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Various architectural, machining, and fabrication applications rely on brass rectangular bars because of their desirable properties, including superior corrosion resistance, strength, and aesthetic finish. These bars are known to deliver in both visual appeal and overall characteristics, particularly when using these materials in decorative or engineering applications with precise requirements.
At Sequoia Brass & Copper, our sales team has vast experience providing brass rectangular bars to meet varying project requirements. Keep reading to learn more about their applications, characteristics, and choosing the right dimensions for your project.
What Are Brass Rectangular Bars Used for?
Brass rectangular bars are commonly used materials that work across a range of applications and industries because of their versatility, offering a combination of aesthetic appeal, reliability, and superior engineering performance.
Some popular applications for these materials include:
- Precision machining. Brass rectangular bars offer high dimensional stability and machinability, making them ideal for precision machining applications.
- Electrical applications. They are frequently used for connectors, relays, and electronic parts due to brass’s high electrical conductivity.
- Architecture and decor. Brass rectangular bars don’t tarnish easily and offer a visual appeal that makes them suitable for many architectural uses, from ornamental fixtures to metal moldings.
If you require a solution that provides high strength, conductivity, and corrosion resistance, you may also benefit from our brass rectangular bar forms.
Common Brass Grades Available in Rectangular Bar Form
At Sequoia Brass & Copper, you can choose from multiple types of brass alloys based on your needs, including free-machining brass, naval brass, and more. Common brass grades include:
- C36000 (Free-Machining Brass). This is the most popular type of bronze rectangular bar material, as it provides reliable corrosion resistance for non-marine applications, as well as high strength and machinability. It works for many applications, from valve parts and gears to fittings, fasteners, and connectors.
- C46400 (Naval Brass). C46400 is more corrosion-resistant than other alloys for added longevity in marine applications. It also offers excellent wear resistance and strength for structural applications in saltwater environments, marine fasteners, and boat hardware.
- C38500 (Architectural Bronze). If you need an alloy that offers plenty of visual appeal along with superior formability, Alloy 385 may be a suitable choice for your application. Its coloration and formability make it suitable for railings, ornamental components, trim, and other materials.
Choosing the Right Dimensions
While brass rectangular bars vary in thickness, width, and more, our team at Sequoia Brass & Copper can help you obtain the necessary form for your application. Components that require heavy machining, load-bearing parts, and other types of heavy-duty pieces tend to require thicknesses of around 0.5 inches to 1.5 inches. Meanwhile, decorative parts typically use thinner sections of about 0.125 inches to 0.25 inches, such as inlays, trim, and more intricately designed parts.
You may also choose from lengths of up to 144 inches with different mill-standard tolerances. In addition, other cut-to-size capabilities are available depending on your specific needs.
Get Precision Brass Parts From Sequoia Brass & Copper
The right brass form can help you achieve the best possible results with your solution. If you’re searching for some of the best brass rectangular bars available for your application from a dependable supplier, turn to Sequoia Brass & Copper. We offer products in many sizes and alloy grades to meet your unique needs. We have decades of experience backing us as a leading supplier in our industry, giving our customers what they need for nearly any project.
Contact us today for more information about our offerings or request a quote for a custom brass bar solution.
Brass is made primarily of copper and zinc and is valued for its strength and appearance. Its unique balance of mechanical and physical properties makes it a top choice for demanding and specialized projects, including marine applications, plumbing, architectural design, and musical instruments.
This guide will explore the uses of brass alloys and what makes it a preferred material for a wide range of manufacturing needs. By understanding brass’s versatility, professionals can make smarter choices when selecting materials for tough, high-performing applications.
What Is Brass Used For?
Brass combines the strength needed for performance, conductivity for reliability, and beauty for design appeal. Common ways brass is utilized include:
- Plumbing and heating fixtures. Brass fittings, faucets, and valves are durable, corrosion-resistant, and easy to machine.
- Electrical components. Brass’s conductivity and strength make it ideal for terminals, connectors, and switches.
- Ammunition casings. Brass can be used in the manufacture of ammo casings.
- Marine hardware. Naval brass holds up in harsh seawater conditions, making it essential for parts like propellers, shafts, and fasteners.
- Architectural hardware. From handles and hinges to locks and nameplates, brass delivers a blend of strength and aesthetics.
- Antimicrobial surfaces. Brass naturally limits bacterial growth, making it ideal for doorknobs, railings, and equipment in healthcare environments.
