Nickel Alloy Flanges: A Comprehensive Guide by Amardeep Steel Centre LLP
Nickel Alloy Flanges are essential components in various industrial applications where durability, resistance to corrosion, and high performance are paramount. As a leading Nickel Alloy Flanges manufacturer and exporter in India, Amardeep Steel Centre LLP is proud to offer a wide range of high-quality Nickel Flanges to meet the diverse needs of our global clients. In this article, we will delve into the properties, advantages, and applications of Nickel Alloy Flanges, providing you with a comprehensive understanding of why they are a preferred choice in many industries.
What Are Nickel Alloy Flanges?
Nickel Flanges are flanges made from nickel-based alloys that exhibit exceptional mechanical properties and resistance to various forms of corrosion. These flanges are used to connect pipes, valves, pumps, and other equipment to form a piping system. The unique characteristics of Nickel Flanges make them suitable for use in extreme environments, including high-temperature and corrosive conditions.
Nickel Alloy Flanges are available in various types, including slip-on, weld neck, socket weld, lap joint, threaded, and blind flanges. Each type serves a specific purpose and is chosen based on the requirements of the piping system and the operating conditions.

Properties Nickel Alloy Flanges
Nickel Flanges possess a range of properties that make them ideal for use in challenging environments. Some of the key properties include:
- Corrosion Resistance: Nickel Flanges exhibit excellent resistance to corrosion, particularly in acidic and alkaline environments. This property makes them suitable for use in chemical processing, oil and gas, and marine industries.
- High-Temperature Stability: Nickel alloys can withstand high temperatures without losing their strength or integrity. This makes Nickel Flanges ideal for use in high-temperature applications such as power generation and petrochemical processing.
- Strength and Durability: Nickel Flanges offer high tensile strength and durability, ensuring long service life even under harsh operating conditions. They can withstand mechanical stress and pressure, making them reliable for critical applications.
- Oxidation Resistance: Nickel alloys resist oxidation at elevated temperatures, preventing the formation of oxide layers that can compromise the integrity of the flange and the entire piping system.
- Versatility: Nickel Flanges can be easily fabricated and welded, allowing for a wide range of design options and customization to meet specific application requirements.
Advantages of Nickel Alloy Flanges
Nickel Flanges offer numerous advantages over other types of flanges. Some of the key benefits include:
- Long Service Life: The combination of corrosion resistance, strength, and durability ensures that Nickel Alloy Flanges have a long service life, reducing the need for frequent replacements and maintenance.
- Cost-Effective: Despite the initial higher cost compared to other materials, Nickel Alloy Flanges prove to be cost-effective in the long run due to their extended lifespan and reduced maintenance requirements.
- Reliability in Extreme Conditions: Nickel Flanges are reliable in extreme conditions, including high temperatures, corrosive environments, and high-pressure applications. This reliability minimizes the risk of flange failure and ensures the smooth operation of the entire piping system.
- Wide Range of Applications: The versatility of Nickel Flanges makes them suitable for use in various industries, including chemical processing, oil and gas, power generation, marine, and aerospace.
- Customizability: Nickel Flanges can be customized to meet specific requirements, including size, shape, and pressure ratings. This flexibility allows for precise integration into complex piping systems.


Schedule and Size Chart for Nickel Alloy Flanges
Nominal Pipe Size (NPS) | Schedule | Outside Diameter (OD) (inches) | Thickness (inches) | Inside Diameter (ID) (inches) |
1/2 | 10 | 0.840 | 0.109 | 0.622 |
1 | 40 | 1.315 | 0.133 | 1.049 |
2 | 80 | 2.375 | 0.218 | 1.939 |
4 | 160 | 4.500 | 0.337 | 3.826 |
6 | 40 | 6.625 | 0.280 | 6.065 |
10 | 40 | 10.750 | 0.365 | 10.020 |
12 | 80 | 12.750 | 0.500 | 11.750 |
24 | 40 | 24.000 | 0.688 | 22.624 |
Mechanical Properties Chart for Nickel Alloy Flanges
Nickel Alloy Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRB) |
