- Military field: Seamless steel pipes are widely used in the manufacture of military equipment, such as gun barrels and gun barrels.

- Energy field: Seamless steel pipes are widely used in the energy field, such as oil pipelines, natural gas pipelines and nuclear power plants.

- Construction field: Seamless steel pipes are also widely used in the construction field, such as building structures, bridges and roads, etc.

- Machinery manufacturing: Seamless steel pipes are also widely used in the field of machinery manufacturing, such as manufacturing cars, aircraft and ships.