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  • The materials and uses of straight seam steel pipes

    The materials and uses of straight seam steel pipes

    The materials and uses of straight seam steel pipes are different. Now let’s divide the types of straight seam steel pipes: 1. Straight seam steel pipes are mainly used to transport general low-pressure fluids, such as water, gas, air, oil, and heating steam. Pipe ends are div...
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  • Inspection operations after steel pipe welding

    Inspection operations after steel pipe welding

    Testing steel pipes after straight seam welding is the basic principle of acoustic pipe detection in pile foundation engineering. When straight seam welding of steel pipes, the joint is completed under a certain pressure and temperature; when the steel plate cools to normal te...
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  • Detail of thick wall spiral steel pipe

    Detail of thick wall spiral steel pipe

    Thick-walled spiral steel pipe is a high-strength, high-pressure steel pipe product with a variety of superior properties, such as corrosion resistance, good earthquake resistance, and long service life. This kind of steel pipe can be widely used not only in construction, brid...
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  • What are the common welding defects in welded steel pipe welds

    What are the common welding defects in welded steel pipe welds

    First, how are the welds of these welded steel pipes formed? Common defects in welds include pores, slag inclusions, incomplete penetration, incomplete fusion, and cracks. 1. Porosity is a cavity formed by absorbing excess gas or gas generated by a metallurgical reaction when ...
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  • Four measuring methods for spiral steel pipe length

    Four measuring methods for spiral steel pipe length

    How to accurately measure the length of spiral steel pipe is very important for spiral steel pipe manufacturers. After years of production experience, four methods for testing length have been summarized: 1. Improved encoder length measurement This method is an indirect measur...
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  • What are the common categories of stainless steel pipes on the market

    What are the common categories of stainless steel pipes on the market

    1. Production method: Stainless steel welded pipes are divided into two categories: seamless pipes and welded pipes according to the production method. Seamless steel pipes can be divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, and extruded pipes. Cold-draw...
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  • Specific uses of precision seamless steel pipes

    Specific uses of precision seamless steel pipes

    Precision seamless pipe, many people in the construction industry should know that it is a high-precision steel pipe material, mainly used to produce pneumatic or hydraulic components, such as cylinders or cylinders, with strong pressure resistance and light weight, and is gen...
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  • Introduction to the quality technology and special uses of large-diameter flanges

    Introduction to the quality technology and special uses of large-diameter flanges

    Large-diameter flange is a kind of flange. It is widely used and promoted in the machinery industry and has been well-received and favored by users. Large-diameter flanges have a wide range of uses, and the range of use is determined according to different characteristics. The...
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  • How to perform daily maintenance on straight seam steel pipes

    How to perform daily maintenance on straight seam steel pipes

    Long-distance oil and gas pipelines are an important means of energy security. During the anti-corrosion construction process of oil and gas pipelines, the surface treatment of straight seam steel pipes is a key factor in determining the anti-corrosion service life of the pipe...
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