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Application of stainless steel pipe in petroleum and petrochemical

1 Types of stainless steel According to the chemical composition, stainless steel can be divided into Cr stainless steel, Cr-Ni stainless steel and Cr-Ni-Mo stainless steel. According to the application field, it can be divided into medical stainless steel, atmospheric ...

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Application of corrosion resistant steel and corrosion resistant alloy in oil and gas industry

Despite our efforts to promote renewable resources, oil and gas will continue to be the main force of energy in the coming decades. Since most of the traditional resources available have been exhausted, it has to be developed to make ...

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Material selection for chemical pipelines

There are many factors affecting the choice of pipeline materials: process design conditions, material properties, economy, processability, contamination of the final product, process safety, corrosion resistance, etc. Cast iron pipe: Ordinary cast iron pipe: It is mainly used for water ...

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The overall market trend of stainless steel seamless pipes

First. China’s stainless steel seamless pipe production and consumption trends With the development of China’s economy and the acceleration of industrialization, oil, petrochemical, boiler, nuclear power, military, shipbuilding, fertilizer and other enterprises that have long relied on imported stainless steel ...

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Development and application of duplex stainless steel

Duplex stainless steel has two kinds of metal phase structure, so the duplex stainless steel can combine the properties of ferritic stainless steel and austenitic stainless steel by properly controlling the chemical composition and heat treatment process, that is, the ...

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Technical research on intergranular corrosion performance of TP321 stainless steel seamless pipe

Intergranular corrosion of stainless steel is a phenomenon of corrosion damage, which is manifested by the loss of bonding force between grains, so that the strength of the material deteriorates. There are many different theories for the cause of intergranular ...

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Matters needing attention in welding of stainless steel water pipes for water supply

When welding the stainless steel pipe, the grinding wheel used only for grinding stainless steel pipes; the steel wire brushes used and the tools to remove the slag are made of stainless steel; the stainless steel pipe surface is not ...

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Common rust conditions and treatment methods for stainless steel water pipes

The stainless steel water pipe does not mean that it will not rust, but it is not easy to rust with respect to iron and copper pipes. A good quality stainless steel water pipe for a dozen years is still ...

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Content and application of various elements added to stainless steel industrial welded pipe

The metal content of different materials in stainless steel welded pipes are different, and the application is very different. The 316 and 317 stainless steel welded industrial tubes contain molybdenum (Mo), which is superior to the 304 stainless steel industrial ...

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How to choose high quality stainless steel pipe

Because of the many types of stainless steel pipes, many of the standard brands are listed, and there are many non standard grades which are widely used in fashion. These brands have different performance and are widely used in fashion. ...

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