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tarnish resistance

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Journal Articles
Alloy Digest (1957) 6 (10): Cu-56.
Published: 01 October 1957
... REVERE ALLOY No. 575 is a free-cutting leaded nickel silver having high resistance to corrosion and tarnish. It is malleable and ductile. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion...
Journal Articles
Alloy Digest (1985) 34 (6): Cu-498.
Published: 01 June 1985
... articles requiring a high resistance to tarnish. 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-498...
Journal Articles
Alloy Digest (1970) 19 (12): Cu-224.
Published: 01 December 1970
... is needed for good solderability. Corrosion Resistance: Alloy 638 has good corrosion resistance, good tarnish resistance (better than most copper alloys). and very good stress corrosion resistance (very insensitive). Its resistance to oxidation at elevated temperatures is superior to Type 303 stainless...
Journal Articles
Alloy Digest (1958) 7 (3): Cu-61.
Published: 01 March 1958
... NICKEL SILVER, 55-18 is a spring quality nickel silver alloy having high resistance to corrosion and tarnish. It is used primarily for springs and electrical resistances. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well...
Journal Articles
Alloy Digest (1959) 8 (6): Cu-76.
Published: 01 June 1959
... RIVERSIDE No. 4 is a spring quality nickel silver alloy having high resistance to corrosion and tarnish. It is used primarily for springs and electrical resistances. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes...
Journal Articles
Alloy Digest (1975) 24 (12): Al-220.
Published: 01 December 1975
... ALUMINUM B514.0 is an aluminum sand casting alloy recommended where excellent resistance to corrosion and tarnishing are required. It has moderate strength and pressure tightness. Cooking utensils and marine applications are among its uses. This datasheet provides information on composition...
Journal Articles
Alloy Digest (1957) 6 (4): Cu-49.
Published: 01 April 1957
... NICKEL SILVER, 65-18 is a deep drawing grade of nickel silver. It has high resistance to corrosion and tarnish. It is used primarily for drawn, spun and similar cold-worked parts. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties...
Journal Articles
Alloy Digest (1966) 15 (6): Al-156.
Published: 01 June 1966
... ALUMINUM B214 is an aluminum sand and permanent mold casting alloy recommended where excellent resistance to corrosion and tarnishing are required. This datasheet provides information on composition, physical properties, hardness, tensile properties, and compressive and shear strength. It also...
Journal Articles
Alloy Digest (1969) 18 (11): Cu-208.
Published: 01 November 1969
... COPPER Alloy No. 752 is a deep drawing grade of nickel silver. It has high resistance to corrosion and tarnish. It is used primarily for drawn, spun and similar cold-worked parts. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties...
Journal Articles
Alloy Digest (1969) 18 (12): Al-193.
Published: 01 December 1969
... ALLCAST P400 is an aluminum-magnesium-zinc permanent mold casting alloy. It is recommended for food handling and chemical plant equipment and where good resistance to corrosion and tarnishing are required. It does not respond to an age-hardening heat treatment. This datasheet provides information...
Journal Articles
Alloy Digest (1957) 6 (9): Cu-54.
Published: 01 September 1957
...: Excellent for soft soldering and silver brazing. Ir cannot be satisfactorily welded owing to its lead content. Corrosion Resistance: In general, this alloy has a degree of corrosion and tarnish resistance somewhat superior to that of brass. In an outdoor atmosphere parts require frequent clean- ing; indoors...
Journal Articles
Alloy Digest (2016) 65 (12): Pd-2.
Published: 01 December 2016
... widespread use. This brought about efforts to develop alloys based upon less costly metals. As a result, palladium alloys became widely utilized in an effort to provide such desirable properties as corrosion and tarnish resistance at a lower cost. However, palladium alloys are also relatively expensive...
Journal Articles
Alloy Digest (1982) 31 (10): Ni-279.
Published: 01 October 1982
... corrosion resistance similar to commercial nickels and nickel alloys of comparable chromium content; it is superior to stainless steels of equivalent chromium content. In con- trast to Berylco Alloy 4lC containing 0.5% chromium, the 12% chromium in Alloy 42C gives it improved resistance to tarnishing...
Journal Articles
Alloy Digest (2004) 53 (8): Cu-721.
Published: 01 August 2004
...- mercial fluxes are used and exhibits substantially better tarnish resistance than most other copper alloys. It can also be joined by brazing and resist- ance welding. It is widely used in electrical engineering and telecommu- nications thanks to the combination of good electrical conductivity with high...
Journal Articles
Alloy Digest (2021) 70 (5): Cu-920.
Published: 01 May 2021
... before use, surface inhibition with benzotri- Beryllium azole (BTA) is recommended as this gives tarnish resistance. Cobalt bal bal Copper-beryllium alloys are insensitive to chloride stress cor- Iron rosion cracking, showing no failure in the standard ASTM test. Nickel 0.4 0.7 0.4 0.7 The alloys...
Journal Articles
Alloy Digest (1973) 22 (5): Zn-15.
Published: 01 May 1973
... over copper and nickel layers provides a highly reflective, tarnish resistant surface. The finish possesses excellent abrasion resistance and is capable of with- standing severe environmental conditions. Gold, silver, bronze, brass, cadmium and tin plating systems also can be used successfully...
Journal Articles
Alloy Digest (1987) 36 (5): Rh-1.
Published: 01 May 1987
... Equivalents: ASTM B 616. General Characteristics: RHODIUM is more resistant to corrosion than platinum and it is completely free from oxidation or tarnish in air up to moderately elevated temperatures. It does oxidize superficially at very high temperatures. It is also harder and more abrasive resistant than...
Journal Articles
Alloy Digest (2003) 52 (6): Cu-703.
Published: 01 June 2003
..., has good corrosion resistance in industrial atmosphere and resists tarnishing very well even after prolonged storage. The alloy also exhibits good resistance to dif- ferent types of waters (including seawater), humidity, nonoxidiz- ing acids, alkaline and saline solutions, organic acids, and dry gases...
Journal Articles
Alloy Digest (1965) 14 (3): Cu-149.
Published: 01 March 1965
... uncoated electtodes. Moderate preheating in the range of 300 to 5000F assists in minimizing loss of zinc by volatilization. Corrosion Resistance: Resistant to atmospheric corrosion and tarnish. This alloy is relatively immune to dezincification and stress-corrosion cracking. Oxidizing acids or oxidizing...
Journal Articles
Alloy Digest (1966) 15 (9): Cu-168.
Published: 01 September 1966
... luster in dry indoor atmospheres bur rarnishes slightly in moist air. It tarnishes in sulphur-bearing industrial armospheres and tarnishes, but does not corrode appreciably, in marine atmospheres. Ir is resistant LO attack by fresh waters, polluted industrial waters, brackish waters, and sea water...