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Common defects and causes of steel pipes
First, inner surface defects 1. Internal fold Features: Straight or spiral, semi-spiral serrated defects appear on the inner surface of the steel pipe. Causes: 1) Tube billet: loose center, segregation; serious shrinkage hole residue; non-metallic inclusions exceed the standard. 2) Uneven heating...Read more -
Wide application fields and functions of square and rectangular steel pipes
1. Basic introduction of square and rectangular steel pipes Square and rectangular steel pipes are common steel profiles with a rectangular or square cross-sectional shape. It is made of hot-rolled or cold-drawn steel plates through welding, cold-bending, or hot-rolling processes. Square and rect...Read more -
A brief discussion on the application and characteristics of 120-diameter steel pipes
120-diameter steel pipes are a common type of pipe in the steel industry and have a wide range of applications. It plays an important role in construction, engineering, manufacturing, and other fields. First, the application field of 120-diameter steel pipes 1. Construction field: 120-diameter st...Read more -
Q345B hot-rolled seamless steel pipe is a high-quality material to help engineering construction
Hot-rolled seamless steel pipe is an important material widely used in the field of engineering construction, and Q345B hot-rolled seamless steel pipe, as one of them, has excellent performance and diverse applications. 1. Material characteristics of Q345B hot-rolled seamless steel pipe Q345B hot...Read more -
Material selection and application analysis of high-quality d20 seamless steel pipes
With the development of industrialization, steel is widely used as an important basic building material. Among them, seamless steel pipes, as an important steel product, have excellent performance and broad application prospects. 1. Material selection of d20 seamless steel pipes The performance o...Read more -
Analysis and application scenarios of national standard stainless steel pipe wall thickness
In the steel industry, stainless steel pipe is a common and important material, that is widely used in various fields such as construction, machinery, and chemical industry. The wall thickness of stainless steel pipe is one of the important indicators of its quality and performance. In China, the...Read more