What is the material of butt welded elbow

Butt welding elbow is a common connection accessory in industrial pipeline system, which is widely used in petroleum, chemical industry, shipbuilding, water supply, gas supply and other fields. Its main function is to connect the pipeline and make the pipeline turn at a specific place in order to better adapt to the installation environment and pipeline layout. According to different use environment and needs, butt welding elbow has a variety of materials to choose from. This article will discuss the different materials of butt welding elbows in detail, and analyze their respective characteristics, application scenarios and how to choose the appropriate material.

### 1. Stainless steel butt welded elbow

Stainless steel is a common material for making butt welding elbows. It is widely used for its excellent corrosion resistance, high temperature resistance and good mechanical properties. According to its composition, stainless steel elbows can be divided into body stainless steel, body stainless steel and ferritic stainless steel.

- * Stainless steel ** (such as 304, 316) :

** Characteristics ** : With good corrosion resistance, especially suitable for chemical industry and food processing and other fields.

- ** Application scenario ** : Suitable for conveying corrosive media pipeline systems, such as food processing, seawater desalination, chemical plants, etc.

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