{"id":243400,"date":"2022-04-11T14:08:23","date_gmt":"2022-04-11T14:08:23","guid":{"rendered":"https:\/\/internationalwire.com\/blog\/auto-draft\/"},"modified":"2024-09-27T10:46:49","modified_gmt":"2024-09-27T10:46:49","slug":"types-of-copper-alloys","status":"publish","type":"post","link":"https:\/\/internationalwire.com\/blog\/types-of-copper-alloys\/","title":{"rendered":"Types of Copper Alloys"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Unlike pure copper, copper alloys are complex formulations of metal with a copper base and alloy elements such as nickel, aluminum, silicon, tin, and zinc in varying concentrations that give the alloy desired properties. Learn more about popular copper alloys and their common applications.<\/span><\/p>\n<h2><b>ETP and OF Copper<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-241475 alignright\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/Bare-Copper-Wire-copy.png\" alt=\"Bare Copper Wire\" width=\"239\" height=\"309\" \/><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Two popular alloys of copper are electrolytic tough pitch (ETP) copper and oxygen-free (OF) copper.<\/span><\/p>\n<h3><b>ETP Copper (C110)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">For ETP copper properties, this alloy is extremely versatile and is the most commonly used copper alloy. It offers 100% IACS minimum conductivity, making it popular for electrical applications and those necessitating low resistance levels.\u00a0<\/span><\/p>\n<h3><b>OF Copper (C101)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">OF copper is a 99.99% pure copper alloy with 0.0005% oxygen content. This alloy has 101% IACS conductivity rating, it is resistant to oxidation, and less vulnerable to hydrogen embrittlement.<\/span><\/p>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Both ETP and OF coppers are malleable, making them easy to work with and form during manufacturing. These alloys offer high levels of thermal and electrical conductivity and low chemical reactivity. They also have resistance properties for oxidation, corrosion, microbes, and bacterial contamination.\u00a0<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Some of their most common applications include:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Aerospace parts<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Construction<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Electronics<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Elements in heat exchangers<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Medical equipment<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Power transmission lines and components<\/span><\/li>\n<\/ul>\n<h2><b>Cadmium Copper (C162)<span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-243493\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/2-1-500x667.jpg\" alt=\"\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/2-1-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/2-1-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/2-1-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/2-1.jpg 1512w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/span><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Cadmium copper is a high-performance alloy made from 98 &#8211; 99 % % copper, 0.1 &#8211; 1.5% cadmium and sometimes minor amounts of other materials. The cadmium imbues the metal with more strength and makes it responsive to some heat treatments.<\/span><\/p>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Cadmium copper offers an extended flex life and good tensile strength characteristics, making it a more pliable option for industrial and scientific applications. The alloy also has excellent thermal stability and a high degree of electrical conductivity.<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Some of the most popular applications of cadmium copper include:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Electrical components (circuit breaker switches, connectors, spring contacts, electrical conductors)<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Trolley wire<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Geophysical exploration equipment<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">High strength transmissions lines<\/span><\/li>\n<\/ul>\n<h2><b>Tensile-Flex High-Performance Copper Alloy<img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-243497\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/4-2-768x1024.jpg\" alt=\"\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/4-2-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/4-2-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/4-2-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/4-2.jpg 1512w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">This alloy is recognized as a high-performance conductor alloy that can perform specialized functions while meeting or exceeding the requirements of industrial regulations. Tensile-flex high-performance copper alloy complies with the following industrial standards:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">ASTM B624<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">MIL-W-29606<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">NEMA WC67<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">SAE AS22759<\/span><\/li>\n<\/ul>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">This alloy has high tensile strength and maintains this key characteristic even at elevated temperatures of 700\u00b0 F and higher. The material also has high thermal stability and excellent conductivity characteristics and can resist annealing at high temperatures.<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Because this alloy retains its positive characteristics at high temperatures, it&#8217;s an excellent choice for:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Aerospace\u00a0<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Medical applications<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Geophysical applications<\/span><\/span><br \/>\n<h2><b><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-243496\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/1-1-768x1024.jpg\" alt=\"\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/1-1-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/1-1-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/1-1-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/1-1.jpg 1512w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/b><\/h2>\n<\/li>\n<\/ul>\n<h2><b>80EF: Environmentally Friendly Copper Alloy<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">80EF copper is a Restriction of Hazardous Substances (RoHS)-compliant alternative to cadmium copper. This alloy doesn&#8217;t have cadmium and other heavy metals like lead or mercury in its composition.