2017-08-09 | Growth History of H62 Brass Bar

Our country first used brass to cast money in the Ming and Jiajing years. The word "brass" first appeared in the Western Shuo's Shenyi Jing, Zhonghuang Jing in the Western Han Dynasty: "There are palaces in the northwest, and brass is a wall, inscribing the palace of the emperor of the sun and the earth." This kind of "brass" refers to wh…Detailed

2017-08-09 | Welding of copper and copper alloy

Why is the welding of copper and copper alloy called pure copper (copper)? Answer: The copper material with copper content ≥99.9% is called pure copper (copper). Trademark: C10200, C11000, C12000, C12200 and other welding wire trademark: HS2012. Why is it called copper alloy? How are they classified? A: Zinc (brass), nickel (white copper…Detailed

2017-08-09 | General knowledge of titanium alloys

Titanium is an important layout metal which grew up in the 1950s. Titanium alloys are widely used in various fields because of their high specific strength, good corrosion resistance and high heat resistance. Many countries in the world have realized the importance of titanium alloy materials, and then stopped the research and development…Detailed

2017-08-09 | Extraordinary Performance and Application of Lead-free Free-cutting Brass Bar

Therefore, its content should not be greater than 0.002010. Bismuth, tellurium, sulfur and other elements are extremely harmless to other copper alloys. In production, strict control must be exercised to avoid mixing of materials, used materials, lining materials and auxiliary tools. Because of its high conductivity, and can avoid switch …Detailed

2017-08-09 | Component calculation formulas for some rare metals in copper-aluminium materials

Component (kg) of round copper rod = 0.00698 x diameter x diameter x LengthComponent (kg) of round brass rod = 0.00668 x diameter x diameter x LengthComponent (kg) of round aluminium rod = 0.0022 x diameter x diameter x LengthComponent (kg) of square copper rod = 0.0089 * edge width * edge width * lengthComponent (kg) of square brass rod …Detailed

2017-08-09 | Specific Introduction of Special Aluminum Bronze

This refers to bronze containing more than 11.5% aluminium and less than 15% aluminium. The composition of elements except aluminium is similar to that of common aluminium bronze.Due to the difference of aluminium content, the strength of special aluminium bronze is twice as high as that of alloy steel and the hardness near alloy steel. I…Detailed

2017-08-09 | Parameters of beryllium copper

Beryllium-copper is a supersaturated solid solution copper-based alloy with good mechanical, physical, chemical and corrosion resistance. After solution and aging treatment, beryllium-copper alloy possesses high strength limit, elastic limit, obeying limit and fatigue limit, as well as high electrical conductivity, thermal conductivity, h…Detailed

2017-08-09 | The Event of Steady Welding of Copper Pipe

The welding of copper pipe usually adopts 50%. 45%. 35% or 25% silver electrodes, which have good mobility and need the help of flux. The flux used should be a flexible mixture or powder.Carbonized flame for copper pipe welding. The welding sequence is as follows:(1) Before heating, the flux should be coated on the part to be welded.(2) P…Detailed

2017-08-09 | High-quality brass rod with good performance

Material Material: HPb58-2.5, HPb59-2, HPb59-2, HPb59-1, HPb60-2, HPb63-0.1, HPb63-3, HPb59-3, CuZn39pb1.5, CuZn39pb1.5, CuZn39pb1.5, CuZn39pb3, CuZn39pb3, H59, H59, H59, H62, H62, H63, H63, H65, H68, H68, H70, H70, H80, H80, H85, H90, H90, H96, H96, T1, T1, T1, T2, T1, T1, T1, C1100, C5111, C5101, C5101, C5191919191919108, TAg0.1, C1100,…Detailed

2017-08-09 | Some common sense about brass platoon

Brass bars have high strength, good plasticity, proper cooling, good weldability and corrosion resistance, condensation and heat dissipation pipes, snake-shaped pipes, siphons, cooling equipment parts, good mechanical properties, good plasticity in hot state, good cutting performance, weldability, good corrosion resistance, various deep e…Detailed

2017-08-09 | Classification of Copper and Copper Products

Brass Belt News: 1. Classify natural copper according to the shape of nature - free state of copper in nature, the content of copper is more than 99%, but the reserves are very small; oxidized copper ore - a few sulfide copper ore - has very low copper content, usually around 2-3%, more than 80% of the world's copper is refined from coppe…Detailed

2017-08-09 | Application of copper in light industry

Brass Belt News: ... Light property products are closely related to the national livelihood, with a wide variety and variety. Thanks to the excellent combination of steel, it is possible to see it everywhere. Here are just a few analogies:※The temperature control of air conditioners and refrigerator air conditioners and freezers is impor…Detailed

2017-08-09 | Composition of Silicon Bronze

Brass Bar News: Silicon bronze QSi3.5-3-1.5 QSi3.5-3-1.5 is a silicon bronze containing zinc, manganese, iron and other elements. It has the same effect as QSi3-1, but it has better heat resistance, and has less tendency of self-cracking when bar and wire are stored. QSi3.5-3-1.5 is an important axle sleeve material for low temperature ap…Detailed

2017-08-09 | Classification of brass

Brass material is called extra brass if it is composed of more than two elements. For example, copper alloys consisting of lead, tin, manganese, nickel, iron and silicon. Brass has strong wear resistance. Extra brass is also called special brass. It has high strength, high hardness and strong resistance to chemical degradation. In additio…Detailed

2017-08-09 | Some Characteristics of Brass

Brass is an alloy of copper and zinc. The largest brass is a copper-zinc binary alloy, called roughly brass or ordinary brass. Copper with different mechanical effects can be obtained by tampering with the content of zinc in brass. The higher the content of zinc in brass, the higher the strength and the lower the plasticity. The zinc cont…Detailed

2017-08-09 | Some Important Properties of Copper Alloys

Brass bar brass is a copper alloy with zinc as an important additive element. It has an elegant yellow color and is collectively called brass. Copper-zinc binary alloy is called ordinary brass or abbreviated brass. More than three yuan brass is called extra brass or complex brass. Brass alloys containing less than 36% zinc are composed of…Detailed

2017-08-09 | What is copper alloy?

Copper alloy is an alloy consisting of one or several other elements with pure copper as its matrix. Pure copper is purple-red, also known as copper. The density of pure copper is 8.96 and the melting point is 1083 C. It has excellent electrical conductivity, thermal conductivity, ductility and corrosion resistance. Importantly used in th…Detailed

2017-08-09 | What is White Copper-Properties of White Copper

Copper alloy with nickel as an important addition element in brass bars. Copper-nickel binary alloys are called popular white copper, and white copper alloys with manganese, iron, zinc, aluminum and other elements are called complex white copper. Industrial white copper can be divided into structural white copper and electrical white copp…Detailed

2017-08-09 | Copper alloys are widely used in high technology

Brass rod superconductors and low temperatures have recently created materials with higher critical temperatures, known as "cryogenic superconductors", which are mostly composite oxides. One of the earlier and more famous ones is the copper-based oxide containing lead (YB2Cu3O7), which has a critical temperature of 90K and can work at liq…Detailed

2017-08-09 | Casting Technology of Copper Alloy

The crystallization characteristics and casting properties of copper alloys with different composition of brass bars are different, and the casting process characteristics are also different. 1. Tin bronze: The crystallization characteristics are large scale of crystallization temperature and wide condensation area. Casting properties are…Detailed