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Introduction to seamless boiler tube welding standards
With the extensive use of boiler tubes in industrial production, the requirements for their welding quality are increasingly stringent. To ensure high welding quality, a series of national and international standards have been established.
2024-06-11
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20G seamless steel pipe production process
20G seamless steel pipe is a widely used material in industries such as petroleum, chemicals, electric power, and aviation due to its high strength, high-temperature resistance, and corrosion resistance. This makes it a critical component in many industrial applications.
2024-06-07
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Boiler tube selection and welding
Boiler tubes are essential components within a boiler, responsible for heating water to generate steam. There are two main types of tube boilers: water tube boilers and fire tube boilers. Depending on the production method, boiler tubes can be classified into seamless boiler tubes and welded boiler tubes. This article will discuss how to choose boiler tubes and important considerations for welding them.
2024-06-07
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Strength calculation of seamless steel pipe
Seamless steel pipes are essential for transporting fluids, known for their high strength and corrosion resistance. They are widely used in industries such as petroleum, chemicals, and aviation. To ensure their safe and reliable use, strength calculations must be performed to determine their capacity to withstand external pressure and stress under working conditions.
2024-06-07
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Manufacturing process of cold drawn seamless steel pipe
Cold-drawn seamless steel pipes are long steel products with a hollow cross-section and no seams, offering significant advantages over welded steel pipes. Cold-drawn seamless pipes are produced through a series of processes such as cold drawing and cold bending at room temperature, while hot-rolled seamless pipes are formed above the recrystallization temperature. This article will outline the manufacturing process of cold-drawn seamless steel tubes.
2024-06-07
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How to remove rust from high-pressure boiler tubes?
High-pressure boiler tubes operate under extreme temperature and pressure conditions, making them susceptible to oxidation and corrosion from high-temperature flue gas and water vapor. This article discusses effective methods for removing rust from high-pressure boiler tubes.
2024-06-06
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ERW steel pipe full form
Straight seam electric resistance welded pipe, commonly known as ERW, is used to transport vapor and liquid objects like oil and natural gas, catering to various high and low-pressure requirements. ERW pipe production boasts high efficiency, low cost, material savings, and ease of automation, making it widely applicable in industries such as aviation, aerospace, energy, electronics, automobiles, and light industry. It is a crucial welding process, playing a significant role in global transportation pipelines.
2024-06-06
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Quality requirements for boiler tubes
Boiler tubes are a type of seamless tube, manufactured using the same methods as other seamless pipes but with stricter requirements on the steel grades used. Based on usage temperature, boiler tubes are categorized into general boiler tubes and high-pressure boiler tubes. This article will discuss how to control the quality of boiler tubes.
2024-06-06
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Acceptance methods and steps for LSAW steel pipes
Here's an overview of the acceptance methods and steps for LSAW steel pipes.
2024-06-06
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DIN 1629 seamless steel pipes
DIN 1629 is the standard that specifies seamless circular tubes made from non-alloy steels with special quality requirements. This article will explore the details of DIN 1629 seamless steel pipes.
2024-06-05
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Details of 310S seamless steel pipe
310S seamless steel pipe is a high-quality stainless steel pipe known for its excellent properties, including high-temperature resistance and corrosion resistance. This makes it widely used in industries such as chemical, petroleum, pharmaceutical, and food. Let’s take a closer look at seamless steel pipes made of this material.
2024-06-05
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Uses of seamless metal pipes
Seamless (SMLS) metal pipe is a weldless metal pipe with better overall properties. This article will discuss the uses of seamless metal pipes.
2024-06-05