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Application and characteristics of DN900 steel pipe
In modern engineering construction and manufacturing, steel pipes play an indispensable role as an important material. Among them, DN900 steel pipe, as a larger steel pipe, has unique applications and characteristics. 1. Basic concepts and specifications of DN900 steel pipe -Definition of DN900 s...Read more -
How to judge the quality of industrial galvanized steel pipes
In the construction, industrial, and civil fields, galvanized steel pipes are a common pipeline material and are widely used in transporting liquids, gases, and solid particles. However, with so many brands of galvanized steel pipes on the market, consumers are faced with the problem of how to ju...Read more -
What are the benefits of industrial steel structures
First of all, steel structures are widely used in the construction industry, thanks to their significant advantages. Here are some of the main advantages: 1. High strength and lightweight: Steel has high strength and lightweight, which can make the building lighter, thereby reducing the load on t...Read more -
Processing process of large-diameter plastic-coated steel pipe for water supply
1. Surface treatment of steel pipe: The inner and outer surfaces of the steel pipe are shot-blasted by shot-blasting equipment. After treatment, they meet the Sa2.5 requirements in the GB8923-1998 standard. After shot blasting, the vacuum adsorption equipment is purged to achieve Class A cleanlin...Read more -
Advantages and application fields of A691 steel pipe
A691 steel pipe is a steel pipe widely used in industrial fields. It has unique performance advantages and is suitable for a variety of occasions. 1. Introduction to A691 steel pipe A691 steel pipe is an alloy steel pipe classified according to ASTM (American Society for Testing and Materials) st...Read more -
Detail of seamless pipeline steel pipe
Seamless line steel pipe is a key pipe material that plays an important role in modern industry. They are widely used in petroleum, natural gas, chemical industry, electric power, and other fields, and undertake the important task of transporting liquids, gases, and other media. Seamless line ste...Read more -
Spiral steel pipe connection methods
Generally speaking, the connection method of spiral steel pipes is welding, because welded pipes are relatively low-cost. Some projects will also use other connection methods such as threads due to construction period, construction conditions, geographical environment, and other factors. Connecti...Read more -
Causes of trachoma in welds of spiral submerged arc welded steel pipes
Spiral steel pipe is made of strip steel that is bent in a spiral direction through a rolling machine and then welded by capacitor double-sided submerged arc welding. During the welding production process of spiral steel pipes, many galvanized channel steel problems such as missed welds and misal...Read more -
Details of large diameter straight seam plastic coated steel pipe
Characteristics of large-diameter straight-seam plastic-coated steel pipes: Its characteristics combine the characteristics of straight-seam steel pipes and the characteristics of epoxy resin. 1: Characteristics of straight seam steel pipes: Straight seam steel pipes have a simple production proc...Read more -
Seamless steel pipe heat treatment process details normalizing, annealing, tempering, quenching
①Heat treatment: a. Heating: Heating below Ac1 is mainly to stabilize the structure of the steel and eliminate internal stress. Heating above Ac3 is mainly to austenitize the steel. b. Insulation: The purpose is to uniform the heating temperature of the steel pipe to obtain a reasonable heating s...Read more -
How does the hot-rolled steel pipe process affect the quality of steel pipes
The impact of hot-rolled steel pipe technology on steel pipe quality is mainly reflected in the following aspects: 1. Rolling temperature: Rolling temperature is one of the most important parameters in the hot rolling process. If the temperature is too high, the steel may overheat, oxidize, or ev...Read more -
Solid solution pickling of seamless stainless steel pipes
In the kingdom of steel, seamless stainless steel pipes have become the darling of construction, chemical, petroleum, food processing, and other industries for their excellent corrosion resistance and elegant appearance. However, for these metal giants to maintain their best condition in various ...Read more