<\/span><\/p>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Despite not having cadmium, 80EF still has extremely favorable characteristics, such as good flex life and tensile strength, and it operates similarly to cadmium copper. It&#8217;s also highly conductive and offers good thermal stability.\u00a0<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">This alloy is ideal for applications that must comply with RoHS regulations and requirements. Additional applications include:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Commercial aerospace applications<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Geophysical exploration components<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Medical equipment<\/span><\/li>\n<\/ul>\n<h2><b>35EF: Environmentally Friendly Copper Alloy<img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-243499\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/5-1-768x1024.jpg\" alt=\"\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/5-1-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/5-1-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/5-1-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/5-1.jpg 1512w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">35EF copper alloy is free of heavy metals like cadmium, lead, or mercury. Alloy 35EF copper also complies with several specialized industry standards, including:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">ASTM B624<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">MIL-W-29606<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">NEMA WC67<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">SAE AS22759<\/span><\/li>\n<\/ul>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">35EF is thermally stable and offers excellent conductivity. It also has a high tensile strength that makes it ideal for a variety of applications.<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">This alloy is a popular choice for any RoHS application due to its directive compliance.<\/span><\/p>\n<h2><b>CS-95: Ultra-High Strength Copper Alloy<img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-243498\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/7-768x1024.jpg\" alt=\"\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/7-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/7-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/7-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/7.jpg 1512w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">This alloy has a composition that offers increased strength for use in extreme environments. It allows manufacturers to decrease the size and weight of components without sacrificing strength or integrity.<\/span><\/p>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ultra-high-strength copper alloy has excellent strength- and conductivity-to-weight ratios as well as a high degree of tensile strength. This durable alloy has excellent flex life in mechanical applications, and it&#8217;s another RoHS-compliant alloy.<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Components fabricated from ultra-high strength copper alloy CS-95 are used in the following applications:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Aerospace and aeronautic cabling systems<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Miniature electronics<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 Medical diagnostic equipment<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 Miniature Invasive Medical Sensors and Probes<\/span><\/li>\n<\/ul>\n<h2><b>Bronze<img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-242551\" src=\"https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-500x667.jpg\" alt=\"Bronze Wire on Bobbin\" width=\"232\" height=\"309\" srcset=\"https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-500x667.jpg 500w, https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-768x1024.jpg 768w, https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-1152x1536.jpg 1152w, https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-1536x2048.jpg 1536w, https:\/\/internationalwire.com\/wp-content\/uploads\/PXL_20210616_175505660-scaled.jpg 1920w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Bronze alloys are composed primarily of copper and about 12-12.5% tin, as well as other metals, such as aluminum, manganese, nickel, phosphorus, or silicon.<\/span><\/p>\n<h3><b>Properties<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Regarding bronze&#8217;s properties, the alloy is well regarded for its strength, resistance to corrosion and conductivity.<\/span><\/p>\n<h3><b>Applications<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Some of the most common applications of bronze include:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Automotive parts<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Electronic and electrical components, including contacts and relays<\/span><\/li>\n<li><span style=\"font-weight: 400;\"> \u00a0 \u00a0 <\/span><span style=\"font-weight: 400;\">Marine components<\/span><\/li>\n<\/ul>\n<h2><b>Copper Alloy Wires at International Wire<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">As a leading U.S. manufacturer of copper alloy wire products, International Wire Group utilizes high-quality metals to meet clients&#8217; unique specifications.<\/span><a href=\"https:\/\/www.internationalwiregroup.com\/contact-us\/\"> <span style=\"font-weight: 400;\">Contact us today<\/span><\/a><span style=\"font-weight: 400;\"> to learn more about our selection of copper alloys or our <\/span><a href=\"https:\/\/www.internationalwiregroup.com\/cable-services\/\"><span style=\"font-weight: 400;\">in-house cable services<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unlike pure copper, copper alloys are complex formulations of metal with a copper base and alloy elements such as nickel, aluminum, silicon, tin, and zinc in varying concentrations that give the alloy desired properties. Learn more about popular copper alloys and their common applications. ETP and OF Copper Two popular alloys of copper are electrolytic [&hellip;]<\/p>\n","protected":false},"author":22,"featured_media":243491,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[12],"tags":[],"class_list":["post-243400","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-posts"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Types of Copper Alloys - International Wire<\/title>\n<meta name=\"description\" content=\"Alloying copper with nickel, aluminum, silicon, tin, and zinc gives copper alloys different conductivity and resistance properties.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/internationalwire.com\/blog\/types-of-copper-alloys\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Types of Copper Alloys - 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