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High-frequency straight seam welded steel pipe online weld quality rapid detection
1. Feeding detection: The steel strip entering the welded pipe forming unit is focused on its size and plate edge quality to ensure that the plate width, wall thickness, and feeding direction meet the process requirements. Generally, digital calipers, digital wall thickness micrometers, and tape ...Read more -
Quality defects and prevention of oil well pipes
Quality defects of oil well pipes mainly come from three aspects: First, the quality defects of the oil well pipe body itself, such as the mechanical properties, internal connection, and weighing of the pipe body do not meet the requirements; Second, the quality defects caused by the oil well pip...Read more -
Explore the manufacturing process and application of 310S large-diameter stainless steel pipes
Large-diameter stainless steel pipes play an important role in modern industry, and 310S stainless steel pipes are one of them. 1. Characteristics of 310S large-diameter stainless steel pipes 310S stainless steel pipes are a high-temperature and corrosion-resistant stainless steel pipe material w...Read more -
What should be paid attention to when welding steel pipes
1. Cleaning of steel pipes. Note that before welding steel pipes, cleaning work must be done first. The surface of the steel pipe may have various oils, paints, water, rust, etc., and may also be mixed with various impurities. To ensure the smooth progress of welding and reduce safety issues, it ...Read more -
Explanation of the advantages of fire-fighting plastic-coated steel pipes over galvanized steel pipes
Explanation of the advantages of fire-fighting plastic-coated steel pipes over galvanized steel pipes, the difference between galvanized steel pipes and plastic-coated steel pipes, with the continuous decline of steel billet quotations, the market quotation is also falling day by day, and because...Read more -
How to do the safety management of spiral steel pipes
To solve the problem of excessive misalignment in the alignment of spiral steel pipe nozzles, the following preventive measures should be taken in quality management control: 1. Try to use the internal alignment device. 2. Do a good job of engineering measurement and trimming during assembly. 3. ...Read more -
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 -
Analysis of defects (deficiencies) of continuous rolling seamless steel pipe products
The continuous rolling pipe unit uses continuous casting billets to efficiently produce seamless steel pipes. Its production process is different from the traditional rolling process, and the defects (deficiencies) produced are also different. The causes of the main defects of continuous rolling ...Read more -
P92 seamless steel pipe is a solid guard under high temperature and high pressure
P92 seamless steel pipe is a steel pipe material with excellent performance under high temperature and high-pressure environments and is widely used in petroleum, chemical, electric power, and other industries. It plays an indispensable role in the industrial field with its unique advantages. Let...Read more -
There are three ways to connect galvanized steel pipes
1. Connection by rolling groove Crack of rolling groove weld: ① Grind the inner wall weld ribs of the grooved part of the steel pipe mouth to reduce the rolling groove resistance; ② Adjust the axis of the steel pipe and the rolling groove equipment, and require the steel pipe and the rolling groo...Read more -
Commonly used heat treatment processes for steel pipes, heating and cooling specifications for various heat treatment processes
1. Quenching (1) Carbon and alloy structural steel pipes ① For carbon steel parts and some alloy steel parts with complex shapes, water, and oil are used for cooling. ② This section is used for carbon steel parts and some alloy steel parts with complex shapes. (2)Chromium stainless steel pipes an...Read more -
Exploring the manufacturing and application of DN1400 steel pipe
DN1400 steel pipe, as a giant-level steel pipe, plays an important role in the field of modern engineering. Its diameter reaches 1400 mm, carries important conveying and supporting functions, and is widely used in various engineering projects. Let us explore the manufacturing process, characteris...Read more