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News
Welded pipe classification knowledge by use
Views: 243 Jul 14 , 2022
Welded pipes are further divided into general welded pipes, galvanized welded pipes, oxygen-blown welded pipes, wire casings, metric welded pipes, idler pipes, deep well pump pipes, pipes for cars, transformer pipes, electric welded thin-walled pipes, electric welded special-shaped pipes and spiral welded pipes.
General welded pipe:...
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Stainless steel rod classification
Views: 212 Jul 12 , 2022
According to the processing method, stainless steel is divided into: pressure working steel and cutting steel; according to the structure characteristics, it is divided into five types: austenite type, austenite-ferrite type, ferrite type, martensitic type and precipitation hardening type. .
Stainless steel rods have broad...
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Process flow of steel pipe processing
Views: 259 Jul 07 , 2022
The seamless steel pipe is made of perforated whole round steel, and the steel pipe without weld seam on the surface is called seamless steel pipe. According to the production method, seamless steel pipes can be divided into hot-rolled seamless steel pipes, cold-rolled seamless steel pipes, cold-drawn seamless steel pipes, extruded...
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Process standard for hot-dip galvanized pipe
Views: 194 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: 214 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: 245 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: 233 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: 226 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: 177 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: 238 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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