ELKONITE 20S, 30S, 35S, 40S, 45S, 50S, 4050, and 2088 are tungsten-silver compositions with the tungsten content ranging from 50-88 wt.%. Tungsten has the highest strength and the highest melting temperature of the refractory metals. This is the principal factor in determining resistance of a contact to arc erosion and mechanical wear. The strength, erosion, and weld-resistance characteristics of the contact increase with increasing tungsten content; the electrical and thermal characteristics decrease. This datasheet provides information on composition and physical properties. Filing Code: W-22. Producer or source: CMW Inc.

ELKONITE 2110, 2150 tungsten-silver alloys are made by the press-sinter-repress method for attachment to backings by silver brazing. Tungsten has the highest strength and the highest melting temperature of the refractory metals. This is the principal factor in determining the resistance of a contact to arc erosion and mechanical wear. The strength, erosion, and weld resistance characteristics of the contact increase with increasing tungsten content; the electrical and thermal characteristics decrease. This datasheet provides information on composition and physical properties. Filing Code: W-24. Producer or source: CMW Inc.

ELKONITE G17, G18, 7065, and 7165 silver silver alloys contain molybdenum as the refractory metal. Molybdenum has a lower density than tungsten and is less resistant to arc erosion. Molybdenum-silver Elkonites exhibit self-cleaning properties when subjected to arching during switching. The arc breaks down the molybdenum oxide at temperatures above 795 degrees C (1465 degrees F). This helps maintain low contact resistance. The molybdenum-silver Elkonites are susceptible to corrosion in high atmospheres and are not recommended where they will encounter this type of environment. This datasheet provides information on composition, physical properties, hardness, and bend strength. Filing Code: MO-18. Producer or source: CMW Inc.

ELKONITES TC5, TC10, TC20, and TC53 tungsten carbide-copper alloys are press-sinter-infiltrated materials with a refractory content ranging from 50 to 70 wt.%. They are strong materials with high properties. They also have good resistance to arc erosion and contact welding. These materials are generally used in oil devices to protect the contact from oxidation. This datasheet provides information on composition, physical properties, hardness, and bend strength. It also includes information on high temperature performance as well as joining and powder metal forms.Filing Code: W-26. Producer or source: CMW Inc.

Carlson Alloy 70 30 Cu Ni is strong and ductile and has excellent cold-forming properties. Malleability approaches that of copper, and the alloy does not work harden rapidly. It is readily weldable by all of the arc processes and by resistance arc welding and can be brazed and soldered. Alloy 70 30 Cu Ni has excellent resistance to corrosion and erosion. Many applications are related to handling seawater. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: CU-691. Producer or source: G.O. Carlson Inc.

ELKONITE 1W3, 3W3, 3W53, 5W3, 10W3, 10W53, 30W3, 40W3, 50W3,and 2050C are a series of tungsten-copper compositions with the tungsten content ranging from 50 to 90 wt.%. These alloys are normally made by the press-sinter-infiltrate (PSI) method. This datasheet provides information on composition, physical properties, microstructure, and bend strength. It also includes information on heat treating. Filing Code: W-25. Producer or source: CMW Inc.

Bridgeport 54 is a copper-zinc-aluminum alloy having high corrosion and erosion resistance combined with good strength and ductility. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as heat treating and machining. Filing Code: Cu-141. Producer or source: Bridgeport Brass Company.

Copper Alloy No. C72200 was developed to improve on the performance of the copper-nickel condenser tube alloys. It is essentially 85-15 copper-nickel with additions of 0.8% iron, 0.5% chromium and 0.5% manganese. It has exceptionally high resistance to erosion and corrosion by flowing seawater. Its strength and other mechanical properties are similar to the older copper-nickel alloys (90-10 and 70-30). Alloy C72200 is used primarily for condenser and heat-exchanger tubing using seawater and for salt-water piping. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-449. Producer or source: Copper and copper alloy mills.

ALUMINUM BRASS is a copper-zinc-aluminum alloy having high corrosion and erosion resistance. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: Cu-75. Producer or source: Brass mills.

Tristelle alloy TS-2 is an alloy of 35Cr-10Ni-12Co developed to withstand both corrosion and galling. This alloy relies on the formation of chromium-rich carbides during solidification. It is the intermediate carbon content alloy in this family, (See TS-1, Alloy Digest SS-662, December 1996, and TS-3, Alloy Digest SS-672, January 1997) and is recommended for valve service. This datasheet provides information on composition, physical properties, and hardness as well as fracture toughness. It also includes information on corrosion and wear resistance as well as joining. Filing Code: SS-668. Producer or source: Stoody Deloro Stellite Inc.

Tristelle alloy TS-3 is an alloy of 35Cr-10Ni-12Co developed to withstand both corrosion and galling. This alloy relies on the formation of chromium-rich carbides during solidification. It is the highest carbon content alloy of the family of Tristelle alloys. (See TS-1, Alloy Digest SS-662, December 1996, and TS-2, Alloy Digest SS-668, January 1997). Alloy TS-3 is recommended for valve service. This datasheet provides information on composition, physical properties, and hardness. It also includes information on corrosion and wear resistance as well as joining. Filing Code: SS-672. Producer or source: Stoody Deloro Stellite Inc.

Olin Alloy C72200 is a chromium-containing copper-nickel alloy used extensively in seawater. The alloy is used for its corrosion-erosion resistance and is often called Cupronickel with Cr. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: CU-745. Producer or source: Olin Brass.

Avesta Sheffield SAF 2304 is an austenitic/ferritic duplex stainless steel with high tensile strength, impact toughness with good workability and weldability. The alloy has high resistance to chloride stress-corrosion cracking and good resistance to pitting, crevice, and general corrosion. It has higher thermal conductivity and a lower coefficient of thermal expansion than austenitic stainless steel. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-649. Producer or source: Avesta Sheffield Inc.

Type CA-40 is used extensively in the cast form for applications requiring high resistance to oxidation and also resistance to erosion. This alloy responds to a hardening heat treatment. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: SS-57. Producer or source: Stainless steel foundries.

CROLOY 16-6PH is a martensitic-ferritic precipitation-hardening stainless steel recommended for applications requiring corrosion and erosion resistance combined with high strength and hardness. 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: SS-237. Producer or source: Babcock & Wilcox Company.

USS AR 360 is a quenched-and-tempered low-alloy steel designed to fit a broad range of applications where resistance to abrasion is a major consideration. It is used to produce components for mining and materials handling equipment and agricultural implements. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: SA-332. Producer or source: United States Steel Corporation.

Copper Alloy No. 687 is a copper-zinc-aluminum alloy with high resistance to corrosion and erosion; in addition, it has good strength and ductility and can be cold worked and cold formed readily. It is chiefly used in the form of tubes for various types of equipment such as condensers and heat exchangers. 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-313. Producer or source: Brass mills.

ACCURATE METAL is a copper-nickel alloy having high strength, ductility and corrosion resistance. It was especially designed for exacting electronic and electrical applications. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: Cu-207. Producer or source: Connecticut Metals Corporation.

A. M. 3 Die Steel is a medium-carbon, 5% chromium tool and die steel having high resistance to heat checking and erosion of die-casting dies and other hot work tools. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: TS-162. Producer or source: A. Milne & Company (Distributor).

UNS No. C16200 is a copper-cadmium alloy with high electrical and thermal conductivities combined with high strength and toughness. It is recommended for resistance-welding electrodes, back-up bars and current carrying rings. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-535. Producer or source: Copper alloy producers. See also Alloy Digest Cu-541, October 1988.