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News
Process standard for hot-dip galvanized pipe
Views: 90 Jun 17 , 2022
1 Introduction
Hot-dip galvanizing, also known as hot-dip galvanizing, is a method in which steel components are immersed in molten zinc to obtain a metal coating. In recent years, with the rapid development of high-voltage power transmission, transportation, and communication, the requirements for the protection of steel parts are...
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Anti-corrosion and thermal insulation steel pipe
Views: 100 Jun 17 , 2022
The production of anti-corrosion and thermal insulation steel pipes needs to be produced according to national standards. Different processing methods follow different standards, but they must meet the national production standards and must be strictly followed and implemented. At present, the processing types of anti-corrosion thermal...
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Wall Thickness Seamless Pipe
Views: 116 May 26 , 2022
Fluid seamless steel pipe is a long steel with a hollow section and no joints around it. There are more than 5,100 manufacturing plants under more than 1,850 companies in more than 110 countries all over the world, including more than 260 plants under more than 170 companies in 44 countries that manufacture kerosene pipes.
1....
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How to carry out heat treatment, quenching and tempering of seam
Views: 106 May 23 , 2022
The seamless tube seamless steel pipes in the seamless tube No. 45 need to pay attention to many matters in the heat treatment process. For example, the correct furnace setting is very important, so as to ensure that the furnace has a smooth airflow, and it also allows seamless steel pipes to get uniformly to get uniformly. Heating can...
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How are q345b seamless steel pipes of different sizes and diamet
Views: 108 May 20 , 2022
In our survival, the chance of Q345B seamless steel pipes is relatively high. Although its benefits are very nervous, but a large one -sided people are not inquiring about how it continues. These models below. The seamless steel pipe is very tight that the stuck pipe is placed simply into the pipe part. The two ends of the link are the...
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Describe the production process of seamless steel pipes - the de
Views: 108 May 19 , 2022
A steel production process - hot rolling, as the name suggests, hot rolling is relative to cold rolling, cold rolling is rolling below the recrystallization temperature, and hot rolling is above the recrystallization temperature. rolling. To put it simply, a billet is heated and rolled several times, then trimmed and straightened into a...
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Related Standard Index of Precision Seamless Pipe
Views: 109 May 13 , 2022
Precision seamless pipe is a kind of high-precision steel pipe material treated by cold drawing or hot rolling. Because the inner and outer walls of the precision steel pipe have no oxide layer, withstand high pressure without leakage, high precision, high finish, no deformation after cold bending, no expansion. Therefore, it is mainly...
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How is galvanized seamless steel pipe produced?
Views: 111 May 11 , 2022
Hot-dip galvanizing (galvanizing), also known as hot-dip galvanizing and hot-dip galvanizing: is an effective method of metal anti-corrosion, mainly used in metal structural facilities in various industries. It is to immerse the rust-removed steel parts in a molten zinc solution at about 500 ° C, so that the surface of the steel parts...
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Seamless steel pipe inspection report
Views: 107 May 09 , 2022
Seamless steel pipe is an important type of steel pipe, and the quality of seamless steel pipe also needs to be grasped. After the seamless steel pipe factory produces a batch of products, quality inspection is required. What are the main content and methods of the common seamless steel pipe quality inspection? Let's have a detailed...
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Precautions for high-pressure pipeline welding, the main points
Views: 121 Apr 27 , 2022
Alloy steel pipes are mainly used for high-pressure and high-temperature pipelines and equipment such as power plants, nuclear power, high-pressure boilers, high-temperature superheaters and reheaters. They are made of high-quality carbon steel, alloy structural steel and stainless heat-resistant steel. , by hot rolling (extrusion,...
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