The finished product has smooth surface, low friction coefficient, flatness error + / - mm / m length,New arajanHow much is a ton of galvanized pipe, the weight of hot-rolled H steel structure is reduced by % - % compared with the traditional structure.New arajan,Galvanized pipes are designed to maintain high enough corrosion resistance.Using alloy pipe to produce ring parts can improve the utilization rate of raw materials, simplify the production and manufacturing process, and save raw materials and production and processing construction time, such as roller bearing ring throwing Nowadays, seamless steel pipe has been widely used to produce hydraulic jack sleeve.Aqsay,The shape of small longitudinal crack on the surface of alloy pipe is less than mm The overall width is less than mm The depth is lower than .mm.Plan option : Martensitic chromium alloy pipe,After determining the reasonable pickling agent and polishing solution, it is very easy to carry out hot galvanizing for relevant alloy pipes. Use 'phosphating treatment' to degrease the pipes of electrolytic machine equipment, put them into the aqueous solution with zinc salt after pickling and passivation, connect the negative level of electrolytic machine equipment, put them into the cold-rolled steel plate in the direction corresponding to the pipes, and connect the switching power supply,New arajanWholesale quotation of I-beam,New arajanHow much is a ton of welded pipe, If the current flows from the positive stage to the negative stage, a layer of zinc is deposited in the pipe.

The utility model has the advantages that the axial force of the roll is small, the axial movement is small, and the working slope is not required,The multi-al combination of reinforcement mesh welding machine and reinforcement mesh row welding machine based on PLC basic control. At present, the full-automatic mesh welding machine has the characteristics of simple operation, high control precision and easy to master the process of high-speed continuous welding. Miscellaneous scabequipment maintenance ,→ the two surfaces of the flange are parallel to each other, making it easy to connect, process and install.The utility model has the advantages that the axial force of the roll is small, the axial movement is small, and the working slope is not required,Alloy pipe can be divided into round steel pipe and special-shaped steel according to different cross-sectional area. Because the circular area is large on the premise of the same side length, a large amount of liquid can be transported with an annular tube. In addition, when the circular cross section bears the internal or external axial working pressure, the bearing force is more symmetrical. Therefore, most seamless steel pipes are round steel pipes.

I-beam can only be used for beam while H-beam can be used for load-bearing column of structure.Direct labor,The shape of small longitudinal crack on the surface of alloy pipe is less than mm The overall width is less than mm The depth is lower than .mm.From the current scope of use it is mainly widely used in glass curtain wall, power tower, communication power grid and other industries. In recent years, it has been widely used in many regions and industries, which is enough to show that the quality of galvanized pipe is very good, and it also brings a lot of convenience in the process of use, so it can be used better.According to the national standard of hot rolled H-section steel in China (GB / t-, H-section steel is divided into narrow flange, whose codes are Hz, HK and Hu respectively. Narrow flange H-section steel is suitable for beams or compression bending members, while wide flange H-section steel and H-section steel piles are suitable for axial compression members or compression bending members. Compared with H-section steel, W, IX and iy are not as good as H-section steel under the premise of equal weight.New arajan,All the cracks occur at -mm away from the edge below the alloy pipe, showing a 'high mountain' shape.I-beam also known as steel beam, is a long strip of steel with I-shaped section. I-beam is divided into ordinary I-beam and light I-beam. It is a section steel with I-type section shape.At present, there is still a big gap in the production technology of C-section steel between China and foreign countries.