Seamless elbows are in sufficient supply

When it comes to elbows in piping systems, seamless elbows are a common and important component. Seamless elbows are commonly used in pipe systems to change the flow of pipes or connect different straight sections. They are widely used in many industries, including petroleum, chemical, natural gas, water supply and sewage treatment. This paper will discuss the concept, type, manufacturing process, application field and market status of seamless elbow.

### 1. Seamless elbow concept

Seamless elbow refers to the elbow used to change the flow direction of the pipeline in the pipeline system, its internal surface is smooth, no obvious welded joints. Compared with welded elbows, seamless elbows have higher pressure resistance and corrosion resistance, and are more suitable for use in pipeline systems with high pressure, high temperature or corrosive media.

### 2. Type of seamless elbow

Seamless elbow can be divided into long radius elbow and short radius elbow according to elbow radius; According to the Angle can be divided into 45 degrees elbow, 90 degrees elbow and other special Angle elbow; According to the manufacturing standards can be divided into ASME, DIN, JIS and other standards of seamless elbow.

3. Manufacturing process of seamless elbow

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