Nickel 200 | 450 | 148 | 40 | 70 |
Nickel 201 | 380 | 100 | 45 | 60 |
Inconel 600 | 655 | 310 | 40 | 80 |
Inconel 625 | 930 | 450 | 30 | 89 |
Monel 400 | 550 | 240 | 35 | 80 |
Hastelloy C276 | 790 | 355 | 40 | 85 |
Specifications Chart for Nickel Alloy Flanges
Standard | Specifications | Description |
ASME B16.5 | Nickel Alloy Flanges | Standard for Pipe Flanges and Flanged Fittings |
ASTM B564 | Nickel Alloy Flanges | Standard Specification for Nickel Alloy Forgings |
ANSI B16.47 | Large Diameter Nickel Alloy Flanges | Standard for Large Diameter Steel Flanges |
ASTM B472 | Seamless and Welded Nickel Alloy Flanges | Specification for Seamless and Welded Nickel Alloys |
EN 1092-1 | Nickel Alloy Flanges | European Standard for Flanges |
Chemical Composition Chart for Nickel Alloy Flanges
Element | Nickel 200 | Nickel 201 | Inconel 600 | Inconel 625 | Monel 400 | Hastelloy C276 |
Nickel (Ni) | 99.0 min | 99.0 min | 72.0 min | 58.0 min | 63.0 min | 57.0 min |
Chromium (Cr) | – | – | 14.0-17.0 | 20.0-23.0 | – | 14.5-16.5 |
Molybdenum (Mo) | – | – | – | 8.0-10.0 | – | 15.0-17.0 |
Iron (Fe) | 0.40 max | 0.40 max | 6.0-10.0 | 5.0 max | 2.5 max | 4.0-7.0 |
Copper (Cu) | 0.25 max | 0.25 max | – | – | 28.0-34.0 | – |
Manganese (Mn) | 0.35 max | 0.35 max | 1.0 max | 0.50 max | 2.0 max | 1.0 max |
Silicon (Si) | 0.35 max | 0.35 max | 0.50 max | 0.50 max | 0.50 max | 0.08 max |
Carbon (C) | 0.15 max | 0.02 max | 0.15 max | 0.10 max | 0.30 max | 0.01 max |
Sulfur (S) | 0.01 max | 0.01 max | 0.015 max | 0.015 max | 0.024 max | 0.03 max |
Physical Properties Chart for Nickel Alloy Flanges
Property | Nickel 200 | Nickel 201 | Inconel 600 | Inconel 625 | Monel 400 | Hastelloy C276 |
Density (g/cm³) | 8.89 | 8.89 | 8.47 | 8.44 | 8.80 | 8.69 |
Melting Point (°C) | 1446 | 1446 | 1350-1413 | 1290-1350 | 1350-1400 | 1325-1370 |
Thermal Conductivity (W/m·K) | 76.2 | 76.2 | 15.9 | 9.8 | 21.8 | 10.3 |
Electrical Resistivity (µΩ·m) | 9.4 | 9.4 | 1.18 | 1.34 | 4.94 | 1.28 |
Modulus of Elasticity (GPa) | 207 | 207 | 206 | 206 | 179 | 205 |
Application Chart for Nickel Alloy Flanges
Industry | Applications | Nickel Alloy Grades Commonly Used |
Chemical Processing | Flanges in reactors, heat exchangers, piping systems | Nickel 200, Nickel 201, Hastelloy C276 |
Oil and Gas | Offshore platforms, refineries, pipelines | Inconel 625, Monel 400, Inconel 600 |
Power Generation | Boilers, turbines, heat recovery steam generators | Inconel 625, Inconel 600, Hastelloy C276 |
Marine Industry | Seawater systems, desalination plants, shipbuilding | Monel 400, Inconel 625 |
Aerospace Industry | Engine components, exhaust systems, high-temperature structural parts | Inconel 600, Inconel 625, Hastelloy C276 |
Pharmaceutical Industry | Sterile systems, reactors, filtration equipment | Nickel 201, Hastelloy C276 |
Petrochemical Industry | Flanges in cracking units, distillation columns, and piping | Inconel 600, Inconel 625, Hastelloy C276 |
Nickel Alloy Flanges Manufacturers and Exporters in India
As one of the leading Nickel Flanges manufacturers and exporters in India, Amardeep Steel Centre LLP is committed to delivering high-quality products that meet international standards. Our state-of-the-art manufacturing facilities and stringent quality control processes ensure that every flange we produce meets the highest levels of precision and performance.
We supply a wide range of Nickel Flanges in various grades, including Nickel 200, Nickel 201, Inconel 600, Inconel 625, Monel 400, and Hastelloy C276. Our flanges are manufactured using the finest raw materials and advanced techniques to ensure optimal performance in demanding applications.
Nickel Alloy Flanges Suppliers
At Amardeep Steel Centre LLP, we take pride in being a trusted supplier of Nickel Flanges to clients worldwide. Our extensive inventory and efficient supply chain management enable us to meet the diverse needs of our clients with timely deliveries and competitive pricing.
We work closely with our clients to understand their specific requirements and provide customized solutions that meet their exact needs. Whether you require standard flanges or specialized designs, our team of experts is ready to assist you in finding the perfect Nickel Flanges for your application.
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 Nickel Alloy 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.