Why Brass Is a Preferred Material in Manufacturing
Brass is tough enough to perform under pressure, but practical enough to machine, maintain, and recycle with ease. That’s why it is an ideal go-to material for so many industries. Its benefits include:
- Formability. Easy to cut, shape, and fabricate into complex parts.
- Corrosion resistance. Reliable even in moisture-heavy or chemically harsh environments.
- Electrical conductivity. Essential for electronic systems and heat exchange applications.
- Non-sparking properties. A safer option for use in explosive or flammable environments.
- Aesthetic appeal. Naturally attractive and finishing beautifully for decorative or luxury items.
Popular Brass Grades for Various Applications
Different brass grades can be used based on strength, ease of machinability, corrosion resistance, or other project needs. Popular options include the following:
- C260 (Cartridge Brass). Excellent for deep drawing and forming. Common in ammunition, hardware, and industrial components.
- C360 (Free-Cutting Brass). Known for its unmatched machinability. Often used in fittings, fasteners, and valves.
- C464 (Naval Brass). Enhanced with tin to withstand seawater environments, it’s ideal for use in ship fittings and hardware.
- C230 (Red Brass). High copper content provides superior corrosion resistance, often used in plumbing and architectural designs.
- C693 (Eco Brass/Lead-Free Brass). A lead-free alloy designed for potable water systems, combining strength and corrosion resistance.
Explore Quality Brass Solutions with Sequoia Brass & Copper
Brass proves its worth in everything from plumbing and electrical to marine gear, offering a winning combination of durability, reliability, and timeless appeal. At Sequoia Brass & Copper, we offer high-quality brass alloys, along with the expertise you need to choose the right material for your application.
Ready to explore high-quality brass solutions for your application? Contact Sequoia Brass & Copper today to discuss your needs and request a custom quote. Our team is here to help you find the right alloy, in the right form, for your project.
Leaded brass alloys provide high corrosion resistance and strength, which are important in a wide range of applications. However, the addition of lead also allows for enhanced machinability, which is why it’s used in plumbing fixtures, electrical parts, and a range of industrial components.
At Sequoia Brass & Copper, we have decades of experience supplying customers with the right alloy for their application. Below, learn why lead is added to brass and what makes the resulting alloys a reliable choice for demanding applications.
Why Is Lead Added to Brass?
Leaded brass alloys are easier to drill, cut, and mill on the shop floor. Thanks to their lead content, the metal breaks into small chips instead of long, stringy shavings when it’s cut or drilled. The addition of lead also reduces friction and heat generation, which can increase the lifespan of tools. In high-volume production, this can add up to significant savings.
Leaded brass alloys also provide a smoother surface finish, making them a suitable option for visible components or hardware where a precise fit is required. They seal up tightly under pressure, which is important in plumbing and other fluid-handling applications. While existing regulations limit the use of brass and lead combinations in potable water systems, these alloys are still widely used in non-potable systems, as well as other industrial applications where machinability and performance are necessary.
Common Leaded Brass Alloys
Sequoia Brass & Copper works with various leaded brass alloys, including the following:
- C34500 (Leaded Brass). A great choice for hardware applications, with its strength and ease of machinability.
- C36000 (Free-Cutting Brass). This alloy contains roughly 2.5–3.7% lead and is considered the standard for machinability. Free-cutting brass is ideal for use in fast, complex machining processes.
- C35300 (High-Leaded Brass). With its higher lead levels, this alloy offers outstanding machinability. It’s commonly used in precision parts requiring tight tolerances.
- C48500 (High-Leaded Naval Brass). Combines lead’s machinability benefits with added corrosion resistance in marine environments.
In addition to the above, we can also provide low-leaded brass alloys, which are frequently used in plumbing fittings. Once you specify the form and alloy you want, our team can help locate the product for your specific application.
Applications of Leaded Brass Alloys
Sequoia Brass & Copper provides leaded brass alloys for projects requiring durability, precision, and strength. Some industries and components where this alloy is often found include:
- Plumbing fittings. Seal tightly and offer strong resistance to corrosion, making them ideal for faucets, valves, and connectors.
- Electrical connectors & terminals. Provide great conductivity and precise machining for electrical applications.
- Industrial valves & fasteners. Can handle pressure, wear, and corrosion in fluid systems.
- Precision machined parts. Used in locks, gears, decorative hardware, and more, delivering consistency and fine finishes.
