The entire steel surface is protected, and the melted zinc is easily coated evenly, whether in the interior of the pipe fitting in a depression, or in any other corner where the coating is difficult to access. The hardness of galvanized coating is greater than that of steel. The Eta layer of the upper layer of Z is only 70 DPN hardness, so it is easy to be dented by collisions. However, the hardness values of the lower layer of Zeta layer and delta layer are 179 and 211 DPN respectively, which are higher than that of the iron material of 159 DPN. Therefore, its impact resistance and wear resistance are quite good.
What are the differences between the hook fence net production plant used on the highway? The guest soil of galvanized zigzag net creates favorable conditions for the growth of vegetation on the slope. Its composition varies with the growth conditions of plants on the slope. According to the side slope rate, geological conditions, temperature, precipitation and other characteristics of reasonable selection of net types, galvanized hook mesh on the slope vegetation protection effect will be better. Highway and railway galvanized hook mesh, through the vegetation developed root system and mesh body closely combined, to achieve the purpose of protection of highway slope. The guest soil of galvanized zigzag net creates favorable conditions for the growth of vegetation on the slope. Its composition varies with the growth conditions of plants on the slope.
The basic components of the bird cage are plate top, cage frame, cage bar, cage door, cage hook, dragon ring, bottom ring and cage bottom. The accessories are composed of dung board, sun rod, bird seed pot, water tank, jade finger, horsetail string, etc. These parts are usually made of wood or bamboo, and can be carved and hollowed out with a variety of laser machines.
There is also a scaly or boride film or oxide. To remove the photosynovium or oxide commonly used methods are: lead grease removal method, acoustic cleaning method, alkali washing or pickling electrolysis grease to oxide method, these methods in the use of gas or steam harmful to human body, pollution, not environmental protection.
Stainless steel barbed rope in the way of corrosion is not very, because the surface is not treated but rely on its own raw materials for corrosion resistance, so there will be no chemical reaction.
A pet carrier can be used as an indoor or outdoor pet house. The dog cage is equipped with a fixed food basin and water fountain, and the foot plate pet cage rubber pad has bayonets on four sides to be splintered. It can be spliced, cut and disassembled according to the size of the cage. It is convenient and easy to clean. It can solve the problem of pinching the feet of the puppies in the ordinary cage and prevent the puppies from causing adverse reactions in the development. The dividers are breathable and comfortable, and can be used as heat shields for pets in summer. A puppy with small feet, no feet, no pinching.
3. Acid activation acid activation solution should be able to remove corrosion products and oxide film (skin) on the surface of parts, without excessive corrosion on the matrix.
Maintenance is indispensable in the use of galvanized wire. Large coils of galvanized silk should be coated with oil, fiber core immersion oil, oil is required to protect the fiber core is not rotten, not rust, wire moisture fiber, and from the internal lubrication wire rope. Surface coating so that all wire rope strands in the surface, are evenly coated with a layer of rust-proof lubrication grease, which for friction lifting and mineral water large mine rope, to be coated with grinding and water-resistant black oil grease. Coated with red oil with strong film and good rust resistance, it is required to have a thin oil layer, which is easy to keep clean during operation.
First of all, we need to understand that the electrical conductivity of the wire depends on its material and size, and is not affected by the surface treatment method. Whether galvanized treatment or wire drawing treatment, they are the surface of the steel wire treatment, will not change the basic physical properties of the steel wire, electrical conductivity will not be affected. Therefore, in theory, the galvanized wire drawing treatment should not have any effect on the electrical conductivity of the steel wire.There are two kinds of use, namely slope protection hook mesh, coal hook mesh, mining hook mesh, coal mine support network, roadway support network. The height of the outer rail of the pavement or seat belt should not be less than 1.10 m. The net distance between balustrade members shall not be greater than 140 mm, and horizontal rail shall not be used. Hook mesh planning is necessary to be safe and reliable, anchor should be installed on the basis of the railings, its strength should meet the requirements of the standard.