SHINESTAR STEEL GROUP CO., LTD

盛仕达钢铁股份有限公司

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  • Six processing methods commonly used for seamless pipes

    Six processing methods commonly used for seamless pipes

    There are six main processing methods for seamless pipes (SMLS): 1. Forging method: Use a swage forging machine to stretch the end or part of the pipe to reduce the outer diameter. Commonly used swage forging machines include rotary type, connecting rod type, and roller type. 2. Stamping method: ...
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  • Tensile strength and influencing factors of seamless pipe

    Tensile strength and influencing factors of seamless pipe

    Tensile strength of seamless pipe (SMLS): Tensile strength refers to the maximum tensile stress that a material can withstand when it is stretched by an external force, and it is usually used to measure the damage resistance of a material. When a material reaches tensile strength during stress, i...
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  • Advantages, disadvantages and development direction of spiral welded pipe

    Advantages, disadvantages and development direction of spiral welded pipe

    Spiral welded pipe (ssaw): It is made by rolling low-carbon carbon structural steel or low alloy structural steel strip into a tube blank according to a certain helical angle (called forming angle), and then welding the pipe seam. It can be made with narrower strip steel produces large diameter s...
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  • General regulations for carbon steel pipe installation

    General regulations for carbon steel pipe installation

    The installation of carbon steel pipes  should generally meet the following conditions: 1. The pipeline-related civil engineering experience is qualified and meets the installation requirements; 2. Use mechanical alignment to connect with the pipeline and fix it; 3. Relevant processes that must b...
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  • Manufacturing principle and application of seamless pipe

    Manufacturing principle and application of seamless pipe

    Manufacturing principle and application of seamless pipe (SMLS): 1. The production principle of seamless pipe The production principle of the seamless pipe is to process the steel billet into a tubular shape under the conditions of high temperature and high pressure, so as to obtain a seamless pi...
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  • Matters needing attention when purchasing carbon steel tubes

    Matters needing attention when purchasing carbon steel tubes

    With the continuous advancement of the global industrialization process, the demand for carbon steel tubes (cs tube) is increasing year by year. As a commonly used piping material, carbon steel tubes are widely used in many fields such as energy, construction, and chemical industry. However, when...
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  • Main quality testing items and methods of seamless pipes

    Main quality testing items and methods of seamless pipes

    The main quality testing items and methods of seamless pipes: 1. Check the size and shape of the steel pipe (1) Steel pipe wall thickness inspection: micrometer, ultrasonic thickness gauge, no less than 8 points at both ends and record. (2) Steel pipe outer diameter and ovality inspection: callip...
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  • What are the steel pipe products around you?

    What are the steel pipe products around you?

    Steel pipe products are indispensable and important products in today’s society, and they are widely used in various industries. 1. Qualification of steel pipe products The qualification of steel pipe products refers to whether the quality of steel pipe products meets the standards stipulat...
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  • Carbon steel tube flaw detection method

    Carbon steel tube flaw detection method

    Commonly used non-destructive testing methods for carbon steel tubes are: ultrasonic testing (UT), magnetic particle testing (MT), liquid penetrant testing (PT) and X-ray testing (RT). The applicability and limitations of ultrasonic testing are: It mainly uses the strong penetrability and good di...
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  • How to choose spiral pipe or seamless pipe?

    How to choose spiral pipe or seamless pipe?

    When it comes to steel pipe selection, there are usually two options: spiral pipe and seamless pipe. While both have their own advantages, spiral steel pipe is usually more economical in terms of price. The production process of spiral steel pipe is relatively simple, mainly including forming, we...
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  • Classification and application of welded steel pipe

    Classification and application of welded steel pipe

    Welded steel pipe is a steel pipe in which the edges of steel plates or strip coils are welded into a cylindrical shape. According to the welding method and shape, welded steel pipes can be divided into the following categories: Longitudinal welded steel pipe (LSAW/ERW): Longitudinal welded steel...
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  • Carbon steel tube vs Stainless steel tube: material difference and application field analysis

    Carbon steel tube vs Stainless steel tube: material difference and application field analysis

    In daily life, carbon steel tube (cs tube) and stainless steel tube(ss tube) are one of the most commonly used piping products. Although they are both used to transport gases and liquids, their materials vary widely. This article will conduct a detailed analysis of the material differences and ap...
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