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  • Difference between Spiral Steel Pipe and LSAW Steel Pipe

    Difference between Spiral Steel Pipe and LSAW Steel Pipe

    Spiral Steel Pipe and LSAW Steel Pipe are two common types of welded steel pipe, and there are some differences in their manufacturing process, structural characteristics, performance and application. Manufacturing process 1. SSAW pipe: It is made by rolling strip stee...
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  • What is the difference between HEA and HEB?

    What is the difference between HEA and HEB?

    The HEA series is characterized by narrow flanges and a high cross-section, offering excellent bending performance. Taking Hea 200 Beam as an example, it has a height of 200mm, a flange width of 100mm, a web thickness of 5.5mm, a flange thickness of 8.5mm, and a section ...
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  • Difference between galvanized strip pipe and hot-dip galvanized steel pipe

    Difference between galvanized strip pipe and hot-dip galvanized steel pipe

    Difference in production process Galvanized strip pipe (pre galvanized steel pipe) is a kind of welded pipe made by welding with galvanized steel strip as raw material. The steel strip itself is coated with a layer of zinc before rolling, and after welding into a pipe, ...
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  • What are the correct storage methods for galvanized steel strip?

    What are the correct storage methods for galvanized steel strip?

    There are two main types of galvanized steel strip, one is cold treated steel strip, the second is heat treated enough steel strip, these two types of steel strip have different characteristics, so the storage method is also different. After hot dip galvanized strip pro...
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  • What is the difference between C-beam and U-Beam?

    What is the difference between C-beam and U-Beam?

    First of all, U-beam is a kind of steel material whose cross-section shape is similar to the English letter “U”. It is characterized by high pressure, so it is often used in automobile profile bracket purlin and other occasions that need to withstand greater pressure. I...
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  • Why spiral pipe is good in oil and gas transportation pipeline?

    Why spiral pipe is good in oil and gas transportation pipeline?

    In the field of oil and gas transportation, spiral pipe shows unique advantages over LSAW pipe, which is mainly attributed to the technical characteristics brought by its special design and production process. First of all, the forming method of spiral pipe makes it poss...
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  • Five detection methods of surface defects of square tube

    Five detection methods of surface defects of square tube

    There are five main detection methods for surface defects of Steel Square Tube: (1) Eddy current detection There are various forms of eddy current detection, commonly used conventional eddy current detection, far-field eddy current detection, multi-frequency eddy curren...
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  • Steel Knowledge —- Uses and Differences of Welded Tubing

    Steel Knowledge —- Uses and Differences of Welded Tubing

    General welded pipe: general welded pipe is used to transport low pressure fluid. Made of Q195A, Q215A, Q235A steel. Can also be easy to weld other soft steel manufacturing. Steel pipe to water pressure, bending, flattening and other experiments, there are certain requir...
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  • Three typical ways of steel sheet pile driving and their advantages and disadvantages

    Three typical ways of steel sheet pile driving and their advantages and disadvantages

    As a commonly used support structure, steel sheet pile is widely used in deep foundation pit support, levee, cofferdam and other projects. The driving method of steel sheet piles directly affects the construction efficiency, cost and construction quality, and the choice ...
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  • How to differentiate between wire rod and rebar?

    How to differentiate between wire rod and rebar?

    What is wire rod In layman's terms, coiled rebar is wire, that is, rolled into a circle to form a hoop, the construction of which should be required to straighten, generally the diameter of 10 or less. According to the diameter size, that is, the degree of thickness, and...
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  • Seamless steel pipe heat treatment process

    Seamless steel pipe heat treatment process

    The heat treatment process of seamless steel pipe is a process that changes the internal metal organization and mechanical properties of seamless steel pipe through the processes of heating, holding and cooling. These processes aim to improve the strength, toughness, wea...
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  • What is the difference between hot-dip galvanized and hot-dip aluminized zinc?

    What is the difference between hot-dip galvanized and hot-dip aluminized zinc?

    The predecessor of color steel plate is: Hot Dip Galvanized Steel Plate, hot aluminized zinc plate, or aluminum plate and cold rolled plate, the above types of steel plate is the color steel plate substrate, that is to say, no paint, baking paint steel plate substrate, t...
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