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2025-08-28Product News
Anti-corrosion methods for precision seamless pipes
Precision seamless pipes are widely used in applications that demand high fluid cleanliness, equipment reliability, and long service life—such as hydraulic systems, automotive pipelines, and instrumentation. Despite their smooth internal and external surfaces, these pipes remain vulnerable to oxidation, moisture, and medium-induced corrosion if no protective measures are applied. To ensure durability and performance, five common anti-corrosion methods are summarized below.
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2025-08-26Product News
Carbon steel seamless pipe pressure rating
The pressure rating of carbon steel (CS) seamless pipe is not a fixed value, but is determined by three key factors: material, outside diameter, and wall thickness. In simple terms, for a given material and pipe size, the wall thickness directly defines the pressure it can withstand.
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2025-08-25Product News
Acid and alkali resistance of boiler tubes
Boiler tubes are essential components in boiler systems, responsible for transporting high-temperature and high-pressure water, steam, or other media. Given their demanding operating conditions, boiler tubes must demonstrate excellent corrosion resistance, particularly in acidic and alkaline environments. This article examines common boiler tube materials, corrosion mechanisms, evaluation methods, and strategies to enhance resistance against acid and alkali attack.
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2025-08-21Product News
Material advantages and selection methods for industrial carbon steel pipes
Carbon steel pipes are one of the most widely used materials in modern industry, thanks to their balance of strength, durability, workability, and cost-effectiveness. To better understand their value, we can look at two key aspects: their material advantages and the methods for selecting the right type of carbon steel pipe for specific applications.
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2025-08-19Product News
The causes of boiler tube rupture
Boiler tubes are critical components in boiler systems, tasked with carrying high-temperature and high-pressure steam or water. They are typically made from seamless pipes, valued for their strength and uniformity, or ERW pipes, preferred for cost-effectiveness and precision. A tube failure—whether seamless or ERW—can seriously compromise boiler safety and may even result in severe accidents. The reasons behind boiler tube failures are complex and multifactorial, involving material selection, design, manufacturing, operation, and maintenance. Below is a systematic analysis.
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2025-08-18Product News
Introduction to L390 seamless steel pipe
L390 seamless steel pipe, also known as X56 steel pipe, is a high-strength grade commonly used in oil and gas pipeline transportation systems. It combines excellent mechanical properties with strong corrosion resistance, making it highly reliable in demanding environments. This article will introduce L390 seamless steel pipe.
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2025-08-14Product News
Key factors affecting the life of seamless steel pipes
The service life of seamless steel pipes does not have a fixed value—it can range from just a few years to several decades, or even over a century. This lifespan is determined by multiple interrelated factors. United Steel Industry Co., Ltd summarizes the five most critical considerations.
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2025-08-14Product News
API 5L PSL1 seamless carbon steel pipe
API 5L PSL1 is a material standard issued by the American Petroleum Institute (API) for steel pipes primarily used in oil and natural gas transportation. The standard ensures that the pipe offers the necessary strength, toughness, and corrosion resistance to perform reliably in complex transportation environments and under demanding operating pressures. This article will briefly introduce API 5L PSL1 seamless carbon steel pipe.
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2025-08-06Product News
Details of 45Mn2 seamless steel pipe
As a high-performance alloy structural steel, 45Mn2 seamless steel pipe holds an essential position in industrial applications. Known for its excellent mechanical properties and good processability, it is widely used across machinery manufacturing, petrochemical engineering, the automotive sector, and more. This article will briefly introduce 45Mn2 seamless steel pipe.
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2025-08-05Product News
Which seamless steel pipe is the hardest?
When people ask about the “hardest” seamless steel pipe, it’s important to clarify what “hardness” really means. In metallurgy, hardness often refers to a material’s resistance to wear, abrasion, or deformation. While high hardness can improve durability, it often comes at the expense of toughness—so not all applications benefit from extremely hard steel. In this article, we’ll explore what makes a seamless steel pipe “hard,” what factors affect its hardness, and which types of steel pipes are typically considered the hardest.
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2025-08-04Product News
Characteristics and application Y1Cr13 seamless steel pipe
Y1Cr13 seamless steel pipe is a stainless steel material primarily composed of chromium and carbon. Y1Cr13 seamless steel pipe is a high-quality stainless steel product known for its excellent machinability, moderate corrosion resistance, and reliable mechanical properties. As a martensitic stainless steel containing approximately 13% chromium, Y1Cr13 is widely used in industries that require components with good strength and fair corrosion resistance, such as valves, pump shafts, and mechanical parts. In this article, we’ll explore the key characteristics and common applications of Y1Cr13 seamless steel pipes.
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2025-07-30Product News
Galvanized steel pipes for industrial projects
Steel pipes are essential components in modern construction and infrastructure projects. Among them, galvanized steel pipes stand out for their superior corrosion resistance, strength, and durability, making them a preferred choice in a wide range of applications. This article will briefly introduce galvanized steel pipes for industrial projects.