Trust Sequoia Brass & Copper for Leaded Brass Supply
With decades of experience supplying brass and copper alloys, Sequoia Brass & Copper offers premium-quality leaded brass products in a variety of forms, including sheets, plates, bars, and custom cuts. Our team knows that each industry has its own unique needs, and we’re here to help you when you choose the alloy that’s the best fit. Whether you’re looking for sheet, plate, bar, or custom-cut material, you can count on us to deliver high-quality metals that meet your specifications.
Ready to explore high-quality leaded brass alloys for your application? Contact us and request a quote today.
Most metals used in manufacturing and other industrial or consumer applications are alloys of a base metal and other elements. Different alloys have varying proportions of the constituent elements, which can enhance desirable properties and counter less desirable ones for different applications. But in some cases, a more pure form of the base metal with minimal amounts of other elements is more desirable. One example is Copper alloy 110, which is a highly pure form of copper that’s valued for its conductivity, malleability, and corrosion resistance.
Copper alloy 110, sometimes also referred to as UNS C11000, CDA 110 ETP, C110, ISO Cu-ETP, or Electrolytic Tough Pitch, consists of at least 99.9% copper with minimal impurities. This means that there are only negligible amounts of ingredients that have a negative impact on copper’s natural properties. As a result, C110 is often chosen over other copper alloys in applications where electrical or thermal conductivity, ductility and workability, and heat or corrosion resistance are critical.
Learn more about the properties of copper alloy 110 and the benefits of working with the right copper supplier to procure this material in a variety of shapes.
What Are the Key Properties of Copper Alloy 110?
C110 has a number of important properties that allow it to excel in applications that require good conductivity, workability, and corrosion resistance.
Electrical and Thermal Conductivity
One way C110 copper stands apart from other copper alloys is its electrical and thermal conductivity. This alloy has a 101% International Annealed Copper Standard (IACS) rating for electrical conductivity, which means it is more efficient than most other alloys. This makes it an especially useful material for electrical components, connectors, bus bars, and wiring.
In addition, this alloy has a 226 BTU/sq. ft./hr/°F thermal conductivity rating for stable heat transfer and is ideal for use in cooling systems and heat exchangers.
Corrosion Resistance and Durability
C110 copper is highly corrosion resistant, especially when used in a non-oxidizing environment. When exposed to air, this alloy forms a protective oxide layer that helps to prevent or slow gradual wear. As such, this alloy is commonly used in outdoor installations, plumbing systems, and marine applications.
It is also very durable and resists hydrogen embrittlement, making it compatible with environments high in hydrogen content.
Both of these characteristics make copper 110 a long-lasting and reliable material for many demanding applications. Components made with this material generally require less frequent repair or replacement.
Ductility and Malleability
C110 is also very ductile, malleable, and formable. These properties make it easy to work while cold, including bending, stamping, and drawing operations. With an elongation rate of 20% to 50% within two inches, this alloy is suitable for intricate shapes with bends, curves, and similar features.
Recyclability and Environmental Impact
Copper alloy 110 is also a sustainable material and is readily recycled. This helps to cut down on costs and resources associated with sourcing and processing new copper. In fact, recent data indicate that recycling copper consumes only 10% to 15% of the energy required for producing new copper. In turn, this recyclability can lower greenhouse gas emissions by up to 80% to 90%.
Common Applications of C110 Copper
C110 copper alloy’s many desirable properties make it a common choice for many industrial, commercial, architectural, and consumer-facing applications, including:
- Wiring.
- Plumbing hardware.
- Telecommunications systems.
- Electronics.
- Decorative hardware.
- Heat exchange and thermal management components.
Choosing the Right Copper Supplier
To obtain high-quality C110 copper for any application, it’s important to connect with a reliable copper supplier that can supply the grade, quantity, and shapes required for your application.
Primary criteria to look for are suppliers with a history of success working with customers in your industry, and a stellar reputation for service and product quality. Companies with several years or even decades of experience, such as Sequoia Brass & Copper, are often solid choices.
Companies that specialize in copper alloys also bring additional expertise that can be useful when selecting the right materials for an application. Your supplier should be able to answer any questions you have about how different copper alloys and copper-based materials compare, and direct you to the most appropriate option for your requirements.
For example, an experienced supplier will be able to provide clear and detailed answers to questions like the following:
- Does this copper alloy rust or corrode in applications like mine?
- Have others successfully used this copper material previously for similar applications?
