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Precautions for handling and storing stainless steel pipe at the construction site
After thin-walled stainless steel pipes are packaged and bundled, they should be stored in a dry and clean environment without corrosive gases to avoid disorderly stacking with other items. Because the surface of stainless steel is relatively smooth and bright, and it is a met...Read more -
What are the common categories of stainless steel pipes on the market
1. Production method: Stainless steel welded pipes are divided into two categories: seamless pipes and welded pipes according to the production method. Seamless steel pipes can be divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, and extruded pipes. Cold-draw...Read more -
Classification and corrosion protection of oil casing
Petroleum casing can be roughly divided into one and surface casing according to different usage methods. 2. Intermediate casing. 3. Production of casing. 4. Drilling casing. The main purpose of surface casing is to suspend and support subsequent layers of casing through the c...Read more -
Precautions for construction of plastic-coated steel pipes
1. Plastic-coated steel pipes are strictly prohibited from being thrown or violently impacted during transportation, loading and unloading, and construction on construction sites; 2. Plastic-coated steel pipes should not be buried in reinforced concrete structural layers; 3. T...Read more -
What is the role of oil casing in the oil drilling process
1. Surface casing: Install a casing head on the top, and suspend and support subsequent layers of casing through the casing head; isolate the surface shallow water layer and the shallow complex bottom layer, so that the freshwater layer is not polluted by drilling fluid 2. Int...Read more -
What should we pay attention to when anti-corrosion of oil casing
1) When we use oil casing to transport water, we should ensure that the quality of the water is qualified when using it, and the quality of the water must be qualified when using it, and must be implemented when discharging Cleaning and dispensing. During use, it is necessary ...Read more -
What should be paid attention to in the construction of anti-corrosion steel pipeline insulation repair
Anti-corrosion and thermal insulation pipeline construction When the anti-corrosion layer is constructed, the construction shall not be carried out without effective measures in rain, snow, wind and sand weather and environments with high relative humidity. The coating type an...Read more -
Anti corrosion of buried steel pipes in urban sewage
Several methods can be used for anti-corrosion of urban sewage buried pipelines: 1. Petroleum bitumen-glass fiber cloth coating This kind of anti-corrosion method was used more in oil pipelines, but it is now being eliminated. Its advantages are wide sources of raw materials a...Read more -
Annealing steps for straight seam steel pipes
Annealing of straight seam steel pipe is to heat the steel pipe to the temperature and keep it at this temperature and then slowly cool it to room temperature. Annealing includes annealing, spheroidizing annealing, and stress relief annealing. 1. Heating the steel pipe to a pr...Read more