2023-09-07 With the continuous advancement of the global industrialization process, the demand for carbon steel tubes (cs tube) is increasing year by year. As a commonly used piping material, carbon steel tubes are widely used in many fields such as energy, construction, and chemical industry. However, when ma
Read More 
2023-09-06 The main quality testing items and methods of seamless pipes:1. Check the size and shape of the steel pipe(1) Steel pipe wall thickness inspection: micrometer, ultrasonic thickness gauge, no less than 8 points at both ends and record.(2) Steel pipe outer diameter and ovality inspection: calliper gau
Read More 
2023-09-05 Steel pipe products are indispensable and important products in today's society, and they are widely used in various industries.1. Qualification of steel pipe productsThe qualification of steel pipe products refers to whether the quality of steel pipe products meets the standards stipulated by the s
Read More 
2023-09-04 Commonly used non-destructive testing methods for carbon steel tubes are: ultrasonic testing (UT), magnetic particle testing (MT), liquid penetrant testing (PT) and X-ray testing (RT).The applicability and limitations of ultrasonic testing are:It mainly uses the strong penetrability and good directi
Read More 
2023-09-01 When it comes to steel pipe selection, there are usually two options: spiral pipe and seamless pipe. While both have their own advantages, spiral steel pipe is usually more economical in terms of price.The production process of spiral steel pipe is relatively simple, mainly including forming, weldin
Read More 
2023-08-31 Welded steel pipe is a steel pipe in which the edges of steel plates or strip coils are welded into a cylindrical shape. According to the welding method and shape, welded steel pipes can be divided into the following categories:Longitudinal welded steel pipe (LSAW/ERW): Longitudinal welded steel pip
Read More 
2023-08-30 In daily life, carbon steel tube (cs tube) and stainless steel tube(ss tube) are one of the most commonly used piping products. Although they are both used to transport gases and liquids, their materials vary widely. This article will conduct a detailed analysis of the material differences and appli
Read More 
2023-08-29 Surface processing of seamless tubes (smls) mainly includes: steel tube surface shot peening, overall surface grinding and mechanical processing. Its purpose is to further improve the surface quality or dimensional accuracy of steel tubes.Shot peening on the surface of seamless tube: Shot peening on
Read More 