- Is this copper sufficiently strong and tough for my needs?
Why Sequoia Brass & Copper Is Your Source for Copper Alloys
Since 1983, Sequoia Brass & Copper (SBC) has been a leading domestic supplier of nonferrous metals including copper, brass, and bronze alloys to customers in many different industries. We provide copper alloy 110 in sheet, plate, rod, and square or rectangular bar shapes, in a variety of lengths. Custom cutting services are also available for specific lengths on request.
Contact us today to discuss the properties and strengths of C110 for your application!
Bronze is an alloy that demonstrates impressive versatility, strength, and aesthetic characteristics as a historically cherished material. From Bronze Age tools to ancient Greek statues, bronze has left its mark on our world. But does bronze corrode and eventually lose its luster? We will explore this question and bronze’s various properties to help you determine if this metal is suitable for your artistic, structural, or industrial project.
Understanding Bronze and Corrosion
Bronze is an alloy composed of primarily copper and tin. Depending on the intended application, the alloy may also contain elements like nickel, zinc, and/or aluminum. Bronze alloy is known for its unique characteristics, including its dark gold appearance, resistance to corrosion, and high strength. These properties make bronze a preferred metal for various artistic and functional applications.
The Bronze Corrosion Process
Corrosion is a natural deterioration process due to several factors, such as environmental conditions like the presence of chemicals, moisture, and extreme temperatures. There are two main types of corrosion: uniform corrosion and localized corrosion. Uniform corrosion spreads across the surface evenly, while localized corrosion affects a specific area of the surface, such as in crevice corrosion, galvanic corrosion, and pitting.
While no material resists corrosion entirely, bronze offers impressive resistance to corrosion due to several factors.
Does Bronze Have Corrosion Resistance?
Bronze offers excellent corrosion resistance through its inherent properties and formation of patina. However, some environments will require extra attention to ensure corrosion resistance. The following properties influence bronze’s corrosion resistance:
- Inherent Resistance: Bronze’s copper content is a primary component of the alloy, forming an oxide layer to protect its surface from oxidation and acting as a corrosion-resistant barrier.
- Protective Patina Formation: A patina is a thin protective layer that develops over the surface of materials like bronze. The patina has a green or blue hue and grants bronze components a natural barrier against deep corrosion. The patina formation depends on the alloy’s specific composition and environmental factors.
- Environmental Factors: While bronze alloys offer exceptional corrosion resistance, certain environmental factors can influence the metal’s ability to resist corrosion formation. Proper maintenance and care are required in environments prone to saltwater, highly polluted atmospheres, extreme humidity, and extreme temperatures to prevent accelerated corrosion.
Does Bronze Corrode With Maintenance and Prevention?
Ensuring the longevity and appearance of bronze components requires routine maintenance and cleaning. Minimizing exposure to moisture and harsh conditions can prevent corrosion, extending the lifespan and appearance of the bronze component. In addition, bronze’s innate corrosion-resistant properties can be enhanced with treatments and protective coatings.
Learn More About Bronze From Sequoia Brass & Copper
While no material is completely impervious to the effects of corrosion, bronze’s innate properties and protective patina offer sufficient corrosion resistance under the right circumstances. When protected from extreme environmental conditions and cared for through routine maintenance, bronze is a long-lasting material in a variety of applications, from sculptures to mission-critical marine components.
Sequoia Brass & Copper is here to help you determine the ideal bronze alloy for your project. We have over 40 years of experience delivering metal fabrication services, and our staff is dedicated to providing the highest quality metal alloys and exceptional customer service. Browse our catalog of bronze products to learn more about our offerings, or request a quote for specific weight, size, and pricing options.
Bronze is an alloy made from copper and tin. Throughout human history, it has been an important material that has greatly contributed to the advancement of civilizations. Today bronze is used in numerous applications, from the automotive industry to architecture, agriculture, and more. One particularly interesting aspect of this metal is its magnetic behavior.
Before deciding to implement bronze in any application, understanding whether or not it is magnetic is an important step. As one of North America’s leading bronze suppliers, Sequoia Brass & Copper can help you with everything you need to know about this valuable metal alloy. In this blog, we’ll explore the magnetic properties of bronze and discuss how its alloying elements influence its overall magnetic behavior.
Bronze Composition
As a copper and tin alloy, bronze is typically composed of around 88% copper and 12% tin. Both of these metals feature unique atomic structures and magnetic properties that influence bronze’s characteristics. In its pure form, copper features no magnetic properties, while tin is lightly attracted to magnetic fields.
