All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
(2150 products available)
Ready to Ship
Ready to Ship
Suppliers offer copper sheets in various types to suit other application requirements. Here are the most common types.
The C11000 copper sheet is often used in electrical applications because of its high conductivity. This sheet is also malleable and can be easily shaped for different uses. The C11000 grade is often used in wiring, electrical components, and heat exchangers because of its resistance to corrosion and excellent heat conduction.
C18000 is a copper-beryllium alloy sheet known for its strength and hardness. It combines copper's conductivity with beryllium's strength, making it ideal for high-stress applications. The C18000 grade sheet can be used in clutches and brake components.
The C26000 copper sheet is a brass sheet comprising 70% copper and 30% zinc. The C26000 sheet is a copper-zinc alloy known for its strength and corrosion resistance. C26000 is stronger than pure copper and retains most of its conductivity. This makes it suitable for marine applications, plumbing, and architectural features exposed to harsh weather.
The C44300 copper sheet is a high-resistance alloy to form dezincification. This phenomenon happens when regular brass is exposed to water, leading to structural failure. C44300 sheets are often used in marine components (boat fittings, sea-water piping) exposed to saltwater or freshwater environments. The alloy is usually found in copper sheets 25mm for heavy-duty applications.
C46400 copper is known as naval brass. It features a unique alloy blend of 60% copper, 39% zinc, and 1% tin. The C46400 sheet has exceptional resistance to corrosion and biofouling in marine environments. This makes it ideal for ships, submarines, and marine components. The inclusion of tin enhances its strength and oxidation resistance.
When selecting metal sheets for industrial applications, durability is one of the primary considerations. For copper sheets, factors that enhance their durability include:
One of the most significant durability factors of copper is its natural resistance to corrosion. Unlike many metals, copper forms a protective layer of tarnish (mostly green) on its surface over time. This layer inhibits further corrosion. This makes it ideal for use in harsh environments where susceptibility of other metals to corrosion would require constant maintenance.
Given its corrosion resistance, copper sheets can last over 100 years when used in roofing, cladding, or piping applications. This makes copper sheets particularly useful in construction and plumbing. Buyers can source these copper sheets from reputable suppliers, ensuring they get genuine products that last long.
Metal sheets used in applications such as car tools undergo frequent stress. Over time, these stress cycles can lead to metal fatigue and ultimate failure. Copper sheets are fatigue-resistant, making them ideal for parts subjected to constant bending, shaping, or loading.
Outdoor elements like wind, rain, and snow can be quite damaging to some metal sheets. Fortunately, copper can withstand various changing weather conditions. It is especially resistant to moisture as it doesn’t easily absorb it. This is critical in regions with heavy rainfall or humidity. Also, when exposed to UV rays, some metals degrade over time, affecting their structural integrity. Copper, on the other hand, doesn’t degrade in sunlight. Thus, copper sheets are ideal for outdoor applications in construction and architecture.
As mentioned, the protective layer that copper forms over time doesn’t require exterior maintenance. This makes copper sheets durable and cost-effective in the long run. For buyers seeking quality materials for their customers, they should consider copper's natural durability. It eliminates the need for frequent replacements or repairs.
To derive the maximum value from copper sheets, one must understand their various uses. Here are the common applications for copper sheets:
Copper sheets have high workability. This enables manufacturers to easily machine, solder, and weld them into complex shapes for part making. For instance, parts like gearbox covers, heat sinks, and electrical enclosures, among others can be made from copper sheets.
One of the most notable principles of copper is its conductivity. That is, it is 95% as conductive as silver. This makes it ideal for electrical applications. Copper sheets are used in electrical panels, connectors, and wiring. They are also a common raw material for electronic circuit boards in the electronics industry.
Beyond industrial uses, copper sheets are popular in architecture for roofing, gutters, and facades. The sheets are also used in decorative elements like balustrades, door handles, and light fixtures. Copper’s ability to resist corrosion and its aesthetic appeal which, over time, develops a patina, make it a preferred choice for both functional and decorative applications.
Beyond industrial and architectural applications, copper sheets are popularly used in art and crafts. Artists used to be cutting and shaping copper sheets to make sculptures, jewelry, and mixed-media artworks. The metal's workability and beauty allow intricate designs and stunning artistic pieces like sculptures, jewelry, decorative elements, etc. Patina’s development over time enhances its artistic appeal.
Because of its excellent thermal conductivity, copper transfers heat more effectively than most other metals. This makes it ideal for heat exchangers, radiators, and condensers in HVAC systems, cars, and industrial machinery. It enables copper sheets to efficiently regulate temperatures in various industrial processes.
It is critical to consider the following factors when choosing copper sheets for clients. They guarantee copper sheets that derive maximum utility for client needs while ensuring copper resources are used sustainably.
The primary consideration when choosing copper sheets for rotating shaft applications is the sheet's mechanical properties. These properties include tensile strength, ductility, and fatigue resistance. For clients seeking to use their sheets for soldering, machining, or forming, consider the sheets' workability. High-beryllium copper sheets offer high wear resistance. They are ideal for tools operating in high-stress environments. Thus, clients’ intended applications significantly influence the type of copper sheet alloy they should get.
Beyond application purpose, considering the environments the copper sheets will be used in is critical. Marine and industrial copper sheets are exposed to harsher environments than those used in housing. They therefore must have more robust corrosion resistance. Copper sheets in marine applications commonly feature alloys like C46400 and C44300, which resist saltwater corrosion. On the other hand, copper sheets for plumbing usually have the standard C44300 or C26000 alloys. Buyers must ensure the sheets they purchase are suited for the client’s environment. This will ensure the sheets have robust and longer lifespan.
The thickness of the copper sheet will ultimately affect its durability and application purpose. The 25 mm copper sheets are ideal for applications that require high strength and robustness. For clients with applications that demand formability, workability, or thermal/electrical conductivity, consider thinner sheets. Generally, clients’ intended applications should guide the thickness requirement.
Different copper sheets have different physical properties. They include yield point, ultimate tensile point, or elongation percentage, among others. These specs define how the copper sheets will behave under load and during thermal expansion or contraction. They will also affect the sheets' machining properties. To ensure your copper sheets have the desired specifications, consider mechanical testing. In case of the obvious variations between them, look for distinctive physical attributes.
Thinner copper sheets (around 0.5 mm to 1 mm) are better for wiring in electrical systems. Copper sheets of 25 mm thickness are ideal for constructing durable copper heat sinks.
Yes. Copper sheets are endlessly recyclable without losing any of their original properties. Recycling copper sheets helps to reduce the environmental impact of metal extraction. It also reduces the cost of sourcing new copper sheets for manufacturing hardware.
Some of the the key advantages include: High thermal and electrical conductivity as well as excellent corrosion resistance. Besides, copper sheets are also highly malleable and workability.
Copper sheets have various alloys suitable for electrical applications. C11000 offers high conductivity for electrical components, while C18000 combines conductivity with high strength for mechanical parts.
Minimal maintenance is required for copper building sheets. They are resistant to corrosion and develop a protective patina over time. Regular cleaning with mild soap and water is sufficient to maintain their appearance and functionality.
