

Electrical Grade Metals
OnlineMetals.com offers copper, aluminum, and stainless alloys ideal for electronics. Copper excels in conductivity, aluminum provides light weight and strength, while stainless resists corrosion. Plating options enhance performance.
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Known for their superior conductivity and durability, these metals are the backbone of countless electrical components and systems. At Online Metals, we're dedicated to providing you with high-quality materials like copper, aluminum, and stainless steel to ensure your electrical projects shine with reliability and efficiency. Explore our wide range of metal options and experience the convenience of getting exactly what you need, precisely when you need it.
Copper 101 and 110 are ideal choices for electrical applications due to their high electrical conductivity, which allows for efficient transmission of electricity with minimal energy loss. Additionally, their excellent thermal conductivity helps dissipate heat, making them suitable for use in electrical components and wiring that may experience temperature fluctuations. The corrosion resistance of both copper grades ensures long-term reliability, making them a dependable choice for electrical systems.
Aluminum 6061 is a versatile choice for electrical applications due to its lightweight nature, making it easier to handle and install compared to heavier metals. Its strength and durability provide excellent protection for electrical components, ensuring long-lasting performance in various environments. Additionally, the high thermal conductivity of aluminum 6061 helps dissipate heat efficiently, making it a reliable option for electrical systems that require heat management.
Stainless steel grades like 304 and 316 are top picks for electrical applications thanks to their exceptional corrosion resistance, ensuring reliability in diverse environments prone to moisture or chemicals. Their robust construction provides durability, offering ample protection for electrical components and systems over time. With their high thermal conductivity and heat resistance, Stainless 304 and 316 deliver efficient heat dissipation, making them vital assets in maintaining optimal performance for various electrical setups.
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Key properties include high electrical and thermal conductivity (copper, aluminum), corrosion resistance (aluminum, titanium, nickel/zinc alloys), high strength-to-weight ratio (aluminum, magnesium alloys), magnetic properties (neodymium), luminescent properties (yttrium, terbium, europium), and mechanical properties like high melting point and low thermal expansion (titanium alloys).
C101 oxygen-free copper and C110 copper are best for high conductivity. C101 has the highest purity and conductivity. C110 has slightly lower purity but still very high conductivity and is versatile for electrical applications. Both efficiently conduct electricity.
Aluminum is lightweight with high strength-to-weight ratio and corrosion resistance. It can provide some EMI/RFI shielding with additional coatings. Stainless steel offers better shielding and durability but is heavier and costlier than aluminum.
Austenitic grades like 304 and 316 provide high corrosion resistance, are non-magnetic when annealed, and can be machined with the right tools despite some challenges. 316 and 316L are optimal for harsh environments due to their excellent corrosion resistance from molybdenum content.
Consider environment (corrosion, temperature), cost, solderability, conductivity, wear, galvanic corrosion, and application requirements. Gold excels in conductivity, corrosion resistance, and wear but is costly. Tin is affordable and solderable but less durable. Nickel is a cost-effective general-purpose option.