Magnetic Properties of Copper
Magnetism is caused by the motion of electrons spinning around an atom’s nucleus. When equal numbers of electrons spin in opposite directions, they are not attracted to a magnetic field. When they spin in the same direction, however, a magnetic field is produced. Copper has a face-centered cubic crystal structure, and features a single valence electron in its outer shell. Due to this unpaired electron, copper exhibits some weak diamagnetic properties.
A diamagnetic material is one that creates a weak magnetic field in opposition to externally applied magnetic fields. While the diamagnetic effect of copper is weak, the metal still demonstrates an inherent aversion to magnetic forces.
Magnetic Properties of Tin
Tin has a body-centered tetragonal crystal structure and, unlike copper, contains two free valence electrons. These electrons cause tin to be weakly paramagnetic. Paramagnetism is caused by a material’s multiple unpaired electrons that are weakly attracted to an externally applied magnetic field.
Similar to copper, tin’s paramagnetic properties are not particularly strong, but still present. When tin and copper are combined into an alloy, their unpaired electrons pair up, creating a non-magnetic material.
Bronze’s Magnetic Behavior
When we have a basic understanding of the metals bronze is made up of, it becomes easier to predict how this material will behave. Bronze’s magnetic behavior is most significantly influenced by the proportion of copper and tin that are used to create it. Since copper makes up the largest proportion of bronze, it contributes its diamagnetic behavior to the alloy.
While tin is a paramagnetic material, it is not dominant enough to affect bronze’s overall magnetism. As a result, bronze’s magnetic behavior is close to diamagnetic, due to its copper dominance. This means that bronze slightly repels a magnetic field, although the effect is significantly weaker than that of pure copper, due to the influence of tin.
The Influence of Impurities in Bronze
While bronze is primarily composed of tin and copper, both historical and modern bronze alloys can contain trace amounts of impurities. Due to variations in ore sources or manufacturing techniques, other metals, non-metals, and metalloids are sometimes found in bronze, such as:
- Phosphorous
- Silicon
- Aluminum
- Manganese
- Nickel
In some cases, these impurities can impact bronze’s magnetic behavior. Impurities that introduce ferrimagnetic or ferromagnetic behavior can make bronze more responsive to magnetic fields. Depending on the type and amount of materials added to bronze, various useful properties can be achieved, such as enhanced machinability or ductility.
When materials like aluminum or manganese are added, bronze becomes weakly magnetic, since both aluminum and manganese are paramagnetic materials. For this reason, it’s important to understand which alloying metals are found in bronze before selecting a certain type for an application.
Learn More About Bronze with Sequoia Brass & Copper
Since bronze is primarily made up of copper, which is diamagnetic, bronze is not magnetic. However, it’s possible for other elements to be added in quantities that subtly affect bronze’s magnetic behavior. With its diverse range of end-use applications, bronze products are a necessity for many industries.
Sequoia Brass & Copper specializes in supplying high-quality alloy bronze metals at competitive prices. All of our bronze products are cut to order according to your specifications. To learn more, visit our bronze page to review our product offerings or request a quote to get started on your next project.
Metalworkers have used bronze for millennia. From the time when civilizations first cast bronze tools around 3000 BCE through today when manufacturers produce high-performance components for vehicles, industrial equipment, and electrical systems, this alloy has offered many advantageous characteristics as compared to other metals..
By combining copper and tin with different materials like aluminum, silicon, and phosphorous, malleable bronze alloys imbue products with long-lasting strength, resistance capabilities, and thermal and electrical conductivity, all with a beautiful surface finish. Learn more about the properties of bronze, how diverse industries use it, and the bronze alloy types that are available.
Bronze Properties
By alloying copper and other metals, bronze takes on the beneficial properties of multiple materials. Some key characteristics that make bronze a popular material choice are:
- Improved tensile strength through alloying
- Resistance to wear, corrosion, and stress
- Ductility and malleability for easy forming and ability to hold shapes
- Thermal and electrical conductivity for heat transfer and electrical projects
- Pleasing aesthetic with attractive coloring, soft shine, and patina development over time
Bronze Applications in the Architectural Industry
Architectural professionals value bronze for its versatility, as its benefits address a structure’s function as well as its form.
