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Classification and corrosion protection of oil casing
Oil casing can be roughly divided into one and surface casing according to different usage methods. 2. Intermediate casing. 3. Production of casing. 4. Drilling casing. The main purpose of surface casing is to suspend and support subsequent layers of casing through the casing head installed on th...Daha çox oxu -
Material analysis and industry application of hot-dip galvanized seamless steel pipe
In the steel industry, hot-dip galvanized seamless steel pipes are widely used in many fields due to their excellent anti-corrosion properties and stable structural characteristics. The material selection of hot-dip galvanized seamless steel pipe not only determines its service life and safety bu...Daha çox oxu -
Q345B low alloy steel pipe is the first choice for high-quality materials
Q345B low alloy steel pipe is a high-quality material commonly used in construction, machinery manufacturing, and other fields. It has excellent mechanical properties and processability, and its price is relatively low, so it is favored by the majority of users. 1. Material properties of Q345B lo...Daha çox oxu -
Tips to identify fake and inferior steel pipes
Fake and inferior steel pipes are prone to folding. Folds are various fold lines formed on the surface of steel pipes. This defect often runs throughout the longitudinal direction of the product. The reason for folding is that shoddy manufacturers pursue high efficiency and the reduction is too l...Daha çox oxu -
What should you pay attention to when cleaning stainless steel pipes
There are several issues you need to pay attention to when cleaning stainless steel pipes: 1. Choose a suitable cleaning agent: The cleaning agent for stainless steel pipes should have a good cleaning effect on stainless steel and will not cause corrosion or damage to its surface. Usually, neutra...Daha çox oxu -
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...Daha çox oxu -
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...Daha çox oxu -
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...Daha çox oxu -
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...Daha çox oxu -
What are the advantages of using a 3pe anti-corrosion straight seam steel pipe
3pe anti-corrosion straight seam steel pipe is made of three layers of polyethylene or polypropylene wrapped around the outside of the steel pipe. Commonly used base materials include spiral pipes, seamless pipes, straight seam pipes, and galvanized steel pipes. Among them, galvanized steel pipes...Daha çox oxu -
Details of anti-corrosion treatment of large diameter thick wall spiral steel pipe
Anti-corrosion spiral steel pipe is to carry out anti-corrosion treatment on spiral steel pipe. The main anti-corrosion method is polyurethane anti-corrosion spiral pipe. After preliminary treatment such as rust removal, the steel pipe is first put on a polyethylene jacket. The thickness is deter...Daha çox oxu -
Application of spiral steel pipes in urban pipelines
Spiral steel pipes are usually used in urban drainage pipes. The use of spiral steel pipes in urban drainage pipe systems is the comprehensive arrangement of urban water supply, water supply, water supply, drainage, sewage treatment, and other pipeline systems and their various components within ...Daha çox oxu