Copper Alloy Flanges: High-Quality Solutions by Amardeep Steel Centre LLP
Copper alloy flanges are essential components in a wide range of industrial applications. At Amardeep Steel Centre LLP, we specialize in manufacturing, supplying, and exporting top-quality copper alloy flanges, catering to the diverse needs of our clients across various industries. As leading Copper Alloy Flanges traders and exporters in India, we take pride in offering products that meet the highest standards of quality, durability, and performance.
What Are Copper Alloy Flanges?
Copper flanges are forged or cast rings of copper-based alloys that are used to connect pipes, valves, pumps, and other equipment in a piping system. They provide a secure and leak-proof connection, making them indispensable in fluid and gas transfer systems. Copper alloys, typically composed of copper combined with other metals like zinc, tin, nickel, or aluminum, enhance the mechanical and chemical properties of the base material, resulting in superior performance in demanding environments.
These flanges are available in various types, including slip-on flanges, weld neck flanges, socket weld flanges, blind flanges, and threaded flanges, each designed to meet specific application requirements. The versatility of copper alloy flanges makes them suitable for use in industries such as oil and gas, chemical processing, power generation, water treatment, and marine engineering.

Properties of Copper Alloy Flanges
The popularity of Copper Alloy Flanges stems from their remarkable properties, which make them ideal for use in challenging environments. Some of the key properties include:
- Corrosion Resistance: Copper alloys are naturally resistant to corrosion, making these flanges ideal for use in harsh environments where exposure to moisture, chemicals, or saltwater is common. This property extends the service life of the flanges, reducing the need for frequent replacements.
- High Thermal and Electrical Conductivity: Copper alloy flanges possess excellent thermal and electrical conductivity, making them suitable for applications that require efficient heat and energy transfer. This property is particularly valuable in industries like electronics, power generation, and heat exchangers.
- Mechanical Strength: The combination of copper with other metals enhances the mechanical strength of the alloy, providing flanges with superior tensile strength and durability. This ensures that the flanges can withstand high pressure and stress without deforming or failing.
- Malleability and Ductility: Copper alloys are known for their malleability and ductility, allowing the flanges to be easily formed into various shapes and sizes without compromising their structural integrity. This property is essential for creating custom flanges that meet specific client requirements.
- Anti-Microbial Properties: Copper alloys have inherent anti-microbial properties, making them suitable for use in applications where hygiene is a priority, such as in food processing and pharmaceutical industries.
Advantages of Copper Alloy Flanges
Choosing Copper Alloy Flanges for your piping systems comes with numerous advantages, which contribute to the efficiency, safety, and longevity of your operations. Some of the key advantages include:
- Longevity: The corrosion resistance and durability of copper alloy flanges ensure a long service life, reducing maintenance costs and downtime associated with flange failure.
- Versatility: Copper alloy flanges are suitable for a wide range of applications, thanks to their ability to withstand extreme temperatures, high pressures, and corrosive environments.
- Cost-Effectiveness: While the initial investment in copper alloy flanges may be higher than that of other materials, their long-term benefits, including reduced maintenance and replacement costs, make them a cost-effective choice in the long run.
- Environmental Sustainability: Copper is a recyclable material, and using copper alloy flanges supports sustainability efforts by reducing waste and conserving natural resources.
- Customizability: At Amardeep Steel Centre LLP, we offer customized copper alloy flanges tailored to your specific needs, ensuring that you get the perfect solution for your unique application.