Structural Applications
Bronze is both strong and durable enough to use for structural components. This includes building cladding, facades, and domes or roofs. Builders can also restore historical buildings, utilizing bronze to create windows and doors that preserve authenticity, as well as erect plaques or monuments to honor designated locations and people.
Ornamental Applications
Bronze has a warm color and naturally develops a beautiful and protective patina on its surface that resists corrosion. Architects and designers use it for ornamental fixtures and hardware, in addition to more artistic elements like statuary and sculptures.
Bronze Applications in the Industry
Industrial organizations incorporate bronze into their machinery and tools, among other applications.
Manufacturing Equipment Components
Parts within manufacturing equipment often have a bronze composition. Manufacturers use bronze to make couplings, bushings, bearings, gears and wear surfaces.
Tooling & Machining
When manufacturers produce tooling, they’ll utilize bronze for its strength, wear resistance, and formability. It has applications in cutting and shaping tools, dies, and molds.
Marine & Offshore Applications
Because of its corrosion resistance, manufacturers can use bronze to create durable ship parts like shafts and propellers.
Bronze Applications in the Agricultural Industry
The agricultural industry also relies on bronze to create heavy-duty equipment and system components.
Irrigation Systems
Irrigation systems often include bronze fittings, valves, sprinkler parts, pump housings, and more. Bronze can withstand exposure to the elements, water, and pressure.
Farming Equipment Components
In addition to parts for irrigation systems, bronze components are frequently used in harvesting equipment because they offer dependable strength even in such rugged applications.
Bronze Applications in the Automotive Industry
Vehicle designs commonly feature bronze components for internal systems.
Engine Components
Engines rely on precise, heat-resistant metal components for reliable operation. Manufacturers use bronze to produce durable valve guides, bushing, and bearings.
Electrical Systems
Bronze is electrically conductive, making it a good option for connectors, relays, switches, and terminal components in vehicles.
Suspension & Steering
Bronze components in suspension and steering systems include control arms, tie rods, bushings, bearings, and more. Bronze can last for a long time in such applications without incurring wear.
Bronze Alloys
Bronze is primarily composed of copper and tin, but it also includes amounts of aluminum, silicon, phosphorous, and other elements. The properties of a bronze product depend on the composition of the alloy, including the type and proportion of the alloying metals. Some common bronze alloys include:
- Aluminum bronze. This bronze alloy is particularly strong and resists corrosion.
- Silicon bronze. Manufacturers use silicon bronze for its optimal weldability.
- Phosphor bronze. This alloy is electrically conductive and has excellent physical spring characteristics.
Bronze From Sequoia Brass & Copper Inc.
At Sequoia Brass & Copper, we’ve specialized in high-quality nonferrous metals and alloys since 1983. We serve the metal fabrication industry, carrying solid and cored bar bronze shapes as well as bar, sheet, and plate forms of materials like copper and brass.
Our team can cut each of our bronze products to order to best fit your unique needs and close tolerance requirements, offering on-demand custom cutting services in-house. To begin your project, fill out our online form and request a quote today.
Brass is a popular alloy used across all major industries because of its favorable characteristics. Brass is electrically conductive because it contains copper and zinc as its primary elements. Depending on the proportion of copper to zinc, the alloy may be more or less conductive, strong, hard, or machinable. The ratio of elements in the brass can even alter the color of the alloy, making it a popular choice for art, visible home fixtures, and musical instruments.
Learn more about how to evaluate the conductivity of brass, common brass applications, and its conductivity relative to other metals.
Electrical Conductivity Explained
Electrical conductivity is the property that measures how easily electricity travels through a material. Resistant materials with low conductivity do not transfer electricity efficiently; those materials can be used as insulation. Very conductive materials allow electricity to pass through them quickly with very little electrical loss, making them an excellent choice for electrical components like wires and relays.
The degree to which brass and other alloys are conductive depends on the exact composition of the metal. If it has a higher proportion of conductive metal (like copper) and a lower proportion of resistant material (like zinc), the overall conductivity of the alloy will be high. In industries like telecommunications, electrical engineering, and electronics, it’s important to use metals that are properly conductive so they can efficiently send electrical signals with minimal loss or heat generation.
