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How should large-diameter spiral welded pipe manufacturers safely transport?
Large-diameter spiral welded pipes have a wide range of applications: they can be used in oil and gas transmission pipelines, as well as in waterproofing and anti-leakage of concrete structures, such as sewage tanks, toilets and basements, among other applications. All in all, it has a wide range...Read more -
Quality inspection method of spiral steel pipe
1 Judging from the surface, that is, in visual inspection. The visual inspection of welded joints is a simple procedure with a wide variety of inspection methods. It is an important part of finished product inspection, mainly to find welding surface defects and dimensional deviations. Generally, ...Read more -
How to choose a seamless steel pipe factory?
How to choose a seamless steel pipe factory? Three practical guides to share. 1. Quality certification When choosing a seamless pipe manufacturer, the first thing to pay attention to is whether they have the appropriate quality certification. According to the quality standards requirements of the...Read more -
The production temperature of straight seam steel pipes is very important
In the process of producing straight seam steel pipes, the temperature must be strictly controlled to ensure the reliability of welding. If the temperature is too small, the welding position may not reach the temperature required for welding. When most of the metal structure is still solid, it is...Read more -
Quality standards and testing requirements for straight seam welded steel pipes
Straight seam welded steel pipe is a common steel pipe product widely used in construction, manufacturing, petroleum, chemical and other industries. In order to ensure that the quality of straight seam welded steel pipes meets the requirements, there are a series of quality standards and testing ...Read more -
Anti-corrosion of inner wall of steel pipe
Steel pipe inner wall anti-corrosion A device used for the inner wall anti-corrosion device of the welded joint of the inner coated steel pipe, which is characterized in that a sacrificial anode made of lead, magnesium, zinc, or its alloy is connected to a terminal made of conductive metal materi...Read more