelloy Flanges
Choosing Hastelloy flanges for your industrial needs offers numerous advantages:
- Extended Lifespan: The corrosion resistance and durability of Hastelloy flanges ensure a longer service life, even in the harshest conditions. This reduces downtime and maintenance costs, making them a cost-effective solution.
- Enhanced Safety: The reliability of Hastelloy flanges in extreme environments enhances the safety of your operations. Whether dealing with corrosive chemicals or high-temperature processes, Hastelloy flanges minimize the risk of leaks and failures.
- Versatile Applications: Hastelloy flanges are suitable for a wide range of applications, including chemical processing, power generation, pharmaceuticals, and more. Their versatility ensures that they can meet the specific demands of various industries.
- Compliance with Industry Standards: At Amardeep Steel Centre LLP, we ensure that our Hastelloy flanges meet the highest industry standards, including ASTM, ASME, and DIN. This compliance guarantees that you receive products of the highest quality and performance.


Schedule and Size Chart
Size (inches) | Schedule (SCH) | Outside Diameter (OD) | Thickness (inches) | Flange Type |
1/2″ | SCH 10, 40, 80 | 0.84 | 0.109 – 0.147 | Weld Neck, Slip-On |
3/4″ | SCH 10, 40, 80 | 1.05 | 0.113 – 0.154 | Weld Neck, Slip-On |
1″ | SCH 10, 40, 80 | 1.32 | 0.133 – 0.179 | Weld Neck, Socket Weld |
2″ | SCH 10, 40, 80 | 2.38 | 0.154 – 0.218 | Weld Neck, Blind |
4″ | SCH 10, 40, 80 | 4.5 | 0.237 – 0.337 | Weld Neck, Slip-On |
6″ | SCH 10, 40, 80 | 6.625 | 0.280 – 0.432 | Weld Neck, Lap Joint |
8″ | SCH 10, 40, 80 | 8.625 | 0.322 – 0.500 | Weld Neck, Slip-On |
10″ | SCH 10, 40, 80 | 10.75 | 0.365 – 0.593 | Weld Neck, Blind |
12″ | SCH 10, 40, 80 | 12.75 | 0.375 – 0.687 | Weld Neck, Slip-On |
16″ | SCH 10, 40, 80 | 16.0 | 0.500 – 0.875 | Weld Neck, Slip-On |
Mechanical Properties Chart
Property | Value |
Tensile Strength | 100-140 ksi (690-965 MPa) |
Yield Strength | 45-70 ksi (310-485 MPa) |
Elongation (in 2″) | 40-50% |
Hardness (Rockwell B) | 80-95 |
Impact Strength (Charpy) | 100-150 ft-lb |
Specifications Chart
Specification | Standard |
ASTM | ASTM B564 |
ASME | ASME B16.5, B16.47 |
Pressure Rating | 150# to 2500# |
Sizes | 1/2″ to 48″ |
Material Grades | Hastelloy C276, C22, B2, X |
Type | Weld Neck, Slip-On, Blind, Lap Joint, Socket Weld |
Manufacturing Process | Forged, Machined |
Chemical Composition Chart
Element | Hastelloy C276 (%) | Hastelloy C22 (%) | Hastelloy B2 (%) |
Nickel (Ni) | 57.0 min | 56.0 min | 66.0 min |
Molybdenum (Mo) | 15.0-17.0 | 13.0-15.0 | 26.0-30.0 |
Chromium (Cr) | 14.5-16.5 | 20.0-22.5 | 1.0 max |
Iron (Fe) | 4.0-7.0 | 2.0-6.0 | 2.0 max |
Tungsten (W) | 3.0-4.5 | 2.5-3.5 | – |
Cobalt (Co) | 2.5 max | 2.5 max | 1.0 max |
Carbon (C) | 0.01 max | 0.015 max | 0.02 max |
Manganese (Mn) | 1.0 max | 0.5 max | 1.0 max |
Silicon (Si) | 0.08 max | 0.08 max | 0.1 max |
Physical Properties Chart
Property | Value |
Density | 8.89 g/cm³ |
Melting Point | 1325-1370°C (2417-2500°F) |
Thermal Conductivity | 9.9 W/m·K at 25°C |
Electrical Resistivity | 1.21 μΩ·m at 20°C |
Modulus of Elasticity | 205 GPa |
Specific Heat Capacity | 427 J/kg·K at 25°C |
Application Chart
Industry | Applications |
Chemical Processing | Heat exchangers, reactors, evaporators, and piping systems exposed to corrosive media such as sulfuric acid, hydrochloric acid, and chlorine. |
Oil & Gas | Offshore platforms, subsea equipment, and refinery components where resistance to sour gas, seawater, and aggressive chemicals is essential. |
Power Generation | Boiler components, flue gas desulfurization systems, and nuclear reactor components that require high-temperature and corrosion resistance. |
Pharmaceutical | Production and processing equipment for the manufacture of pharmaceuticals, where purity and resistance to corrosive cleaning agents are critical. |
Marine | Components for marine engineering, such as valves, pumps, and seawater piping systems, that require resistance to seawater and marine environments. |
Aerospace | Turbine blades, combustors, and other components exposed to high temperatures and corrosive environments in jet engines and other aerospace applications. |
Why Choose Amardeep Steel Centre LLP for Hastelloy Flanges?
Amardeep Steel Centre LLP has established itself as a trusted name in the field of Hastelloy flanges suppliers, traders, and exporters in India. Here’s why our clients prefer us:
- Quality Assurance: We are committed to delivering only the highest quality Hastelloy flanges, manufactured in compliance with international standards and thoroughly tested for durability and performance.
- Extensive Inventory: Our large inventory ensures that we can meet the diverse needs of our clients promptly, offering a wide range of Hastelloy flanges in different sizes, specifications, and grades.
- Global Reach: With a robust network of distributors and logistics partners, we export Hastelloy flanges to clients worldwide, ensuring timely delivery and reliable service.
- Technical Expertise: Our team of experienced professionals provides technical support and guidance to help clients choose the right Hastelloy flanges for their specific applications.
- Competitive Pricing: We offer competitive pricing without compromising on quality, making us the preferred choice for cost-conscious clients who demand excellence.
Hastelloy flange are the go-to solution for industries that require components with exceptional corrosion resistance, high-temperature stability, and mechanical strength. At Amardeep Steel Centre LLP, we are proud to be one of the leading Hastelloy flanges suppliers, traders, and exporters in India, offering a comprehensive range of flanges that meet the highest standards of quality and performance. Whether you need flanges for chemical processing, aerospace, power generation, or any other demanding application, our Hastelloy flanges provide the reliability and durability you can trust.
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 Hastelloy 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.