Evaluating the Conductivity of Brass
To have the right type of brass for every application, manufacturers need to source reliably fabricated alloys with known compositions. Manufacturers can also use a variety of factors to evaluate the stock’s conductivity. Some of the conditions that affect the conductivity of individual pieces of brass include:
- The proportions of different metals within the alloy
- Ambient temperature
- Surface condition
Brass Conductivity: Experimental Evidence
While manufacturers can rely on product records to determine the conductivity of their brass supply, they can also conduct tests and experiments to calculate the precise level of conductivity. Scientists have run significant tests on different brass alloys to create records and mechanisms for ascertaining their properties.
Individuals can also test the conductivity of brass by putting it to use. For example, they can test electrical wires, connectors, and other components to measure their effectiveness. Musical instruments can also be tested by the instrument’s tonality, which is also affected by the metal’s conductivity.
Applications of Brass
The inherent conductivity of brass makes it an excellent material option for myriad applications. Some of the most common applications for brass include:
- Decorative elements: A popular choice for complex architectural constructions. Its appealing color and formability have also historically made it a popular choice for complex sculpture art.
- Electrical and electronics: Brass offers high levels of conductivity and low levels of resistance, which is ideal for electrical wires, connectors, switches, and other internal components.
- Musical instruments: The conductive properties of brass improve the tonal quality of brass instruments, such as trombones, trumpets, and saxophones.
- Plumbing: Plumbing systems use brass components for controlling the movement of liquid and gas throughout pipes with minimal static electricity.
Factors Influencing Material Selection
Brass offers several beneficial characteristics to manufacturers, including easy fabrication, resistance to corrosion, and electrical conductivity. However, its conductivity is lower than copper, aluminum, silver, and gold, so brass is ideal for applications that need some electrical conductivity and don’t require investing in more expensive copper materials.
Brass From Sequoia Brass & Copper
At Sequoia Brass & Copper, we provide our clients with high-quality brass stock that is cut to order and quick to ship. Select products from our brass inventory, or request a quote to start your order.
What Is Phosphor Bronze?
Phosphor bronze is a copper alloy that is commonly used for applications requiring a high degree of corrosion resistance and electrical conductivity. The composition of this alloy includes a mixture of copper tin and phosphorus. Other metals such as lead are also commonly included to achieve certain desirable properties.
Benefits and Properties of Phosphorus Bronze
Due to its combination of copper, tin, and phosphorus, this material offers a wide range of desirable attributes. This highly valuable, specialty metal offers excellent formability, solderability, fatigue resistance, and spring qualities that make it a popular choice for several industries and applications.
Other key benefits and properties of phosphor bronze include the following:
- High corrosion resistance. Phosphor bronze resists corrosion and rusting in the face of physical elements (such as humidity and rain) or chemical exposure.
- Electrical conductivity. The metal can conduct electricity well, making it a popular option for manufacturing electrical parts.
- Strength. The inclusion of tin and phosphorus gives this metal added strength, as well as the ability to resist fatigue and wear.
- Elasticity. Due to phosphor bronze’s fine grain size, the material is highly elastic and offers a greater degree of springback.
Industry Applications
Because of its favorable characteristics, manufacturers across a wide array of industries use it to produce a variety of specialty components. Any industry that requires high-density, high-performance components that resist damage from corrosion, fatigue, and mechanical wear can turn to phosphorus bronze for a versatile, easily formable option. Whether used in wire, strip, or rod form, phosphor bronze can be found in various applications, such as:
Automotive
Due to its electrical conductivity and other beneficial properties, phosphor bronze is used to produce a variety of automotive electrical parts, including terminals, lighting components, cable harnesses, connectors, springs, and relays.
Electronics
Manufacturers across the electronics industry use phosphor bronze to produce a variety of electronic components, including:
- Circuit breaker contacts
- Connectors
- Fuse clips
- Relay contacts
- Rotary switch slides
- Transistor terminals
Industrial
Phosphor bronze offers great fatigue, wear, and corrosion resistance, making it an ideal material for a variety of industrial applications. The most common industrial uses include fasteners, bolts, springs, truss wire, diaphragms, bushings, and other machinery components.
Musical Instruments
Compared to brass, another popular metal in the musical industry, phosphor bronze offers a higher level of resiliency. When used to produce musical instruments, phosphor bronze can deliver a larger tonal spectrum and more consistent sounds over time. This metal is commonly used in trombones, trumpets, and reed instruments such as saxophones.
Alloy Metals by Sequoia Brass & Copper
Choosing the right metal alloy is essential in ensuring the success of your project. While phosphor bronze may be an ideal option for the above use cases, other metals may be the stronger choice for different industries and applications. At Sequoia Brass & Copper, we offer a variety of copper, brass, and bronze alloys in bar, plate, and sheet forms. We’re here to assist you. Please contact us or request a quote for more information.
