Industry News
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Methods for preventing or slowing down the corrosion of petrochemical steel pipelines
1. Adapt measures to local conditions: Reasonably select pipeline building materials, and select different types of materials according to different conveying media and environmental conditions. 2. Steel pipe with external DC power supply: the metal of the pipeline that was or...Read more -
Straight seam welded pipe anti-rust maintenance and inspection methods
The production process of straight seam welded pipe is simple, the production efficiency is high, the cost is low, and the development is rapid. The strength of the spiral welded pipe is generally higher than that of the straight seam welded pipe, and the welded pipe with a la...Read more -
Anti-corrosion process of anti-corrosion steel pipe
In recent years, the demand for steel pipe insulation in various industries in China has increased. The production technology of domestic anti-corrosion steel pipe factories has been relatively mature, and various anti-corrosion products can be produced. Among them, 3PE anti-c...Read more -
How to prevent decarburization of spiral welded pipe
There is a certain relationship between the service life of the spiral welded pipe and the surface decarburization of the spiral welded pipe. If the surface is decarburized, the strength and wear resistance of the spiral welded pipe will be reduced, which directly affects the ...Read more -
Application of stainless steel pipes in fire-fighting piping systems
The fire-fighting pipeline includes two systems: the fire hydrant system and the water sprinkler system. Stainless steel fire-fighting piping system is a kind of fixed fire-fighting facility widely used in China. Nowadays, 304 stainless steel pipes are used in fire water suppl...Read more -
How to operate thick-walled steel pipes
1. The angle steel and channel steel should be stacked in the open air, that is, the mouth should face down, and the I-beam should be placed vertically. The I-channel surface of the steel should not face upward to avoid water accumulation and rust. 2. There should be a corresp...Read more -
What are the two advantages of steel-plastic composite steel pipes compared with galvanized plastic-lined composite steel pipes
The use of steel-plastic composite steel pipes and galvanized plastic-lined composite steel pipes as drinking water pipes has completely solved the problem of secondary pollution caused by the use of galvanized pipes in the past, which is a revolution in the pipeline industry....Read more -
Classification of anti-corrosion steel pipes for natural gas
Classification of anti-corrosion steel pipes for natural gas 1. IPN8710 anti-corrosion When there are many kinds of corrosive media in the steel pipe, such as acid, alkali, salt, oxidant, and water vapor, the coating must be chemically inert and resistant to acid, alkali, and ...Read more -
What should be paid attention to when welding galvanized steel pipes
The welding of galvanized steel pipe should pay attention to: 1. Galvanized steel pipes with a pipe diameter greater than 100mm should be connected by flanges or ferrule-type special pipe fittings. 2. For the weld between galvanized steel pipe and flange, to ensure the welding...Read more