Copper Alloy Fasteners – Premium Fastening Solutions for High-Performance Applications
Copper Alloy Fasteners are essential components in a wide range of industries due to their exceptional corrosion resistance, thermal conductivity, and durability. These fasteners are designed to provide secure and reliable joints in various structures and machines, ensuring long-term stability and performance even under harsh conditions. At ASC LLP, we are one of the leading Copper Alloy Fasteners manufacturers in India, offering a wide range of high-quality fasteners to meet the diverse needs of our global clientele.
In this comprehensive guide, we will explore the key properties, advantages, and applications of Copper Alloy Fasteners, as well as why ASC LLP is your go-to supplier for these crucial components.
What Are Copper Alloy Fasteners?
Copper Alloy Fasteners are mechanical devices made from copper alloys, designed to join two or more components together. These fasteners include various types such as bolts, nuts, screws, washers, and rivets, and they are commonly used in applications where high corrosion resistance and electrical conductivity are critical.
Copper alloys are formed by combining copper with other elements such as zinc, nickel, aluminum, and tin to improve the mechanical and physical properties of the fasteners.
Properties of Copper Alloy Fasteners
- Copper Alloy Fasteners possess unique properties that make them suitable for specialized applications. Here are some key Copper Alloy fastener properties that differentiate them from other fastener materials:
- Corrosion Resistance: Copper and its alloys are known for their excellent resistance to corrosion, especially in marine and chemical environments. This makes copper alloy fasteners an ideal choice for applications exposed to saltwater, acids, and other corrosive substances.
- Thermal Conductivity: Copper alloys offer outstanding thermal conductivity, making them perfect for applications where efficient heat transfer is required. Fasteners made from copper alloys can maintain structural integrity even in high-temperature environments.
- Electrical Conductivity: One of the standout properties of copper alloys is their high electrical conductivity. Fasteners made from these materials are often used in electrical and electronic applications where conductivity is essential for ensuring the proper functioning of circuits and devices.
- Non-Magnetic: Copper alloys are non-magnetic, which is a critical factor in certain electrical applications where magnetic interference can affect performance. This property makes Copper Alloy Fasteners ideal for sensitive electronic equipment and machinery.
Advantages of Copper Alloy Fasteners
Fasteners made from copper alloys offer several advantages over those made from other materials like stainless steel or carbon steel. Below are the primary Copper Alloy Fasteners advantages:
- Long Lifespan: The superior corrosion resistance of copper fasteners ensures a longer operational lifespan, even in harsh and corrosive environments. This reduces the need for frequent replacements, saving both time and cost for industries.
- Enhanced Performance in Extreme Environments: Copper fasteners retain their mechanical properties in extreme temperatures and are resistant to a wide range of corrosive chemicals, making them suitable for industries like petrochemical, marine, and aerospace.
- Low Maintenance: Due to their resistance to corrosion, oxidation, and wear, Copper Alloy Fasteners require minimal maintenance over time. This makes them a cost-effective solution for long-term industrial applications.
- Versatility: Copper alloy fasteners can be used across a broad spectrum of industries including construction, electrical, marine, and automotive, providing flexibility in application.