Rusting and corrosion are undesirable effects that can ruin a metal’s ability to perform optimally for the intended application. When working with environments exposed to moisture, chemicals, and other corrosive substances, it’s important to select metal materials that are resistant to corrosion and rust.
At Sequoia Brass and Copper, we are a domestic supplier with decades of experience serving the metal fabrication industries in North America. We are a service-oriented company, committed to offering the highest quality materials and customer service. As part of our product catalog, we offer a range of corrosion- and rust-resistance materials, including copper, brass, and bronze.
What Causes Metals to Corrode?
Metal corrosion is a natural process that gradually deteriorates metal materials via an electrochemical reaction. This reaction begins on the metal’s surface and involves the exchange of electrons between the metal and the corroding agent, such as oxygen or water. Corrosion of metals can occur due to exposure to environmental elements such as humidity and condensation. The metal reacts with the hydrogen and oxygen in the water, causing it to oxidize.
What Causes Metals to Rust?
Rust is the result of corrosion, which is caused by metal oxidation. During oxidation, the metal wears away and develops a visible red or brownish substance (rust) on the surface. If a metal susceptible to corrosion is uncoated, its lifespan is significantly shorter than one with the proper protective coating.
Rust must be treated; otherwise, it can completely corrode a metal into a dry oxide powder. The most common environmental elements that lead to rust include chemicals, salt, moisture, and air.
Metals That Are Corrosion Resistant
At Sequoia Brass and Copper, we offer the following types of corrosion-resistant metals:
Copper
Copper is excellent in applications requiring the conduction of heat and electricity. The material exhibits relative corrosion resistance properties, making it ideal for various metal fabrication applications. Sequoia Brass and Copper specializes in Oxygen-Free copper, and we maintain a significant inventory of all copper products at our warehouse in Hayward, California. We carry copper in various stock sizes, ensuring you get the material you need with competitive prices and shipping rates.
Brass
Composed of copper and zinc, brass is commonly used for electric components, musical instruments, automotive parts, architectural structures, and more. This corrosion-resistant metal features a low melting point and can be easily cast. To meet a range of needs, we carry brass in various stock sizes and forms, including tube, plate, rod, sheet, bar, and pipe.
Bronze
Bronze is created by alloying copper and tin in varying amounts. This metal is harder than brass and provides durable, sturdy, and corrosion-resistant performance. These desirable properties make it a common choice in industries such as automotive, industrial, architectural, and agricultural. Additionally, it is non-sparking and produces minimal friction, making it suitable for producing weapons, tools, and bells. At Sequoia Brass and Copper, we can provide bronze materials in cored bar and solid bar forms, with various stock sizes available.
Other Corrosion Resistant Metal Examples
In addition to the materials listed above, other examples of corrosion-resistant metals include:
Stainless Steel
Stainless steel is a mixture of elements, and most have some iron traces, making it oxidize quickly to form rust. However, many stainless steel alloys have chromium which oxidizes to form chromium oxide on the metal surface. This protective layer is corrosion-resistant and hinders oxygen from reaching the underlying steel. Stainless steel also has other elements, such as molybdenum and nickel, which increases its rust resistance.
Aluminum Alloy
Aluminum is ideal for manufacturing automotive and aircraft parts due to its lightweight and corrosion-resistance properties. The material doesn’t contain iron, meaning it won’t rust. Additionally, it oxidizes when exposed to water, which causes an aluminum oxide film to form on the surface. This film prevents further corrosion and protects the metal underneath.
Galvanized Steel
Although galvanized steel will eventually rust, the process takes a relatively long time. Galvanized steel is a type of carbon steel that has undergone galvanizing or has been coated with zinc. The zinc coating hinders oxygen and water from reaching the underlying steel, thus offering advanced corrosion protection.
Source Your Corrosion-Resistant Materials from Sequoia Brass and Copper
To ensure you get the right corrosion-resistant materials for your metal fabrication needs, partner with Sequoia Brass and Copper. We have a large inventory of copper, brass, and bronze metals that are available in various shapes and sizes to meet your particular requirement. With a dedication to quality materials and customer service, we can provide you with the metal products you need at competitive prices.
For more information about our corrosion-resistant metals, or to get started on your order, request a quote today. You can also reach our team at (510) 887-5525.
