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Advantages, applications, and purchase guide of 159 seamless steel pipes
Seamless steel pipes are an important steel product, which are widely used in various industries. Among them, 159 seamless steel pipes, as a common specification, have many unique advantages and characteristics. 1. Advantages of 159 seamless steel pipes 1.1 High strength: 159 seamless steel pipes...Read more -
Physical and chemical properties and appearance inspection of high-frequency welded pipes
Chemical properties of high-frequency welded pipes: room temperature mechanical properties, high-temperature mechanical properties, low-temperature properties, and corrosion resistance. The physical and chemical properties of high-frequency welded pipes mainly depend on the chemical composition o...Read more -
High-frequency welding process for submerged arc steel pipe
Introduction to high-frequency welding process for submerged arc steel pipe: 1. Control of weld gap: After multiple rollers roll, the strip steel is fed into the welded pipe unit. The strip steel is gradually rolled up to form a round tube blank with an opening gap. The pressing amount of the ext...Read more -
What are the factors that cause horizontal lines in spiral seam submerged arc welded steel pipes
First, it may be due to the stress of spiral seam submerged arc welded steel pipes. That is, the residual stress and welding stress after the steel pipe is formed. Secondly, it is due to the presence of hydrogen. For example, the flux is not dried enough, the preheating temperature is not suffici...Read more -
Safety protection in the construction of anti-corrosion steel pipes
At present, the most commonly used steel pipes are anti-corrosion steel pipes. There are mainly 3PE anti-corrosion steel pipes, TEPE anti-corrosion steel pipes, epoxy resin anti-corrosion steel pipes, etc. So, what should be paid attention to during the construction of anti-corrosion steel pipes?...Read more -
Introduction to Common Methods of Steel Pipe Welding
At present, the commonly used methods for steel pipe welding include metal arc welding (SMAW), submerged arc welding (SAW), gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), flux-cored arc welding (FCAW) and downward welding. (1) The advantages of metal arc welding are simple equipme...Read more -
Common surface treatment types and characteristics of hot-dip galvanized steel coils
Analyze the common surface treatment types and characteristics of hot-dip galvanized steel coils to provide a reference for selecting appropriate surface treatment processes. 1. No treatment: No chemical passivation, oiling fingerprint-resistant film coating, or other surface treatments. This typ...Read more -
Three major factors of heat treatment deformation of thick-walled stainless steel pipes
It is well known that the performance of thick-walled stainless steel pipes will be better after heat treatment, and it will be more in line with the performance requirements of mechanical parts. However, during the heat treatment process, metal materials will have problems such as deformation. T...Read more -
Analysis of the importance of seamless steel pipe torque and its influencing factors
Seamless steel pipe torque is a key physical parameter in the steel pipe industry. It not only directly affects the performance of steel pipes, but also has important applications in various engineering fields. When analyzing the torque of seamless steel pipes, we need to consider multiple factor...Read more -
Industrial 904L stainless steel pipe is a magical material with super corrosion resistance
904L stainless steel pipe is a highly anticipated material with super corrosion resistance and is widely used in chemical, petroleum, pharmaceutical, and other fields. 1. Characteristics of 904L stainless steel pipe 904L stainless steel pipe is a special stainless steel material with the followin...Read more -
42CrMo alloy steel pipe is a perfect combination of strength and durability
42CrMo alloy steel pipe is a high-quality steel material, which is widely used in various fields with its excellent mechanical properties and durability. It is made of 42CrMo alloy steel, which has good hardness, strength, and corrosion resistance, and is suitable for use under harsh working cond...Read more -
Understand the material characteristics, application fields, and manufacturing process of 2536 carbon steel pipe
Carbon steel pipe is a common and widely used type of steel pipe, among which 2536 carbon steel pipe is a specific grade of carbon steel pipe. First, the material characteristics of 2536 carbon steel pipe. 2536 carbon steel pipe is a medium carbon steel pipe, whose main components are carbon (C) ...Read more