gold alloys การใช้

• White gold alloys can be made with palladium or nickel.
• LISA Pathfinder uses an instrument consisting of two small gold alloy cubes.
• This technology replaced gold alloy with vitallium and was popular in depression time.
• Gold alloys are used in restorative dentistry, especially in tooth restorations, such as bridges.
• Flex nibs require considerable skill to make and were typically manufactured with a 14k gold alloy.
• Alloys containing palladium or nickel are also important in commercial jewelry as these produce white gold alloys.
• The 22 kt gold alloy is an English standard traditionally referred to as " crown gold ".
• A 12-karat gold alloy is 50 percent gold, and 24-karat gold is pure.
• Common colored gold alloys include the distinctive eighteen-karat rose gold created by the addition of copper.
• The mine still has a wide variety of gold alloys, and is a particularly good spot for alluvial.
• The term white gold is used very loosely in the industry to describe karat gold alloys with a whitish hue.
• Unlike the goldsmiths in the river valleys, these goldsmiths used gold alloys which contained a relatively large amount of copper.
• Fourteen-and eighteen-karat gold alloys with silver alone appear greenish-yellow and are referred to as green gold.
• A typical gold alloy is about 60 % gold and 28 % silver with copper and other metals making up the rest.
• Most flute keys have needle springs, made of phosphor bronze, stainless steel, beryllium copper, or a gold alloy.
• This was a gold alloy ( so much harder than pure gold ), and I was weak even for my age.
• What remains is a shiny layer of nearly pure gold on top of a harder, more durable copper-gold alloy sheet.
• In the United States, gold circulating coins were minted in 22 kt . gold alloy of crown gold purity, until 1834.
• Silver is a constituent of almost all colored carat gold alloys and carat gold solders, giving the alloys paler color and greater hardness.
• It is not indicated for use with white gold, for example, since the color variation among white gold alloys is almost imperceptible.