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Silver brazing may cause defects in certain alloys, e.g. stress-induced inter-granular cracking in copper-nickel. One special silver brazing method is called pinbrazing or pin brazing. It has been developed especially for connecting cables to railway track or for cathodic protection installations. The method uses a silver- and flux-containing ...
Corrosion-resistant. Remelt temperature altered by dissolving base metal; increased by silver, decreased by copper. Often used for step brazing. 20: 15: 65: Ag 65 Cu 28 Mn 5 Ni 2: Ag–Cu 750/850 [46] – Braze 655. For alloys like kovar and invar to copper, for vacuum tubes. As rubbing seals in jet engines. 28: 65: 5: 2: Ag 70 Cu 20 Zn 10: Ag ...
Tin-silver-copper (Sn-Ag-Cu, also known as SAC), is a lead-free alloy commonly used for electronic solder. It is the main choice for lead-free surface-mount technology (SMT) assembly in the industry, [ 1 ] as it is near eutectic , with adequate thermal fatigue properties, strength, and wettability. [ 2 ]
"German silver" hair comb by Bruce Caesar. Nickel silver, maillechort, German silver, [1] argentan, [1] new silver, [1] nickel brass, [2] albata, [3] or alpacca [4] is a cupronickel (copper with nickel) alloy with the addition of zinc. The usual formulation is 60% copper, 20% nickel and 20% zinc. [5] Nickel silver does not contain the element ...
For instance, 15% silver supported on α-Al 2 O 3 or silicates is a catalyst for the oxidation of ethylene to ethylene oxide at 230–270 °C. Dehydrogenation of methanol to formaldehyde is conducted at 600–720 °C over silver gauze or crystals as the catalyst, as is dehydrogenation of isopropanol to acetone.
Silver steel is common tool steel that is supplied as a centerless ground round bar (with tolerances similar to that of drill bit). The name comes from the highly polished appearance of the rods; there is no silver in the alloy. Amongst other applications, it has been widely used to make such things as punches, engravers, and screwdrivers.
Eutectic alloys for soldering, both traditional alloys composed of lead (Pb) and tin (Sn), sometimes with additional silver (Ag) or gold (Au) — especially Sn 63 Pb 37 and Sn 62 Pb 36 Ag 2 alloy formula for electronics - and newer lead-free soldering alloys, in particular ones composed of tin, silver, and copper (Cu) such as Sn 96.5 Ag 3.5.
The principal alloying metal is 15 to 25 wt% nickel. [1] Secondary alloying metals, which include cobalt, molybdenum and titanium, are added to produce intermetallic precipitates. [1] The first maraging steel was developed by Clarence Gieger Bieber at Inco in the late 1950s.