Friday, February 13, 2015

Accessories copper


Copper is an important source in the same natural and human fairly colorful and uses and its uses. The electricity industry is used in
Copper is an important source in the same natural and human fairly colorful and uses and its uses. The electricity industry is used in electrical industry because it is not an expensive such as electric generators and cabling electricity industry. Severe Bmana denominated solutions for chemical and thermal and electrical recommendations used in buildings and constructions chemical and heating pipes and homes. Welding is used in the musical plant copper like other devices that are welded Baznk and copper are known to brazing, one of the oldest industries used by the Smiths, which Ikomen industry, jewelry, weapons, crafts, and arrived metals to each other using one of the principal methods while this method is also used in plant musical devices such as copper and trumpets that are welding those devices Baznk and copper. Food found that the average human diet contains between (2-5 g) of copper per day and increase the proportion of copper in food cause of ill health and disease Wilson, a increase of copper in the membranes of the body, especially the head, liver, it should be noted that the copper solution labeled (Fethling Solution) used in analytical tests for the sugar industry. Believed that zinc and copper Atnavsa absorption in the digestive tract so that a diet that contains an excessive amount of one of these minerals leads to a decrease in the other metal. The recommendations for the consumption of copper in healthy adults is 0.9 mg per day. On the other hand professional research recommends the consumption of 3 mg per day Cu alloying mixed copper with a large number of other metals to produce more than (1000 alloy) is different for each of them recipes industrial vary depending on the metals that have been mixed with copper, as well as the colors of alloys change depending blended mineral colors and the most important of these bullion following: alloy bronze, one of the most important alloys, where in addition to copper ratio of zinc ranging from (5-40%) and is characterized by bronze severity hardness and high resistance to friction and retain its quality for a long time and was Alkengaon first mixing copper bronze production, which used it in the arms industry, such as swords and spears tipped with sharp, and when added to the alloy proportion of lead ranging between (3-5%) than bronze quality and increase the purposes of use. Copper, nickel and zinc alloy composed of copper by (55-65%) and zinc by (17-27%) and nickel (10%) for the alloy used as a basis to cover the vessels of food such as counterpoint, spoons and knives layer silver color and in coating jewelry. Bronze, phosphorus and tin alloy composed by adding phosphorus by (35%) and tin (10%) for the alloy is characterized by a high degree of flexibility and resilience, fortitude and survival, making it suitable for the manufacture of the spring, which has the ability to restore its size after compression and industry membranes or thin plates porosity which between fluid as in batteries or in a CD-phone headset. Bronze alloy and silicon where jewelry is added to the bronze alloy by (1-3%) of the silicon element in addition to other metals such as lead, tin, zinc, manganese, iron and nickel. This alloy is characterized by strongly such as steel and severe abrasion resistance and is used in the production of equipment for chemical plants exposed to solutions help speed corrosion of metals. Bronze, copper and aluminum alloy containing aluminum metal in the range (5-12%), with the proportion of zinc, silicon, this alloy is characterized by severe resistance of the interactions used in refineries and refineries sal 

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