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Post time: 03-11-22 - The spring operating at high temperature requires that it can adhere to the elastic limit and good creep resistance at high temperature. In addition, the forming process and heat treatment process of spring steel wire should also be considered. Cold drawn spring steel wire and oil quenched tempered spring steel wire are directly around the supply of steel wire spring, spring forming after the elimination of stress directly used.
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Post time: 29-03-23 -
Unless it is a specially customized model, the stainless steel blade barbed rope produced now is generally produced with a 22mm blade length mold, which is what we usually call bto-22 type. It doesn’t have to be the case that there are specifications from 11mm to 65mm. Unless the customer insists on customizing the specified length, the barbed rope manufacturer produces bto-22 stainless steel blade barbed rope.
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Cooling can be in the groove close row of thin wall plastic pipe, through the flow of tap water for cooling, can also be used as a temperature control device titanium pipe. In the process of electroplating galvanized wire, it is necessary to stir the plating solution to obtain the composite coating with particles dispersing in the matrix metal. Stirring methods include mechanical stirring, air stirring, ultrasonic stirring, bath circulation, etc.
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The tensile strength of cold drawn spring steel wire is slightly higher than that of oil tempered steel wire. The large specification of cold drawn steel wire elastic force is too large, winding the spring is very difficult, so the cold drawn spring steel wire application specification is generally less than 8.0mm, oil quenching tempered steel wire application specification is generally less than 13.0mm. In fact, the diameter of 13.0mm spring is used to light tension spring steel wire, cold drawing wound made into shape and then quenched and tempered. Steel wire with diameter above 15.0mm is mostly made by heating winding process.
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Post time: 04-01-23 -
Defects such as surface film and surface inclusions can be found and treated by conventional techniques in order to remove them locally from the surface of the deposition layer. Excess foam is formed when soap and surfactants such as saponified fats are brought into the tank.
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The rest of the common application of galvanized iron wire is screen preparation or welding, construction mesh welding commonly used specifications for 2.0mm or 2.5mm wire diameter, welding size of 1M *2m or according to the height of the floor to customize the size. There is another is the use of electric welding net. The wire diameter of the welding net is relatively fine, and is divided into galvanized wire welding and galvanized welding. That is, galvanized wire is directly welded or black iron wire is welded into a net and then in the two galvanized.
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Post time: 24-05-22 -
Zinc pot workers should be determined to do duty and responsibility. Do not leave the post without leave, always observe the change of hot plating wire galvanized layer, and according to the analysis results, master the asbestos block gap friction, how long it takes to press, replace the pressing face; Adjust the working face; Until all four faces of the asbestos block are used up, maintenance workers can continue to use the asbestos block after repair when necessary to reduce the consumption of asbestos block.
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- Under normal circumstances, the organic matter contained in galvanized wire can make electroplating speed significantly reduced. Although chemical formulations facilitate high deposition rates, the deposition of organic matter does not meet the requirements of coating thickness, so activated carbon can be used to treat the bath. Zinc is a silver-white metal, brittle at room temperature, soluble in both acid and base, known as amphoteric metal.
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Hexagon mesh weight calculation method is: hexagon mesh weight calculation method: wire.× wire.× base x length x width ÷2=kg base: 1/2′=2.151′=1.273/4′=1.65/8′=1.875/4′=1.091′x1/2′ : 3′=0.4 warp.× Warp.×2x length x width ÷8×3=kg
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Cold galvanized, generally speaking, do not need heating, galvanized amount is little, this galvanized parts are easy to fall off in wet environment. Hot dip galvanizing, also known as hot dip galvanizing, is to melt the zinc ingot at high temperature, put some auxiliary materials in, and then dip the metal structural parts into the galvanized groove, so that the metal members are attached to a layer of zinc layer. The advantage of hot dip galvanized is that its anticorrosion ability is strong, the adhesion and hardness of galvanized layer is better.
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The lighting surface of each type of shed is designed to be curved, improving the Angle of the light surface, because the lighting surface is curved, no dust accumulation, good light transmittance, high temperature in the shed, after measurement, the average temperature in the shed is 3℃ higher than the traditional bamboo pole cement column shed, the yield is increased by 15~20%, and the harvest date is advanced. The formula is scientific, the surface does not absorb moisture, do not return halogen through modification technology and scientific production process, solve the greenhouse frame rod is easy to absorb moisture return halogen, poor water resistance and easy to change the shortcomings, so that the greenhouse steel pipe in the high temperature and high humidity environment, few drops, frost phenomenon, and reduce pests and diseases.
