24 Nov 2017
Now, for the design and construction of steel structures, the quality of life system is adopted. In recent years, the government has set forth a clear life expectancy for the design and manufacture of steel structures (such as bridges). Therefore, no matter what kind of anti-corrosion technology ste...
23 Nov 2017
Large steel structures, such as bridges, hydraulic structures, towers, chemical tanks, pressure vessels and other preservatives, especially long-term preservative treatment (15-20 years) can have a variety of options. Such as hot-dip galvanized or aluminum technology, heavy duty coating technology, ...
22 Nov 2017
So far, the corrosion of steel structures is causing huge losses to the national economies of various countries in the world. According to statistics from some industrialized countries, the annual economic losses due to the corrosion of steel structures account for about 2% to 4% of the GNP. The U.S...
21 Nov 2017
Due to its advantages of good mechanical properties, strong bearing capacity, easy manufacture, easy to adopt industrialized production, short construction and installation cycle and good sealing performance, the steel structure has been widely used in the national economy construction such as large...
17 Nov 2017
spray coating and spray coating layer and the combination of the formation of the base metal is different, nickel-coated aluminum flame spray through the radiation heating chemical reaction occurs in the sandblasting rust Sa3, RZ> 50μm carbon steel surface micro-metallurgical Combination of the bot...
16 Nov 2017
The surface is subject to static load or low-speed sliding load, wear-resistant but the tensile strength of the coating and the substrate bonding requirements of not more than 50N / mm2 of the workpiece, the spray coating hardness HV130-350, coating thickness from 0.3 to several millimeters, sprayi...
15 Nov 2017
This article mainly according to the author engaged in thermal spraying more than twenty years of practical experience, on the different workpiece material, coating selection, coating quality control and process points play a "pioneering" role. First, the process of choice
14 Nov 2017
Powder coating is used in powder coating, the process is used in electrostatic spraying, the use of friction spray gun, under the influence of accelerating wind, so that when the powder particles are sprayed gun body carrying a positive charge, and negative charge profiles contact, resulting Electro...