2012年7月6日星期五

What is the difference between tungsten steel ring and gold or silver ring?

What is the difference between tungsten steel ring and gold or silver ring?

Tungsten steel rings actually refers to the tungsten carbide. Tungsten is collected from tungsten ore, is in the symbol table of chemical elements (W), its melting point in 6100 degrees Celsius, which is the highest melting point metal.
When tungsten combined with carbon, it becomes symbolic representation (WC), tungsten carbide’s hardness usually in the 8.5-9.5, is four times harder than titanium, two times than that of steel, so tungsten is with great abrasion resistance.

Took advantage of the characteristics mentioned above, tungsten steel jewelry is now popular in Europe and the United States, and it has become the new darling of the jewelry area.

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