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Welding Technology of Natural Gas Pipeline

Welding Technology of Natural Gas Pipeline

Natural gas pipeline refers to the pipeline that transports natural gas (including associated gas produced in oil field) from the production site or treatment plant to urban gas distribution center or industrial enterprise users, also known as gas transmission pipeline. Using ...

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Types and functions of gaskets

Types and functions of gaskets

There are many kinds of gaskets, which can be divided into three categories: non-metal, semi-metal and metal gaskets. (1) Non-metallic gaskets. Non-metallic gaskets are soft, corrosion-resistant and cheap, but have poor temperature and pressure resistance. It is mostly used for flange ...

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Classification and Brief Introduction of Pickling of Steel and Steel Pipes

Classification and Brief Introduction of Pickling of Steel and Steel Pipes

Definition and Classification of Steel Pipe Pickling 1. Definition of Pipe Pickling: According to a certain concentration, temperature and speed, acid is chemically removed from the surface of the steel pipe, called pickling. 2. Pickling classification of steel pipes: According to the types ...

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