This product is a fire sprinkler pipe nipples, made of high-quality galvanized steel pipe, designed as a large head and a small head structure, the small head is internal thread, and the large head is external thread. The product has the characteristics of high strength, good pressure resistance, and convenient installation. It is specially designed for fire sprinkler systems and suitable for fire pipe connections. 

Product Features:

1. **High-quality material**: high-strength galvanized steel pipe, pressure resistance, corrosion resistance, suitable for fire protection systems.

2. **Structural design**: one large head and one small head, the small head internal thread and the large head external thread match, and the connection is tight.

3. **Easy installation**: The thread design facilitates quick installation and is suitable for pipe connections in fire sprinkler systems.

4. **High reliability**: Meets fire protection equipment standards to ensure safe operation of the system.

## Product specifications:

- **Size**: large head external thread (such as 2”), small head internal thread (such as 1-1/2”)

- **Thread**: NPT, BSPT, etc. (customization is supported)

- **Specification**: 1/2”-3” (DN15-DN80)

## Application scenarios:

- **Fire sprinkler system**: used to connect fire pipes to ensure the normal operation of the sprinkler system.

- **Building fire protection facilities**: suitable for fire pipe connections in commercial, residential and other buildings.

For more information or customized services, please contact our sales team.