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10-11-2018
Power transmission Power transmission requires a large amount of high-conductivity copper, mainly used for power wires and cables, bus bars, transformers, switches, connector components and connectors. During the transmission of wires and cables, power is wasted due to resistance heating. From the perspective of energy saving and economy, the "best cable section" standard is cu...
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27-10-2018
1, By alloy According to the alloy system, it can be divided into non-alloy copper and alloy copper. Non-alloy copper includes high-purity copper, tough copper, deoxidized copper, oxygen-free copper, etc. It is customary to call non-alloy copper copper or pure copper. It is called red copper, while other copper alloys are alloy copper. China and Russia divide alloy copper into ...
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19-10-2018
Bronze is the earliest alloy used in China and has a history of more than 3,000 years. Bronze originally refers to copper-tin alloy. Copper alloys other than brass and white copper are called bronze, and often the name of the first major additive element in front of the bronze name. Tin bronze has good casting performance, anti-friction performance and good mechanical propertie...
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13-10-2018
Brass is an alloy of copper and zinc. If only brass made of copper and zinc is called ordinary brass. Brass is often used in the manufacture of valves, water pipes, air-conditioning inside and outside machine connecting pipes and radiators. If it is a plurality of alloys composed of two or more elements, it is called special brass. Such as copper alloy composed of lead, tin, ma...
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29-09-2018
The word "brass" was first seen in the "Shen Yi Jing· Zhong Ye Jing" written by the Western Han Dynasty. "There is a palace in the northwest, a wall of brass, and a palace of the Emperor." This "brass" refers to What kind of copper alloy is to be tested. "New Tang Book · Food and Food" has the title of "bronze" and "brass", which refer to the color of ore and smelting products ...
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21-09-2018
Materials are: H59, H59-1, H59-2, H59-3, H60, H60-2, H62, H63, H65, H68, H70, H80, H90; C1100, C1020, C2680, C2800, C2600, C2801, C5191 , C5210, C2200, C7521, C7541, C17200, C1070, C7701, QSn6.5-0.1, QSn8-0.3, QSn4-0.3, BZn18-18, BZn15-20, CuBe2 and many other materials, customers are welcome to order sampling . 58-3 copper rod, 59-1 copper rod is a free-cutting brass, with env...
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14-09-2018
Non-ferrous metal bar, copper, high conductivity. Widely applicable. The copper rod is a kind of non-ferrous metal processing bar, which has better processing performance and high electrical conductivity. Mainly divided into brass rods (copper-zinc alloy, cheaper), copper rods (higher copper content). The brass rod is a rod-shaped object made of an alloy of copper and zinc, and...
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02-04-2018
Perfect spot solder paste system, which can use a variety of technical methods to complete the welding of solder joints according to the heating requirements of different products. Similar to other heating methods, misuse of laser energy can easily burn out parts. The laser heater takes full advantage of the transmission and absorption characteristics of the laser energy and cr...
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02-04-2018
The brazing industry pollutes the environment to some extent. With environmental issues becoming a hot spot in the world, the industry is changing the traditional model and implementing green brazing materials. The main types are: 1, cadmium-free solder Solder users often prefer to use silver-based cadmium-containing solder because cadmium can significantly reduce the liquidus ...
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