Schedule and Size Chart
Nominal Pipe Size (NPS) | Outside Diameter (OD) | Flange Thickness | Bolt Circle Diameter | Number of Bolts | Bolt Size | Schedule |
1/2″ | 21.3 mm | 12.7 mm | 60.3 mm | 4 | 1/2″ x 1-1/4″ | 40 |
3/4″ | 26.7 mm | 14.3 mm | 69.8 mm | 4 | 1/2″ x 1-1/4″ | 40 |
1″ | 33.4 mm | 15.9 mm | 79.4 mm | 4 | 1/2″ x 1-1/2″ | 40 |
1-1/2″ | 48.3 mm | 17.5 mm | 98.4 mm | 4 | 1/2″ x 1-3/4″ | 40 |
2″ | 60.3 mm | 19.1 mm | 120.7 mm | 4 | 5/8″ x 2″ | 40 |
3″ | 88.9 mm | 20.6 mm | 152.4 mm | 4 | 5/8″ x 2″ | 40 |
4″ | 114.3 mm | 22.2 mm | 190.5 mm | 8 | 5/8″ x 2-1/4″ | 40 |
6″ | 168.3 mm | 23.8 mm | 241.3 mm | 8 | 3/4″ x 2-1/2″ | 40 |
Mechanical Properties Chart
Property | Typical Value | Unit | Standard |
Tensile Strength | 310 – 380 | MPa | ASTM B283 |
Yield Strength | 100 – 150 | MPa | ASTM B283 |
Elongation | 35% – 45% | % (in 50 mm) | ASTM B283 |
Hardness (Brinell) | 55 – 80 | HB | ASTM B283 |
Impact Strength | 40 – 55 | J (Charpy V-notch) | ASTM B283 |
Modulus of Elasticity | 110 – 130 | GPa | ASTM B283 |
Specifications Chart
Specification | Standard |
Material Standard | ASTM B283 |
Pressure Class | ANSI 150 – 2500 |
Flange Type | Slip-on, Weld Neck, Blind, Socket Weld, Threaded |
Manufacturing Process | Forged or Cast |
Facing Type | Raised Face, Flat Face, Ring Type Joint |
Surface Finish | 125-250 AARH |
Dimension Standard | ASME B16.5 |
Chemical Composition Chart
Element | Typical Composition (%) |
Copper (Cu) | 60 – 85% |
Zinc (Zn) | 10 – 40% |
Tin (Sn) | 1 – 5% |
Lead (Pb) | <0.1% |
Iron (Fe) | <0.5% |
Nickel (Ni) | 1 – 5% |
Aluminum (Al) | <1% |
Manganese (Mn) | <1% |
Phosphorus (P) | <0.1% |
Physical Properties Chart
Property | Typical Value | Unit |
Density | 8.5 – 8.9 | g/cm³ |
Melting Point | 950 – 1083 | °C |
Thermal Conductivity | 120 – 150 | W/m·K |
Electrical Conductivity | 40 – 60% IACS | % IACS |
Coefficient of Thermal Expansion | 17 – 18 | µm/m·°C |
Application Chart
Industry | Application |
Oil and Gas | Pipeline systems, Offshore platforms, Pressure vessels |
Chemical Processing | Acid and alkali handling, Heat exchangers, Reactors |
Power Generation | Boilers, Turbines, Cooling systems |
Marine Engineering | Shipbuilding, Seawater desalination, Subsea pipelines |
Food and Beverage | Sanitary piping systems, Food processing equipment |
Water Treatment | Potable water systems, Wastewater treatment |
HVAC | Refrigeration systems, Heating systems |
Electronics | Electrical connectors, Heat sinks, Circuit board supports |
Why Choose Amardeep Steel Centre LLP as your supplier of Copper Alloy Flanges?
As one of the leading Copper Alloy Flanges suppliers in India, Amardeep Steel Centre LLP is committed to providing our clients with the highest quality products and services. Here’s why you should choose us for your copper alloy flange needs:
- Extensive Experience: With decades of experience in the industry, we have the expertise to manufacture and supply copper alloy flanges that meet international standards and exceed customer expectations.
- Quality Assurance: We adhere to strict quality control measures at every stage of the manufacturing process, ensuring that each flange we produce is of the highest quality and free from defects.
- Competitive Pricing: We offer our copper alloy flanges at competitive prices without compromising on quality, providing you with the best value for your investment.
- Global Reach: As experienced Copper Alloy Flanges traders and exporters in India, we have a global network that allows us to supply our products to clients around the world, ensuring timely delivery and excellent customer service.
- Customized Solutions: We understand that every project has unique requirements, which is why we offer customized flange solutions tailored to your specific needs. Whether you need a specific size, shape, or alloy composition, we can deliver a product that fits your exact specifications.
- Customer Support: Our dedicated customer support team is always available to assist you with any inquiries, from product selection to after-sales service. We are committed to ensuring your complete satisfaction with our products and services.
Copper alloy flanges are a versatile and reliable choice for a wide range of industrial applications. With their exceptional properties, including corrosion resistance, high thermal conductivity, and mechanical strength, they offer numerous advantages that contribute to the efficiency and longevity of your piping systems.
At Amardeep Steel Centre LLP, we are proud to be recognized as one of the leading Copper Alloy Flanges suppliers in India. Our commitment to quality, innovation, and customer satisfaction has made us a trusted partner for clients worldwide. Whether you are looking for standard or custom copper alloy flanges, we have the expertise and resources to meet your needs.
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 Copper 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.