Alloy CuSn6Zn6 is bronze alloy for the electrical industry. Typical uses include electrical devices, switching elements, contact springs, relay springs, leaf springs, and switching elements. This datasheet provides information on composition and physical properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: Cu-882. Producer or source: Gebr. Kemper GmbH + Company KG Metallwerke.

ULTRONZE is a copper alloy also known as Olin Alloy 654. It bridges the gap between standard high-performance copper alloys and beryllium-copper alloys, thus enabling the design of parts with properties previously only attainable with more expensive materials. The alloy has superior stress-relaxation characteristics, good bend performance and excellent corrosion resistance. Among its typical uses are electrical connectors, fuse clips and relay springs. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on corrosion resistance as well as forming, heat treating, and machining. Filing Code: Cu-417. Producer or source: Olin Brass.

Copper Alloy No. C43400 is a copper-zinc-tin alloy that can be cold worked readily by all conventional processes. It has moderate strength and good ductility. This alloy is used typically for electrical switch parts, contacts and relay springs. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Cu-488. Producer or source: Brass mills.

Wieland-K50 (C70260) is copper alloyed with low nickel for good fabricability for parts in the electrical industry, such as stamped parts, connectors, and relay springs. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: Cu-838. Producer or source: Wieland Metals Inc..

Wieland-N17 has a combination of strength and favorable cold working and corrosion properties. Its composition gives it better protection to more severe atmospheres than other copper alloys. It is characterized by a high nickel content. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: CU-707. Producer or source: Wieland Metals Inc., Wieland-Werke AG.

Wieland-B16 has excellent strength and cold-working properties. It is largely used in connectors. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength as well as deformation and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: CU-704. Producer or source: Wieland Metals Inc., Wieland-Werke AG.

Alloy KHP 7025 (UNS C70250) is a high-performance copper alloy with very high conductivity. Uses include connector springs, tabs, contact springs, switches, relays, and leadframes. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on corrosion resistance as well as forming, machining, and joining. Filing Code: Cu-865. Producer or source: Gebr. Kemper GmbH + Company KG Metallwerke.

Alloy CuSn6 (UNS C51900) is a high-performance copper alloy. Typical uses include components for the electronics industry such as connector springs, relays, leaf springs, and switches as well as machine parts. This datasheet provides information on composition, physical properties, hardness, tensile properties, and bend strength. It also includes information on corrosion resistance as well as forming and joining. Filing Code: Cu-873. Producer or source: Gebr. Kemper GmbH + Company KG Metallwerke.

Olin Brass Alloy C77000 combines high strength with excellent stiffness, formability, corrosion resistance, and solderability. These characteristics make it extremely adaptable to a range of spring applications including flat and slightly formed springs. It is also used for switches, jacks, and relays; in food processing, hospital and medical equipment; and in ferrules. This datasheet provides information on composition and physical properties. Filing Code: Cu-890. Producer or source: Olin Brass.

Olin Brass C76200 is a copper-nickel-zinc alloy developed to conserve nickel for national defense. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on forming. Filing Code: Cu-896. Producer or source: Olin Brass and Somers Thin Strip.

ENGELHARD ALLOY 15065, also known as Silver Mag Nickel and Spring Silver, is a vacuum-melted alloy of silver, magnesium and nickel which may be oxidation hardened to produce good spring and electrical conductance properties. It is recommended for high-electrical-conductivity, corrosion-resistant springs and switches. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: Ag-5. Producer or source: H.A. Wilson Division Engelhard Industries.

CDA ALLOY 725 (Now known as CDA ALLOY C72500) is a copper-nickel-tin alloy designed to improve the reliability of electrical connectors by resisting oxidation and thus providing improved solderability. It has a pleasant silver color and excellent joinability by soldering, brazing and spot and butt resistance welding. Its uses include electrical connectors, relay and switch springs, and builders' hardware. The revision is being made to correct an error in composition and for general updating. The original name (CDA ALLOY 725) is being retained because of the correction in composition. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-229. Producer or source: Copper and copper alloy mills. Originally published March 1971, revised July 1985.

Copper Alloy No. C70400 is a 5.5% nickel-copper alloy characterized by resistance to corrosion by high-velocity seawater, resistance to stress-corrosion cracking, and retention of strength at moderately elevated temperatures. It responds well to both hot and cold-working operations. Among its many uses are springs, switches, heat exchangers, salt-water piping and relays. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Cu-500. Producer or source: Copper and copper alloy mills.

Copper Alloy No. C72800 is a copper-nickel-tin spinodal alloy designed for high strength and excellent resistance to corrosion by salt water. It can be fabricated by the commonly-used processes. Among its many uses are springs, electrical contracts and relay elements, especially in marine environments and other places where resistance to salt water is required. This revision is being made to correct the section on Heat Treatment (specifically aging) and to expand the section on Corrosion Resistance. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-503. Producer or source: Copper and copper alloy mills. Originally published November 1985, revised April 1986.

Alloy KHP 109 (C19025) is a high performance copper alloy with high conductivity. Typical uses are components for the electrical industry, connectors, contact springs, switches, relays, and IC lead frames. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on corrosion resistance as well as forming and joining. Filing Code: Cu-862. Producer or source: Gebr. Kemper GmbH + Company KG Metallwerke.

Olin alloy C18080 is acopper alloy with chromium, silver, iron, titanium, and silicon to provide a combination of properties, particularly resistance to stress relaxation for electronic applications. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and bend strength. It also includes information on high temperature performance. Filing Code: CU-726. Producer or source: Olin Brass.

Wieland-B15 is a phosphor bronze that is a widely used because it has a combination of cold-working and strength properties. It is particularly widely used in the electronic market for connectors. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: CU-731. Producer or source: Wieland Metals Inc., Wieland-Werke AG.

CHASE 69000 is a high-strength copper alloy that exceeds the strength levels of phosphor bronzes and some beryllium copper alloys. It is an electronic grade of copper alloy with excellent hot and cold-working characteristics. It is available in strip form and can be joined by soldering, brazing and resistance welding. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-351. Producer or source: Chase Brass & Copper Company Inc..

Wieland-K75 is an improved copper alloy with uniformly dispersed precipitates for relaxation strength. The alloy is used in electro-mechanical components. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: CU-666. Producer or source: Wieland Metals Inc., Wieland-Werke AG.

Wieland-K62 is a high conductivity alloy for a variety of electronic and electrical applications. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and bend strength. It also includes information on corrosion resistance as well as forming, machining, and joining. Filing Code: Cu-812. Producer or source: Wieland Metals Inc..