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Introduction to carbon steel welded pipe hardness
Carbon steel welded pipes are widely used in various industries due to their strength, durability, and versatility. A key property that determines the suitability of these pipes for different applications is their hardness. Hardness in carbon steel welded pipes is commonly measured using three standard methods: Brinell, Rockwell, and Vickers hardness tests. Each of these methods provides a different approach to assessing the material's resistance to deformation and wear.
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Usage and standard of carbon seamless steel pipe
This article will briefly introduce usage and standard of carbon seamless steel pipe.
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Quality requirements for carbon steel pipes
Here's an overview of the quality requirements for carbon steel pipes.
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Cooling ways of carbon steel pipe
To ensure the required microstructure and physical-mechanical properties for certain special-purpose steel pipes, specific cooling methods and systems are necessary. This article will briefly introduce cooling ways of carbon steel pipe.
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Production notes of SSAW steel pipe
During the production of SSAW steel pipes, attention must be paid to several critical factors. In addition to standard tests as specified by the API and other relevant standards, as well as specific user requirements, there are also destructive tests required for steel and steel pipes. These tests include evaluating the physical and chemical properties of raw materials, sampling, and conducting a 100% visual inspection of the steel.
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Wall thickness controlling of carbon steel seamless pipes
Carbon steel seamless pipes (CS seamless pipes) are widely used as structural materials in construction, manufacturing, and various other industries. Wall thickness control is a crucial aspect of their production, directly affecting the quality and performance of the steel pipes. This article introduces and analyzes the methods for controlling the wall thickness of carbon steel seamless pipes.
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GB9948 No. 20 seamless steel pipe for oil cracking
In the modern petrochemical industry, the use of seamless steel pipes is increasingly widespread. Among these, the No. 20 seamless steel pipe for petroleum cracking stands out with its excellent performance and broad application fields. This article explores the material characteristics, production process, and application areas of the No. 20 seamless steel pipe for petroleum cracking.
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Spiral steel pipe connection skills
Spiral steel pipes, also known as SSAW pipes, are welded pipes made from strip steel coils, extruded at regular temperatures, and welded using an automatic double-wire double-sided submerged arc welding process. The quality of the joint in spiral steel pipe construction directly affects the connection strength and sealing of the pipe. Here are some operating tips and key considerations for achieving a seamless joint without misalignment.
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Difference between large-diameter SSAW steel pipe and LSAW steel pipe
Large-diameter spiral steel pipes and large-diameter straight seam steel pipes are both crucial types of welded steel pipes, playing a significant role in various national industries and everyday life. Despite their similarities, these two types of pipes differ notably due to their distinct production processes. Below, we will discuss these differences in detail.
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The material and use of straight seam steel pipe
This article will briefly introduce the material and use of straight seam steel pipe.
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