Schedule and Size Chart
| Type | Standard Sizes (Diameter) | Length Range (mm) | Thread Types |
| Hex Bolts | M4 – M100 | 10mm – 500mm | Coarse, Fine, Metric |
| Stud Bolts | M6 – M64 | 20mm – 2000mm | UNC, UNF, Metric |
| Nuts | M4 – M100 | Standard height: 4mm-150mm | Coarse, Fine, Metric |
| Screws | M1.6 – M48 | 3mm – 200mm | Metric, UNC, UNF |
| Washers | 2mm – 150mm OD | Thickness: 0.5mm – 20mm | Flat, Lock, Spring |
| Rivets | 1/8″ – 3/4″ (3.2mm – 19mm) | Length: 6mm – 150mm | Button, Countersunk |
Mechanical Properties Chart
| Property | Brass (Copper-Zinc Alloy) | Bronze (Copper-Tin Alloy) | Cupronickel (Copper-Nickel Alloy) |
| Tensile Strength (MPa) | 450 – 600 | 450 – 750 | 300 – 550 |
| Yield Strength (MPa) | 100 – 200 | 200 – 400 | 100 – 250 |
| Elongation (%) | 20 – 45 | 20 – 35 | 15 – 35 |
| Hardness (HB) | 100 – 160 | 80 – 150 | 50 – 130 |
| Modulus of Elasticity (GPa) | 100 – 115 | 100 – 120 | 130 – 150 |
Specifications Chart
| Specification Standard | Description |
| ASTM F467 | Standard specification for nonferrous nuts for general use |
| ASTM F468 | Standard specification for nonferrous bolts, screws, and studs |
| DIN 17660 | German standard for copper alloy fasteners for mechanical applications |
| ISO 4762 | International standard for metric hex bolts made of copper alloys |
| BS EN 12164 | European standard for copper alloy rods for fasteners |
| SAE J461 | Standard for wrought copper and copper alloy fasteners |
| IS 4413 | Indian standard for copper alloy fasteners used in marine and electrical applications |
Chemical Composition Chart
| Element | Brass (Cu-Zn) | Bronze (Cu-Sn) | Cupronickel (Cu-Ni) | Monel (Cu-Ni-Alloy) |
| Copper (Cu) | 60 – 70% | 85 – 95% | 60 – 90% | 63 – 70% |
| Zinc (Zn) | 30 – 40% | < 1% | < 1% | – |
| Tin (Sn) | < 1% | 5 – 10% | – | – |
| Nickel (Ni) | < 1% | – | 10 – 40% | 25 – 35% |
| Iron (Fe) | < 0.5% | < 0.5% | < 0.5% | < 2% |
| Manganese (Mn) | < 0.3% | < 1% | < 0.5% | < 2% |
| Lead (Pb) | < 0.3% | < 0.3% | – | – |
Physical Properties Chart
| Property | Brass | Bronze | Cupronickel | Monel |
| Density (g/cm³) | 8.4 – 8.7 | 8.7 – 9.0 | 8.9 – 9.1 | 8.8 – 8.9 |
| Melting Point (°C) | 900 – 940 | 950 – 1050 | 1100 – 1140 | 1300 – 1350 |
| Thermal Conductivity (W/m·K) | 110 – 140 | 50 – 70 | 30 – 50 | 20 – 25 |
| Electrical Conductivity (% IACS) | 25 – 30 | 10 – 15 | 5 – 20 | 2 – 10 |
| Coefficient of Thermal Expansion (µm/m·K) | 19 – 21 | 17 – 19 | 14 – 16 | 13 – 15 |
Applications Chart
| Industry | Application | Copper Alloy Type |
| Marine Industry | Boat hulls, offshore platforms, propellers, and underwater fastenings | Brass, Bronze, Monel |
| Electrical Industry | Connectors, circuit breakers, transformers, and electrical terminals | Brass, Cupronickel, Monel |
| Aerospace Industry | Aircraft components, engines, and spacecraft structures | Monel, Cupronickel |
| Automotive Industry | Heat exchangers, engines, electrical systems, and braking systems | Brass, Bronze |
| Construction | Roofing, cladding, decorative finishes, and architectural elements | Brass, Bronze |
| Chemical Industry | Pumps, valves, tanks, and heat exchangers in corrosive environments | Monel, Cupronickel |
| Oil and Gas | Fasteners for offshore platforms, pipelines, and refineries | Monel, Cupronickel, Brass |
Why Choose ASC LLP as Your Copper Alloy Fasteners Supplier?
As one of the top Copper Alloy Fasteners manufacturers in India, ASC LLP is committed to providing high-quality fasteners that meet the stringent requirements of various industries. Here are a few reasons to choose ASC LLP for your copper alloy fastening needs:
- Extensive Product Range: We offer a wide selection of Copper Fasteners, including bolts, nuts, screws, washers, and custom-made fasteners. Whether you need standard or specialized fasteners, we have the solution.
- Customized Solutions: At ASC LLP, we understand that each project is unique. We provide customized fasteners to meet the specific requirements of your application, ensuring optimal performance and reliability.
- Quality Assurance: Our manufacturing process adheres to strict quality control standards to ensure that every fastener meets or exceeds industry specifications. We are dedicated to providing durable, high-performance fasteners that offer long-term value.
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 Fasteners. 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.
