Faced with a large number of 20# seamless steel pipes, for some friends who are not very familiar with 20# seamless steel pipe, there will inevitably be some problems in the process of purchasing. Here are some tips on how to buy 20# Seam steel pipe.
In terms of sale and privacy policy , you can start with the fullness of color and hole type. You need to know that the inferior 20# seamless steel tube color is light red, and the hole shape also shows an elliptical state. If it is in the process of purchase, it is found that such 20# seamless steel pipes should not be purchased. Carefully observing the surface of 20# seamless steel pipe, the surface of the inferior 20# seamless steel pipe is not flat. It often carries some burrs. In the process of purchasing, you can also use your own hands to draw the surface of the steel pipe. Do not buy if there are scratches, because the high quality 20# seamless steel tube has strong toughness and wear resistance, sharp objects can not scratch it. Perhaps you are not very familiar with 20# seamless steel pipe, but it is because of its existence that has brought great changes to people’s production and life. In the real life, 20# seamless steel pipe has always been the most advantageous, and has never left people’s lives.
20# seamless steel pipe can damage the ingot structure, refine the steel grain, eliminate some original defects of the fine structure. Thus it possess certain rigor. When it is put into the production industry, for example, the use in machinery can effectively improve Mechanics, to a certain extent, are no longer homomorphic. During the installation process, it can also be welded in a high temperature environment or under a large pressure. It can not only be used in machinery, but in some buildings. It can be seen that some underground pipelines are 20# seamless steel pipes, or pipes that connect groundwater as pumps, so that 20# seamless steel pipes are still good fluid pipes.
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