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The welding core is the metal core of the electrode. In order to ensure the quality of the weld, there are strict regulations on the content of various metal elements in the weld core. In particular, there are strict restrictions on harmful impurities (such as sulfur and phosphorus), and the quality of the weld core metal should be better than that of the base metal. Arc welding cannot be carried out on a smooth rod without a coating. This is because the arc stability is very poor, splashing is very large, and the weld is not well formed. After long-term practice, it is gradually found that the performance of the electrode is greatly improved by coating the welding core with some mineral raw materials (i.e. electrode coating). (1) Ensure stable arc combustion, so that the welding process is normal. (2) Using the gas produced after the drug skin reaction, protect the arc and the molten pool, prevent the harmful gases in the air (such as nitrogen, oxygen, etc.) from invading the molten pool, such as these gases will cause cracks and pores in the welding material, so that the welding can not achieve the ideal effect. (3) After the drug skin is melted, slag is formed, which covers the weld surface to protect the weld metal, make the weld metal slowly cool, help the gas escape, prevent the generation of pores, and improve the structure and performance of the weld. (4) After melting, various metallurgical reactions will be carried out, such as deoxygenation, sulfur removal, phosphorus removal, etc., so as to improve weld quality and reduce alloying element burning loss.
- Bridge bridge reinforcement is durable in poor function and aging, etc., through the wire mesh reinforcement, can prolong the service life of the bridge, avoiding the phenomenon of bridge cracks, subsidence and so on, wire mesh can play an obvious effect of crack in bridge reinforcement engineering, engineering construction speed, to enhance the crack resistance of concrete function, better economic benefit.
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Hot dip galvanizing is to remove oil from the workpiece, pickling, dipping, drying after dipping into the dissolved zinc solution for a certain time, can be brought out. Hot dip galvanizing is an effective way to prevent corrosion of metal. It is mainly used for metal structure facilities in various industries. It is to immerse the steel parts after rust removal into the melting zinc liquid at about 500℃, so that the surface of the steel members is attached with zinc layer, so as to play the purpose of anti-corrosion. The galvanized layer is more firm.
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Friends in the industry know that galvanized iron wire has two kinds of cold galvanized iron wire and hot galvanized iron wire, so what is the difference between cold galvanized iron wire and hot galvanized iron wire? Which is good?
- Most cattle netting is mechanically woven from highly malleable and corrosion-resistant mild steel wire or PVC coated steel wire. Several commonly used raw materials for the manufacture of cattle net are electrogalvanized wire, hot-dip galvanized wire, Galfan steel wire, ten percent aluminum zinc alloy steel wire and the new type of selenium chromium steel wire.
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Steel wire mesh by its own unique advantages in construction occupation, reinforcement anti-crack occupation is indispensable reinforcement anti-crack data, high product error is small, mesh mesh uniform, welding firm, strong acceptance, not easy to deformation, steel wire mesh in different fields have different called, in bridge engineering construction people call it soft reinforcement.
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Wire factory introduction annealing wire is widely used mainly because it has good elasticity and flexibility, in the process of annealing can be very good control of its soft and hard degree, it is mainly made of iron wire, more often used in the construction industry tied wire use. In the production of annealing wire will be processed according to the performance of the material, according to the demand for different degree of hardness of its soft change, can make it has more advantages, can reduce the consumption of metal, reduce the cost of production.
- Preparation process: single twist plait, double twist plait.
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The more turns thorn rope, at the same time will shorten some use the length, but its tensile strength is improved and barbed wire manufacturer production products general laps for the 3 ring, very few customers to use the product requires 5 laps, this time both in processing fees and use the length is calculated need extra.
- Now hexagonal net is widely used in the protection of bridge, pier and bridge buttress inclined plane, there are many kinds of bridge buttress inclined plane, people choose the right hexagonal net according to the inclination of the inclined plane, when the inclined plane is gentle, people generally use gabion slope protection system, and in the case of steep slope, people will use gabion mesh gravity protection wall.
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